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Aproximadamente 772 registro(s) hasta el momento: (knowledge)

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Recurso libre

demographic trends in the cactaceae
Godinez-Alvarez, H - Ortega-Baes, P - Valverde, MT

Formato:	Article
Enlaces:	Although our biological knowledge regarding cactus species is thorough in many areas, only in recent years have ecologists addressed their demographic behavior. Here we attempt a first review of the present knowledge on cactus demography, including an analysis of the…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

Mexican plants with hypoglycaemic effect used in the treatment of diabetes
Heinrich, M - Andrade-Cetto, AA

Formato:	Artículo de investigación
Enlaces:	Diabetes mellitus is a syndrome which affects more and more people in all countries over the world. In Mexico, it is commonly treated with herbal extracts. Such treatment may be of considerable benefit especially during the early stages of the…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

The first human case in Mexico of conjunctivitis caused by the avian parasite, Philophthalmus lacrimosus
Lamothe-Argumedo, R - Diaz-Camacho, SP - Nawa, Y

Formato:	Article
Enlaces:	Species of Philophthalmus parasitize primarily the eyes of wild and domestic birds. A variety of mammals, including humans, occasionally serve as the intermediate as well as the definitive hosts for this parasite, although human cases are extremely rare. Here, we…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

Time line - The emergence and development of genetics in Mexico
Barahona, A - Ayala, FJ

Formato:	Article
Enlaces:	Early in the twentieth century it was shown that Mendel's laws apply to plants and animals and that genes reside on chromosomes. In the 1950s the double-helix model of DNA inaugurated the molecular biology era, which culminated at the end…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

New species of Pseudoeurycea (Caudata : Plethodontidae) from the mountains of the Mixteca region of Oaxaca, Mexico
Canseco-Marquez, L - Gutierrez-Mayen, G

Formato:	Article
Enlaces:	A new terrestrial species of Pseudoeurycea is described from the mountains of the Mixteca region of Oaxaca. Compared with other members of the genus, the new species is relatively slender and short-legged. The background color of the dorsum of this…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

First synthesis and structural report on selenophen-2-yl containing pnictogens: Biological activities of tris(selenophen-2-yl)stibine
Sharma, P - Rosas, N - Cabrera, A - Toscano, A - Silva, MD - Perez, D - Velasco, L - Perez, J - Gutierez, R

Formato:	Article
Enlaces:	A new tertiary stibine and bismuthine containing C-heterocyclic selenophene ring have been synthesized. Tris(2-selenophenyl)stibine (1) and tris(2-selenophenyl) bismuthine (2) and characterized by IR, MS, H-1, C-13, COSY, HETCOR NMR spectroscopy. Crystal structures of stibine and bismuthine have been determined. In…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

photic regulation of c-fos expression in the protocerebrum of crayfish
Granados-Dominguez, M - Escamilla, E - Fanjul, ML

Formato:	Article
Enlaces:	In various species of crayfish it has been proposed that different extra-retinal photoreceptors and pacemakers could be involved in the photo entrainment mechanisms. The identity of the neural structures responsible for this phenomenon is not known. The objective of this…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

La utilización de métodos cualitativos en enfermería, Using qualitative methods in nursing research
Zoucha, Rick

Formato:	info:eu-repo/semantics/article
Enlaces:	Durante las pasadas dos décadas, las personas que han realizado estudios sobre enfermería han contribuido con grandes cantidades de conocimientos que han ayudado a mejorar inmensamente la práctica clínica y los resultados de salud. Una manera de actualizar estos estudios…
Fecha:	2008-04-22
Recurso:	RUA Docencia

Recurso libre

New records of three freshwater ascomycetes from an urban lagoon of Tabasco, Mexico
Cifuentes, J - González, MC - Rosique Gil, E

Formato:	Article
Enlaces:	A survey of lignicolous freshwater ascomycetes was carried out in Las Ilusiones Lagoon located in the metropolitan area of Villahermosa City State of Tabasco, Mexico. Aniptodera inflatiascigera, Ascosacculus aquaticus and A. heteroguttulatus are recorded for the first time from Mexico.…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

10.

The status of the world's land and marine mammals: Diversity, threat, and knowledge
Schipper, J - Chanson, JS - Chiozza, F - Cox, NA - Hoffmann, M - Katariya, V - Lamoreux, J - Rodrigues, ASL - Stuart, SN - Temple, HJ - Boitani, L - Lacher, TE - Mittermeier, RA - Smith, AT - Absolon, D - Aguiar, JM - Amori, G - Bakkour, N - Baldi, R - Berridge, RJ - Bielby, J - Black, PA - Blanc, JJ - Brooks, TM - Burton, JA - Butynski, TM - Catullo, G - Chapman, R - Cokeliss, Z - Collen, B - Conroy, J - Cooke, JG - da Fonseca, GAB - Derocher, AE - Dublin, HT - Duckworth, JW - Emmons, L - Emslie, RH - Festa-Bianchet, M - Foster, M - Foster, S - Garshelis, DL - Gates, C - Gimenez-Dixon, M - Good, TC - Hammerson, G - Hammond, PS - Happold, D - Happold, M - Hare, J - Harris, RB - Hawkins, CE - Haywood, M - Heaney, LR - Hedges, S - Helgen, KM - Hilton-Taylor, C - Hussain, SA - Ishii, N - Jefferson, TA - Jenkins, RKB - Johnston, CH - Keith, M - Kingdon, J - Knox, DH - Kovacs, KM - Langhammer, P - Leus, K - Lewison, R - Lichtenstein, G - Lowry, LF - Macavoy, Z - Mace, GM - Mallon, DP - Masi, M - McKnight, MW - Medellin, RA - Medici, P - Mills, G - Moehlman, PD - Molur, S - Mora, A - Nowell, K - Oates, JF - Olech, W - Oliver, WRL - Oprea, M - Patterson, BD - Perrin, WF - Polidoro, BA - Pollock, C - Powel, A - Protas, Y - Racey, P - Ragle, J - Ramani, P - Rathbun, G - Reeves, RR - Reilly, SB - Reynolds, JE - Rondinini, C - Rosell-Ambal, RG - Rulli, M - Rylands, AB - Savini, S - Schank, CJ - Sechrest, W - Self-Sullivan, C - Shoemaker, A - Sillero-Zubiri, C - De Silva, N - Smith, DE - Srinivasulu, C - Stephenson, PJ - van Strien, N - Talukdar, BK - Taylor, BL - Timmins, R - Tirira, DG - Tognelli, MF - Tsytsulina, K - Veiga, LM - Vie, JC - Williamson, EA - Wyatt, SA - Xie, Y - Young, BE - Baillie, JEM - González, S - González-Maya, JF

Formato:	Article
Enlaces:	Knowledge of mammalian diversity is still surprisingly disparate, both regionally and taxonomically. Here, we present a comprehensive assessment of the conservation status and distribution of the world's mammals. Data, compiled by 1700+ experts, cover all 5487 species, including marine mammals.…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

11.

Frozen Solutions of Fricke Dosimeter
Ramos, A - Ramos-Bernal, S - Frias, D - Mosqueira, FG - Negron-Mendoza, A

Formato:	Article
Enlaces:	Commercial product irradiation using ionizing radiation has provided a method to safely treat products in a variety of ways. Temperature is a very important factor when determining the absorbed dose of the product. However, most irradiation complexes apply dosimetric knowledge…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

12.

Prediction of TF target sites based on atomistic models of protein-DNA complexes
Angarica, VE - Perez, AG - Vasconcelos, AT - Collado-Vides, J - Contreras-Moreira, B

Formato:	Article
Enlaces:	Background: The specific recognition of genomic cis-regulatory elements by transcription factors (TFs) plays an essential role in the regulation of coordinated gene expression. Studying the mechanisms determining binding specificity in protein-DNA interactions is thus an important goal. Most current approaches…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

13.

Impact of Transcription Units rearrangement on the evolution of the regulatory network of gamma-proteobacteria
Perez, ADG - Angarica, VE - Vasconcelos, ATR - Collado-Vides, J - González, EG

Formato:	Article
Enlaces:	Background: In the past years, several studies begun to unravel the structure, dynamical properties, and evolution of transcriptional regulatory networks. However, even those comparative studies that focus on a group of closely related organisms are limited by the rather scarce…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

14.

The effect of Maya traditional harvesting on the leaf production, and demographic parameters of Sabal palm in the Yucatan Peninsula, Mexico
Martínez-Ballesté, A - Martorell-Delgado, Carlos - Caballero, J

Formato:	Article
Enlaces:	Palm leaves are an important resource for family households. The effect of harvest on leaf production, growth and fecundity of wild individual palm trees has been studied, but little is known about palm harvest in agro-forestry systems. In the Maya…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

15.

Essays on innovation, leadership, and growth
Jones, Benjamin F. (Benjamin Felt), 1972-

Formato:	Thesis
Enlaces:	The first two chapters of this thesis investigate a possibly fundamental aspect of technological progress. If knowledge accumulates as technology progresses, then successive generations of innovators may face an increasing educational burden, forcing them to spend longer periods in education…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

16.

Entrepreneurial clusters in knowledge-driven economies : an essay on their evolutionary dynamics
Ueda, Mitsuyuki, 1971-

Formato:	Thesis
Enlaces:	by Mitsuyuki Ueda., Thesis (S.M.M.O.T.)--Massachusetts Institute of Technology, Sloan School of Management, Management of Technology Program, 2003., Includes bibliographical references (p. 129-131)., This electronic version was submitted by the student author. The certified thesis is available in the Institute Archives…
Fecha:	2005-05-19
Recurso:	MIT

Recurso libre

17.

Global knowledge networking for the multinational enterprise
Lim, Shung Yar, 1979-

Formato:	Thesis
Enlaces:	by Shung Yar Lim., Thesis (S.M.)--Massachusetts Institute of Technology, Engineering Systems Division, Technology and Policy Program, 2003., Includes bibliographical references (leaves 122-126).
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

18.

Concurrent process mapping, organizations, project and knowledge management in large-scale product development projects using the Design Structure Matrix method
Guivarch, Antoine D. (Antoine David), 1979-

Formato:	Thesis
Enlaces:	by Antoine D. Guivarch., Thesis (S.M.)--Massachusetts Institute of Technology, Engineering Systems Division, Technology and Policy Program; and, (S.M.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2003., Includes bibliographical references (p. 149-152).
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

19.

Intrinsic representation : bootstrapping symbols from experience
Larson, Stephen David, 1980-

Formato:	Thesis
Enlaces:	If we are to understand human-level intelligence, we need to understand how meanings can be learned without explicit instruction. I take a step toward that understanding by focusing on the symbol-grounding problem, showing how symbols can emerge from a system…
Fecha:	2005-09-26
Recurso:	MIT

Recurso libre

20.

Technological capability catching up : follow the normal way or deviate
Gao, Xudong, 1966-

Formato:	Thesis
Enlaces:	The thesis explores a puzzle in technological capability development: many firms in China follow the "normal" way of technological capability development suggested by the existing literature but have not made much progress, while some firms that deviate from the "normal"…
Fecha:	2005-10-14
Recurso:	MIT

Recurso libre

21.

Real-time analysis of physiological data and development of alarm algorithms for patient monitoring in the Intensive Care Unit
Zhang, Ying, 1976-

Formato:	Thesis
Enlaces:	The lack of effective data integration and knowledge representation in patient monitoring limits its utility to clinicians. Intelligent alarm algorithms that use artificial intelligence techniques have the potential to reduce false alarm rates and to improve data integration and knowledge…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

22.

Exploiting quaternions to support expressive interactive character motion
Johnson, Michael Patrick, 1971-

Formato:	Thesis
Enlaces:	A real-time motion engine for interactive synthetic characters, either virtual or physical, needs to allow expressivity and interactivity of motion in order to maintain the illusion of life. Canned animation examples from an animator or motion capture device are expressive,…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

23.

Ultrasonic nondestructive evaluation and imaging of defects in reinforced cementitious materials
Wang, Ji-yong, 1967-

Formato:	Thesis
Enlaces:	Characterization of defect is one of the important objectives of nondestructive evaluation (NDE) for condition assessment of structures. Among many other NDE techniques, ultrasonic methods play a prominent role in the both quantitative and qualitative assessment of discontinuities in reinforced…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

24.

Rapid learning in high velocity environments
Weber, Charles M. (Charles Maria), 1955-

Formato:	Thesis
Enlaces:	This dissertation investigates how rapid learning occurs in high technology industries, many of which operate in what Bourgeois and Eisenhardt (1988) term "high velocity environments." The dissertation consists of three empirical studies, which follow the method of extended case study…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

25.

Product traceability in the pharmaceutical supply chain : an analysis of the auto-ID approach
Bellman, Attilio, 1967-

Formato:	Thesis
Enlaces:	This thesis analyzes how the Auto-ID technology and information infrastructure will change the management and distribution of pharmaceutical products within the health care industry by enabling item level product traceability functionality. The complexity of the health care industry is steadily…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

26.

Performance strategies for the knowledge driven built environment : the Singapore case
Aw, Tuan Kee Donald, 1971-

Formato:	Thesis
Enlaces:	The Internet and Technology Revolution has created a new business environment, one in which traditional business rules are being challenged, and even repudiated. Information Communication Technology (ICT) has made a major impact to many business sectors, ranging from retail, stock…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

27.

Reworking the city of workers : a new housing paradigm for the immigrant city
Butler, Britta Erika, 1974-

Formato:	Thesis
Enlaces:	The climate of the reception of immigrants to the United States has soured, and circumstances are becoming increasingly difficult for persons seeking to gain residency. Reasons often given for the reversal in this practice are that immigrants are poor, uneducated,…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

28.

Experiential learning environments for structural behavior
Viteri, Victor R. (Victor Raul)

Formato:	Thesis
Enlaces:	Computers have dramatically changed the nature of structural engineering practice by shifting work from process-oriented tasks, such as performing hand calculations and drafting, to structural modeling and interpretation of computer results. To perform these new functions, engineers need to have…
Fecha:	2005-10-14
Recurso:	MIT

Recurso libre

29.

Corpus-based unit selection for natural-sounding speech synthesis
Yi, Jon Rong-Wei, 1975-

Formato:	Thesis
Enlaces:	Speech synthesis is an automatic encoding process carried out by machine through which symbols conveying linguistic information are converted into an acoustic waveform. In the past decade or so, a recent trend toward a non-parametric, corpus-based approach has focused on…
Fecha:	2005-05-19
Recurso:	MIT

Recurso libre

30.

Development of a gamma ray telescope for online synovial dosimetry in boron neutron capture synovectomy
Jiang, Hongyu, 1971-

Formato:	Thesis
Enlaces:	Boron Neutron Capture Synovectomy (BNCS) is a novel application of the ¹⁰B(n,α) reaction for potential treatment of rheumatoid arthritis. During BNCS clinical trials, real-time knowledge of boron dose delivered to the synovium is necessary so that the remaining irradiation time…
Fecha:	2005-05-19
Recurso:	MIT

Recurso libre

31.

Developing an integrated building design tool by coupling building energy simulation and computational fluid dynamics programs
Zhai, Zhiqiang, 1971-

Formato:	Thesis
Enlaces:	Building energy simulation (ES) and computational fluid dynamics (CFD) can play important roles in building design by providing essential information to help design energy-efficient, thermally comfortable and healthy buildings. However, separate applications of ES and CFD usually cannot give an…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

32.

Computational comparative genomics : genes, regulation, evolution
Kamvysselis, Manolis, 1977-

Formato:	Thesis
Enlaces:	Understanding the biological signals encoded in a genome is a key challenge of computational biology. These signals are encoded in the four-nucleotide alphabet of DNA and are responsible for all molecular processes in the cell. In particular, the genome contains…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

33.

Workspace in transition : rethinking workspace through the design of reconfigurable worksurfaces
Cho, Minjung, 1974-

Formato:	Thesis
Enlaces:	Communication is an integral part of today's workplace, linking people, objects, and information. Now that knowledge exchange is considered a significant work activity, new technologies have been developed to support communication with people who are On the move. As a…
Fecha:	2005-09-26
Recurso:	MIT

Recurso libre

34.

Construction of a taxonomy for requirements engineering commercial-off-the-shelf components
Ayala, Claudia - Botella, Pere - Franch, Xavier

Formato:	Articulo, Articulo
Enlaces:	This article presents a procedure for constructing a taxonomy of COTS products in the field of Requirements Engineering (RE). The taxonomy and the obtained information reach transcendental benefits to the selection of systems and tools that aid to RE-related actors…
Fecha:	2008-05-23
Recurso:	Unversidad Nacional de La Plata

Recurso libre

35.

A genetic based neuro-fuzzy controller for thermal processes
Goel, Ashok Kumar - Saxena Chandra, Suresh - Surekha, Bhanot

Formato:	Articulo, Articulo
Enlaces:	This paper presents a neuro-fuzzy network where all its parameters can be tuned simultaneously using Genetic Algorithms. The approach combines the merits of fuzzy logic theory, neural networks and genetic algorithms. The proposed neuro-fuzzy network does not require a priori…
Fecha:	2008-05-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

36.

Cyclic evolution: a new strategy for improving controllers obtained by layered evolution
Olivera, Javier Hugo - Lanzarini, Laura Cristina

Formato:	Articulo, Articulo
Enlaces:	Complex control tasks may be solved by dividing them into a more specific and more easily handled subtasks hierarchy. Several authors have demonstrated that the incremental layered evolution paradigm allows obtaining controllers capable of solving this type of tasks. In…
Fecha:	2008-05-23
Recurso:	Unversidad Nacional de La Plata

Recurso libre

37.

Cellular memetic algorithms
Alba, Enrique - Dorronsoro, Bernabé - Alfonso, Hugo

Formato:	Articulo, Articulo
Enlaces:	This work is focussed on the development and analysis of a new class of algorithms, called cellular memetic algorithms (cMAs), which will be evaluated here on the satisfiability problem (SAT). For describing a cMA, we study the effects of adding…
Fecha:	2008-05-23
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Learning object semantic description for enhancing reusability
Señas, Perla - Moroni, Norma

Formato:	Articulo, Articulo
Enlaces:	In the design of activities for Web-Based Education Systems, the concept of Didactic Object or Learning Object, has appeared as the axis of a new paradigm concerned with the reusability of contents and activities, due to its organization from a…
Fecha:	2008-05-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

39.

The impact of networked display devices on awareness and adoption of an online knowledge sharing system
Rosenblatt, Michael, 1977-

Formato:	Thesis
Enlaces:	Invention is largely information driven. Everyone in a community of inventors is an aggregator of information relevant to invention. Sharing some of this information across a community of inventors will result in greater invention effectiveness at the individual and community…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

40.

Tactical awareness, decision making and skill in youth soccer players (under-14 years)
González Víllora, Sixto - García López, Luis Miguel - Gutiérrez Díaz, David - Pastor Vicedo, Juan Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	The purpose of this study is to assess the technical-tactical knowledge of high performance soccer players. The sport performance of sixteen 14-year-olds who play for the Spanish soccer club Albacete Balompie was analysed in a modified game as “seven-a-side match”…
Fecha:	2013-07-22
Recurso:	RUA Docencia

Recurso libre

41.

Distribution of endangered vertebrates in Bañados del Este Biosphere reserve, Uruguay, Distribución de los vertebrados amenazados en la Reserva de la Biosfera de Bañados del Este, Uruguay
Soutullo Bugallo, Álvaro Alberto - Chan, Eric K.W. - Maughan, Johanna - Preuss, Sonja - Ruiz Guajardo, Juan Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	Utilizamos información publicada e inédita sobre mamíferos, reptiles y anfibios amenazados para identificar áreas de gran riqueza de especies amenazadas dentro de la Reserva de Biósfera Bañados del Este (Uruguay). Esa información fue luego comparada con una propuesta de zonificación…
Fecha:	2008-04-26
Recurso:	RUA Docencia

Recurso libre

42.

Spatiotemporal brain imaging and modeling
Lin, Fa-Hsuan, 1972-

Formato:	Thesis
Enlaces:	This thesis integrates hardware development, data analysis, and mathematical modeling to facilitate our understanding of brain cognition. Exploration of these brain mechanisms requires both structural and functional knowledge to (i) reconstruct the spatial distribution of the activity, (ii) to estimate…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

43.

Vibration and crack detection in gas turbine engine compressor blades using Eddy current sensors
Lackner, Matthew, 1980-

Formato:	Thesis
Enlaces:	(cont.) in the ECS signal, no definitive method for sensing blade vibration using an ECS has yet been developed., High cycle fatigue (HCF) cracks generated by compressor blade vibrations are a common source of failure in gas turbine engines. Current…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

44.

Dynamic power allocation and routing for satellite and wireless networks with time varying channels
Neely, Michael J. (Michael James), 1975-

Formato:	Thesis
Enlaces:	Satellite and wireless networks operate over time varying channels that depend on attenuation conditions, power allocation decisions, and inter-channel interference. In order to reliably integrate these systems into a high speed data network and meet the increasing demand for high…
Fecha:	2005-05-17
Recurso:	MIT

Recurso libre

45.

Documenting dreams : patient-centered records versus practice-centered records
Østerlund, Carsten Svarrer, 1965-

Formato:	Thesis
Enlaces:	This thesis explores how doctors and nurses use documents to share their knowledge within and across healthcare settings. In addressing this question I draw on a 15-month, multi-sited ethnographic study in several pediatric health care settings, following patients from primary…
Fecha:	2005-08-24
Recurso:	MIT

Recurso libre

46.

Comparing the use of indigenous knowledge with classification and ordination techniques for assessing the species composition and structure of vegetation in a tropical forest
Pineda, JB - Valdes-Valadez, G - Hernández-Stefanoni, JL

Formato:	Article
Enlaces:	dentification of groups that are similar in their floristic composition and structure (habitat types) is essential for conservation and forest managers to allocate high priority areas and to designate areas for reserves, refuges, and other protected areas. In this study,…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

47.

Multilingual acquisition of large scale knowledge resources, Adquisición multilingüe de bases de conocimiento de gran escala
Cuadros Oller, Montserrat

Formato:	info:eu-repo/semantics/article
Enlaces:	Tesis doctoral en Informática realizada por Montse Cuadros y dirigida por Dr. Lluís Padró y Dr. German Rigau. La defensa de la tesis fue en la facultad de Informática de la Universitat Politècnica de Catalunya el día 22 de noviembre…
Fecha:	2013-04-22
Recurso:	RUA Docencia

Recurso libre

48.

Translation of pronominal anaphora between English and Spanish: discrepancies and evaluation
Peral Cortés, Jesús - Ferrández Rodríguez, Antonio

Formato:	info:eu-repo/semantics/article
Enlaces:	This paper evaluates the different tasks carried out in the translation of pronominal anaphora in a machine translation (MT) system. The MT interlingua approach named AGIR (Anaphora Generation with an Interlingua Representation) improves upon other proposals presented to date because…
Fecha:	2008-03-13
Recurso:	RUA Docencia

Recurso libre

49.

People using macro-fungal diversity in Oaxaca, Mexico
Cifuentes, J - Caballero, J - Garibay Orijel, R - Estrada Torres, A

Formato:	Article
Enlaces:	Traditional mycological knowledge of most Mexican ethnic groups has proven to be extensive and profound, consuming nearly 300 species of wild mushrooms. In this paper, we identified the mushrooms used by Zapotecs of Ixtlan, Oaxaca, compiled their traditional knowledge and…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

50.

Recent progress in biotechnology of Mexican medicinal plants
Villarreal, ML - Nicasio, P - Rojas, G - Alvarez, L - Quintero, R

Formato:	Article
Enlaces:	Based on traditional medicinal knowledge, it was possible to identify the plant species Solanum chrysotrichum as the source of a new antimycotic agent designated SC-1. Cell suspension batch cultures from this plant were established in shake flasks, in which the…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

51.

Pathophysiology of cholesterol gallstone disease
Uribe, M - MendezSánchez, N - PoncianoRodríguez, G - Cárdenas-Vázquez, R

Formato:	Artículo de investigación
Enlaces:	The purpose of the present paper is to review the current knowledge about cholesterol gallstone disease. It is generally accepted that the formation of cholesterol gallstone requires three major pathogenic defects, namely, supersaturation, nucleation and crystal growth as well as…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

52.

INTRODUCTION TO ALGEBRAIC K-THEORY
LLUISPUEBLA, E

Formato:	Article
Enlaces:	These notes contain a series of ten lectures delivered at the ''Universidad Nacional Autonoma de Mexico'' on its ''Primer Seminario de K-Teoria Algebraica''. They provide an introduction to the subject as well as to the other expositions in this volume.…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

53.

A female songbird out-sings male conspecifics during simulated territorial intrusions
Illes, AE - Yunes-Jimenez, L

Formato:	Article
Enlaces:	While birdsong is a model system for animal communication studies, our knowledge is derived primarily from the study of only one sex and is therefore incomplete. The study of song in a role-reversed species would provide a unique opportunity to…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

54.

Biogeography, current knowledge and conservation of threatened vascular plants characteristic of Mexican temperate forests
Vega, IL - Ayala, OA - Contreras-Medina, R - Vargas, AP

Formato:	Article
Enlaces:	The main goal of this study is to document the biogeographical patterns, current status and conservation of 24 species of vascular plants in Mexico, all of them recorded in some risk category in the Mexican official publication named 'Norma Oficial…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

55.

A Framework for Corporate Householding
Madnick, Stuart - Wang, Richard - Zhang, Wei

Formato:	Working Paper
Enlaces:	Previous research on corporate household and corporate householding has presented examples, literature review, and working definitions. In this paper, we first improve our understanding of the area by developing a typology of corporate householding tasks and knowledge…
Fecha:	2003-03-21
Recurso:	MIT

Recurso libre

56.

The manipulative power of word-formation devices in Margaret Atwood's Oryx and Crake
López Rúa, Paula

Formato:	info:eu-repo/semantics/article
Enlaces:	Apart from speculating about a series of issues open to debate, such as the dark side of progress and globalization or the conflict between science and morality, Margaret Atwood's Oryx and Crake (2003) offers a feasible insight into the state…
Fecha:	2008-04-24
Recurso:	RUA Docencia

Recurso libre

57.

Temperature preference and acclimation in Poecilia sphenops (Pisces, Poeciliidae)
Buckle, LF - Espina, S - Hernández, M

Formato:	Article
Enlaces:	The preferred temperature (PT) of Poecilia sphenops (Pisces, Poeciliidae) (n = 240, 1.13 +/- 0.06 g wet weight, 3.26 +/- 0.88 cm standard length) from Presa Piedra Azul, Oaxaca, Mexico, was measured at acclimation temperature of 20 degreesC, 23 degreesC,…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

58.

Mouse sperm patch-clamp recordings reveal single Cl(-)channels sensitive to niflumic acid, a blocker of the sperm acrosome reaction
Espinosa, F - de la Vega-Beltran, JL - Delgado, R - Labarca, P - Darszon, A - López-González, I

Formato:	Article
Enlaces:	Ion channels lie at the heart of gamete signaling. Understanding their regulation will improve our knowledge of sperm physiology, and may lead to novel contraceptive strategies. Sperm are tiny (similar to 3 mu m diameter) and, until now, direct evidence…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

59.

A FOSSIL EARTHSTAR (GEASTERACEAE, GASTEROMYCETES) FROM THE LATE CENOZOIC OF PUEBLA, MEXICO
MAGALLONPUEBLA, S - CEVALLOSFERRIZ, SRS

Formato:	Article
Enlaces:	The compressed basidiocarp of a fungus belonging to Geasteraceae (Lycoperdales, Gasteromycetes) was recovered from the plant-bearing Cenozoic strata of the Pie de Vaca Formation, Puebla, Mexico. The fossil specimen consists of an open exoperidium with ten triangular rays, and a…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

60.

Semantic document indexing in ontology-driven organizational memories
Ale, María Alejandra - Galli, María Rosa - Chiotti, Omar Juan Alfredo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Effective document retrieval using domain knowledge and semantics is one of the major challenges in Information Retrieval. Over the last years, there has been a growing interest in ontologies as an artifact for human knowledge representation and a critical component…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

61.

Detection of partial occlusions of assembled components to simplify the disassembly tasks
Gil Vázquez, Pablo - Torres Medina, Fernando - Ortiz Zamora, Francisco Gabriel - Reinoso García, Óscar

Formato:	info:eu-repo/semantics/article
Enlaces:	An automatic disassembly cell requires of a computer vision system for recognition and localization of the products and each of theirs components. The detection of occlusions adds more information to the knowledge base to identify components and products, and generate…
Fecha:	2008-08-01
Recurso:	RUA Docencia

Recurso libre

62.

Knowledge gaps in scientific literature on maternal mortality: a systematic review, Lagunas en las publicaciones científicas sobre la mortalidad materna: revisión sistemática, Lacunes de la littérature scientifique sur la mortalité maternelle mises en évidence par une revue systématique de cette littérature
Gil González, Diana - Carrasco Portiño, Mercedes - Ruiz Cantero, María Teresa

Formato:	info:eu-repo/semantics/article
Enlaces:	Issues related to maternal mortality have generated a lot of empirical and theoretical information. However, despite the amount of work published on the topic, maternal mortality continues to occur at high rates and solutions to the problem are still not…
Fecha:	2008-03-13
Recurso:	RUA Docencia

Recurso libre

63.

Families on the spot: sexual signals influence parent-offspring interactions
Morales, J - Alonso-Alvarez, C - Perez, C - Torres, R - Serafino, E - Velando, A

Formato:	Article
Enlaces:	In 1950, Tinbergen described the elicitation of offspring begging by the red spot on the bill of parent gulls, and this became a model system for behavioural studies. Current knowledge on colour traits suggests they can act as sexual signals…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

64.

The potential of tree rings for the study of forest succession in southern Mexico
Brienen, RJW - Lebrija-Trejos, E - van Breugel, M - Bongers, F - Meave del Castillo, Jorge Arturo - Pérez-García, Eduardo Alberto - Martínez-Ramos, M

Formato:	Article
Enlaces:	Studies of tropical secondary forest succession face strong limitations due to the slow pace of succession and the time-consuming task of monitoring processes. The occurrence of tree rings in secondary forest trees may help expand our knowledge on succession in…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

65.

Engineering of a polymeric bacterial protein as a scaffold for the multiple display of peptides
Laplagne, DA - Zylberman, V - Ainciart, N - Steward, MW - Sciutto, E - Fossati, CA - Goldbaum, FA

Formato:	Article
Enlaces:	Protein assemblies with a high degree of repetitiveness and organization are known to induce strong immune responses. For that reason they have been postulated for the design of subunit vaccines by means of protein engineering. The enzyme lumazine synthase from…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

66.

FOSSIL LEGUME FRUITS FROM TERTIARY STRATA OF PUEBLA, MEXICO
MAGALLONPUEBLA, S - CEVALLOSFERRIZ, SRS

Formato:	Article
Enlaces:	Mimosoideae), Mimosa (Mimoseae, Mimosoideae), Lysiloma (Ingeae, Mimosoideae),and Sophora (Sophoreae, Papilionoideae). Another fruit exhibits a combination of characters unknown among extant legumes, and although superficially similar to some species of Papilionoideae, it represents an extinct genus. The four identified genera are…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

67.

The impact of knowledge creation and technology education on new product development
Papoutsakis, Haris; Technological Education Institute (TEI) of Crete

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	The aim of this article is to investigate and bring to light the constructive impact of Knowledge Creation and Technology Education on the process of New Product Development. This is done under the competence-based perspective of the organization, where knowledge…
Fecha:	2008-05-22
Recurso:	Design and Technology Education: an international journal

Recurso libre

68.

Border-crossing knowledge networking among multinational firms : the case of R&D facilities
Shirvani-Mahdavi, Ali (Ali Agha), 1965-

Formato:	Thesis
Enlaces:	(cont.) which is expected, given their additional knowledge resources. The respondents' urgency in looking for the relevant knowledge is the primary explanation for this difference between the two networks. This difference in knowledge networking among the different groups did not…
Fecha:	2005-09-27
Recurso:	MIT

Recurso libre

69.

Exploring the factors that influence the perception of risk: The case of Volcan de Colima, Mexico
Gavilanes-Ruiz, JC - Cuevas-Muniz, A - Varley, N - Gwynne, G - Stevenson, J - Saucedo-Giron, R - Perez-Perez, A - Aboukhalil, M - Cortes-Cortes, A

Formato:	Article
Enlaces:	Volcan de Colima has increased its activity considerably since 1998 with four periods of effusion and since 2003, daily Vulcanian explosions. During 2005 the magnitude of the explosivity increased, producing many pyroclastic flows, two of which reached over 5 km…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

70.

Evaluation of self-absorption of manganese emission lines in Laser Induced Breakdown Spectroscopy measurements
Bredice, F - Borges, FO - Sobral, H - Villagran-Muniz, M - Di Rocco, HO - Cristoforetti, G - Legnaioli, S - Palleschi, V - Pardini, L - Salvetti, A - Tognoni, E

Formato:	Article
Enlaces:	This paper is part of a more general study aimed to the determination of the best experimental procedures for reliable quantitative measurements of Fe-Mn alloys by LIBS. In this work, attention is pointed on the self-absorption processes, whose effect deeply…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

71.

Pathogenesis II: Fungal responses to host responses: interaction of host cells with fungi
Mendes-Giannini, MJS - Taylor, ML - Bouchara, JB - Burger, E - Calich, VLG - Escalante, ED - Hanna, SA - Lenzi, HL - Machado, MP - Miyaji, M - Da Silva, JLM - Mota, EM - Restrepo, A - Restrepo, S - Tronchin, G - Vincenzi, LR - Xidieh, CF - Zenteno, E

Formato:	Article
Enlaces:	Most of our knowledge concerning the virulence determinants of pathogenic fungi comes from the infected host, mainly from animal models and more recently from in vitro studies with cell cultures. The fungi usually present intra- and/or extracellular host-parasite interfaces, with…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

72.

Coronal observations of CMEs
Schwenn, R - Raymond, JC - Alexander, D - Ciaravella, A - Gopalswamy, N - Howard, R - Hudson, H - Kaufmann, P - Klassen, A - Maia, D - Pick, M - Reiner, M - Srivastava, N - Tripathi, D - Vourlidas, A - Wang, YM - Zhang, J - Muñoz-Martínez, G

Formato:	Article
Enlaces:	CMEs have been observed for over 30 years with a wide variety of instruments. It is now possible to derive detailed and quantitative information on CME morphology, velocity, acceleration and mass. Flares associated with CMEs are observed in X-rays, and…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

73.

ultrastructure of tarsal sensilla and other integument structures of two pseudocellus species (ricinulei, arachnida)
Talarico, G - Silva, MF - Alberti, G - Palacios-Vargas, JG

Formato:	Article
Enlaces:	Ricinuleids are one of the least investigated groups of Arachnida. In particular, knowledge of their ultrastructure is poor. Observations of the distal tarsomeres of ricinuleids show differences in their shape and equipment of surface structures. Legs I and II are…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

74.

Population dynamics of Mammillaria magnimamma Harworth. (Cactaceae) in a lava-field in central Mexico
Valverde-Valdés, María Teresa - Quijas, S - López-Villavicencio, M - Castillo-Argüero, Silvia

Formato:	Article
Enlaces:	One of the habitats occupied by Mammillaria magnimamma is a 2000-year old lava-field, in Mexico City. The great ecological interest on this lava-field and the little knowledge there is regarding cacti population ecology have compelled us to analyse the demography…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

75.

On the firing maps of a general class of forced integrate and fire neurons
Carrillo, H - Ongay, FA

Formato:	Article
Enlaces:	Integrate and fire processes are fundamental mechanisms causing excitable and oscillatory behavior. Van der Pol [Philos. Mag. (7) 2 (11) (1926) 978] studied oscillations caused by these processes, which he called,relaxation oscillations' and pointed out their relevance, not only to…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

76.

LATEST OCCURRENCE OF THE EXTINCT GENUS CEDRELOSPERMUM (ULMACEAE) IN NORTH-AMERICA - CEDRELOSPERMUM-MANCHESTERI FROM MEXICO
MAGALLONPUEBLA, S - CEVALLOSFERRIZ, SRS

Formato:	Article
Enlaces:	The Upper Cenozoic flora of the Pie de Vaca Formation, Puebla, Mexico, is yielding important elements that contribute to a more complete knowledge of the Tertiary floras of southern latitudes of North America. Among the most abundant plant organs in…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

77.

Transferring, Translating and Transforming: An Integrative Framework
Carlile, Paul

Formato:	Working Paper
Enlaces:	Organizations must establish processes for managing knowledge across boundaries because of the specialized and task-dependent forms of knowledge required to deliver products and services. To address this challenge an integrative framework is developed that identifies and integrates the value of…
Fecha:	2003-12-10
Recurso:	MIT

Recurso libre

78.

Re-engineering knowledge networks for development
Raghavan, Amrith, 1976-

Formato:	Thesis
Enlaces:	This thesis examines the evolution of Internet based knowledge networks (e-knowledge networks) in the domain of sustainable development. The objective of this thesis is to use an engineering systems approach to understand knowledge networks, identify the barriers to their sustainability…
Fecha:	2005-06-02
Recurso:	MIT

Recurso libre

79.

Knowledge and beliefs about malaria transmission and practices for vector control in Southern Mexico
Rodríguez,Américo David - Penilla,Rosa Patricia - Henry-Rodríguez,Mario - Hemingway,Janet - Betanzos,Angel Francisco - Hernández-Avila,Juan Eugenio

Formato:	journal article
Enlaces:	OBJECTIVE: To investigate the knowledge and beliefs about malaria transmission and practices for vector control in eight villages on the coastal plain of Chiapas, Mexico. MATERIAL AND METHODS: A cross-sectional survey was conducted during May and June 1995 in Chiapas,…
Fecha:	2003-04-01
Recurso:	SCIELO

Recurso libre

80.

Mexican native trouts: a review of their history and current systematic and conservation status
Hendrickson, DA - Perez, HE - Findley, LT - Forbes, W - Tomelleri, JR - Mayden, RL - Nielsen, JL - Jensen, B - Campos, GR - Romero, AV - van der Heiden, A - Camarena, F - de Leon, FJG

Formato:	Article
Enlaces:	While biologists have been aware of the existence of native Mexican trouts for over a century, they have received little study. The few early studies that did muchmore than mention their existence began in the 1930s and continued into the…
Fecha:	2011-01-22
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

81.

Toward integration of knowledge based systems and knowledge discovery systems
Rancan, Claudio - Pesado, Patricia - García-Martínez, Ramón

Formato:	Articulo, Articulo
Enlaces:	This paper presents a proposal for an architecture that integrates knowledge discovery systems (automatic acquisition) and knowledge based systems (experts systems). This work formulates considerations over the viability of the implementation of this architecture according to the advance of the…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

82.

Prior knowledge in evolutionary fuzzy recurrent controllers design
Apolloni, Javier - Kavka, Carlos - Roggero, Patricia

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	A fuzzy controller is usually designed by formulating the knowledge of a human expert into a set of linguistic variables and fuzzy rules. As it is well known, the use of prior knowledge can dramatically improve the performance and quality…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

83.

A study of prior knowledge insertion in evolutionary fuzzy recurrent controllers design
Apolloni, Javier - Kavka, Carlos - Roggero, Patricia

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	A fuzzy controller is usually designed by formulating the knowledge of a human expert into a set of linguistic variables and fuzzy rules. As it is well known, the use of prior knowledge can dramatically improve the performance and quality…
Fecha:	2012-10-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

84.

SweetDeal: Representing Agent Contracts With Exceptions using XML Rules, Ontologies, and Process Descriptions
GROSOF, BENJAMIN - POON, TERRENCE C.

Formato:	Working Paper
Enlaces:	SweetDeal is a rule-based approach to representation of business contracts that enables software agents to create, evaluate, negotiate, and execute contracts with substantial automation and modularity. It builds upon the situated courteous logic programs knowledge representation in RuleML, the emerging…
Fecha:	2003-09-16
Recurso:	MIT

Recurso libre

85.

Transferring, Translating and Transforming: An Integrative Framework
Carlile, Paul

Formato:	Working Paper
Enlaces:	Organizations must establish processes for managing knowledge across boundaries because of the specialized and task-dependent forms of knowledge required to deliver products and services. To address this challenge an integrative framework is developed that identifies and integrates the value of…
Fecha:	2003-12-18
Recurso:	MIT

Recurso libre

86.

Design and technology education and the concept of property
Molwane, Olefile Bethuel - Mwendapole, Chinandu

Formato:	info:eu-repo/semantics/article, Research Articles, info:eu-repo/semantics/publishedVersion
Enlaces:	Knobler (1971) notes that within society at least three communities are affected by intellectual property rights and these include; the stakeholders who produce and distribute the new knowledge such as Microsoft or Disney, individual generators of new knowledge such as…
Fecha:	2008-06-10
Recurso:	Design and Technology Education: an international journal

Recurso libre

87.

Information from teachers on viral hepatitis transmission and prevention in Brazil
Gaze,Rosangela - Carvalho,Diana Maul de - Rangel-Tura,Luiz Fernando

Formato:	journal article
Enlaces:	OBJECTIVE: To assess school teachers' level of knowledge on prevention of viral hepatitis (VH). MATERIAL AND METHODS: A cross-sectional study was conducted in three cities of Brazil, from August to November of 1999. The sample was composed of 360 subjects:…
Fecha:	2003-08-01
Recurso:	SCIELO

Recurso libre

88.

An overview of memory: some issues on structures and organization in the legal domain
Kaestner, Celso A. A. - Hasegawa, Fabiano M. - Santos, Emerson L. dos - Avila, Braulio C.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Lawyers often need to look for previous similar legal cases when analysing new ones. The more previous cases, the more time is spent. Classical search engines execute termbased retrieval, which may miss relevant documents as well as fetch several irrelevant…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

89.

Architecture of a mobile-agent of a distributed knowledge management system
Villareal, Pablo - Galli, Ma. Rosa - Chiotti, Omar Juan Alfredo - Bailone, Esteban

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This work describes a multi agent system designed to support the management of tacit knowledge that belongs to people of an organization. This is a distributed knowledge management system based on the use of mobile agents, which receive the user's…
Fecha:	2012-10-24
Recurso:	Unversidad Nacional de La Plata

Recurso libre

90.

Street science : the fusing of local and professional knowledge in environmental policy
Coburn, Jason

Formato:	Thesis
Enlaces:	his dissertation analyzes how local knowledge improves environmental decisions. The premise is that controlling pollution and addressing public health disparities are not problems that professionals alone can solve. Concerned lay publics, especially low-income populations and people of color that experience…
Fecha:	2005-08-23
Recurso:	MIT

Recurso libre

91.

Knowledge insertion: an efficient approach to reduce search effort in evolutionary scheduling
Pandolfi, Daniel - Lasso, Marta - San Pedro, María Eugenia de - Villagra, Andrea - Gallard, Raúl Hector

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Evolutionary algorithms (EAs) are merely blind search algorithms, which only make use of the relative fitness of solutions, but completely ignore the nature of the problem. Their performance can be improved by using new multirecombinative approaches, which provide a good…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

92.

CRIB: A Method for Integrity Constraint Checking on Knowledge Bases
Clemente,Julia - de Antonio,Angélica - Ramírez,Jaime

Formato:	journal article
Enlaces:	The necessity of verification tools for Knowledge Based-Systems (KBSs), that help to guarantee a certain degree of quality and reliability of these systems will increase in the future when more critical systems are developed in areas such as industry, science,…
Fecha:	2005-06-01
Recurso:	SCIELO

Recurso libre

93.

Improving Data Quality Through Effective Use of Data Semantics
Madnick, Stuart E.

Formato:	Article
Enlaces:	Data quality issues have taken on increasing importance in recent years. In our research, we have discovered that many “data quality” problems are actually “data misinterpretation” problems – that is, problems with data semantics. In this paper, we first illustrate…
Fecha:	2003-12-13
Recurso:	MIT

Recurso libre

94.

Seeking Information for School Purposes on the Internet
Gunn, Holly - Hepburn, Gary

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, research-article
Enlaces:	This paper reports the findings of a study undertaken in four Nova Scotia public schools of twelfth grade students' information seeking strategies when they use the Internet as an information source. Various Nova Scotia Department of Education curriculum documents hold…
Fecha:	2003-02-15
Recurso:	Canadian Journal of Learning and Technology

Recurso libre

95.

Analyse de la nature constructiviste d'une activité d'apprentissage collaboratif médié par les TIC
Brousseau, Nancy - Vázquez-Abad, Jesús

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, research-article
Enlaces:	Abstract. In this article we examine an example of collaborative learning with ICT in secondary school science, in order to analyse its characteristics and determine if they answer criteria for an activity of constructivist nature. We retain that constructivism places…
Fecha:	2003-10-15
Recurso:	Canadian Journal of Learning and Technology

Recurso libre

96.

Putting Patents in Context:Exploring Knowledge Transfer from MIT
Agrawal, Ajay - Henderson, Rebecca

Formato:	Working Paper
Enlaces:	In this paper we explore the degree to which patents are representative of the magnitude, direction, and impact of the knowledge spilling out of the university by focusing on MIT, and in particular on the departments of Mechanical and Electrical…
Fecha:	2003-12-18
Recurso:	MIT

Recurso libre

97.

KISF: An interactive ontology framework
Pacheco, Edson José - Souza, Luiz C. Guarita - Shmeil, Marcos A. - Renaux, Douglas P. B.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays information circulates quickly in a human organization, what generates an internal difficulty in preserving inside the organization essential information to support decision-making. Decision Support Systems (DSS) aiding organizational decision-making, had, up to now, rigid inferences machines restricted to the…
Fecha:	2012-10-18
Recurso:	Unversidad Nacional de La Plata

Recurso libre

98.

Multinational enterprises and cross-border knowledge creation

Formato:
Enlaces:	D. Eleanor Westney., Cover title. "Paper prepared for JAIMS conference on 'International Comparative Study of Knowledge Creation', Hawaii, December 12-14, 1996"--Added t.p. "February 1997.", Includes bibliographical references (p. 31-34).
Fecha:	2003-04-29
Recurso:	MIT

Recurso libre

99.

Belief dynamics and explanations in ansprolog
Simari, Gerardo I. - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Knowledge representation models are very important in the design of intelligent agents because they provide with mechanisms to manage beliefs and their dynamics. In this paper, we propose the use of AnsProlog* as a knowledge representation language, and develop a…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

100.

The Progressive Construction of Communication: Toward a Model of Cognitive Networked Communication and Knowledge Communities
Campos, Milton; Facility of Arts and Sciences, University of Montreal

Formato:	info:eu-repo/semantics/article, research-article, info:eu-repo/semantics/publishedVersion
Enlaces:	Abstract: Networked communication allows the emergence of a new social reality: knowledge communities in cognitive networks. This paper formulates a model of cognitive networked communication and knowledge communities. This model aims to show the progressive construction of communication and is…
Fecha:	2003-03-01
Recurso:	Canadian Journal of Comumunication