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The UMLS Knowledge Source Server: An Object Model For Delivering UMLS Data

by Anantha Bangalore, Karen E. Thorn, Carolyn Tilley, Lee Peters - Proc AMIA Symp , 2003
"... this paper we present the design of the new system, outline each of the system design goals, the UMLS Object Model, and statistics showing the usage of the new UMLSKS and associated data. We conclude with implications for future work ..."
Abstract - Cited by 7 (0 self) - Add to MetaCart
this paper we present the design of the new system, outline each of the system design goals, the UMLS Object Model, and statistics showing the usage of the new UMLSKS and associated data. We conclude with implications for future work

The use of the UMLS Knowledge Sources for the Design of a Domain Specific Ontology : a Practical Experience

by Soumeya Achour, Michel Dojat, Jean-marc Brethon, Gil Blain, Eric Lepage - in Blood Transfusion, in Proc of the Joint European Conference on Artificial Intelligence in Medicine and Medical Decision Making, AIMDM'99 , 1999
"... Abstract. In highly evolutive medical domains, decision support systems have to easily be modifiable by medical experts themselves. In the field of blood transfusion, the evolution of medical knowledge and governmental regulation impose a continuous adaptation of decision support systems. Explicit d ..."
Abstract - Cited by 1 (0 self) - Add to MetaCart
domain ontologies is then a prerequisite for the construction of such extensible systems. We have chosen to base our domain ontology representation on the entities and relations present in the UMLS knowledge sources. In this paper we detail, how in using a specific browser, we have exploited, reused

The rate-distortion function for source coding with side information at the decoder

by Aaron D. Wyner, Jacob Ziv - IEEE Trans. Inform. Theory , 1976
"... Abstract-Let {(X,, Y,J}r = 1 be a sequence of independent drawings of a pair of dependent random variables X, Y. Let us say that X takes values in the finite set 6. It is desired to encode the sequence {X,} in blocks of length n into a binary stream*of rate R, which can in turn be decoded as a seque ..."
Abstract - Cited by 1060 (1 self) - Add to MetaCart
as well as the decoder has access to the side information {Y,}. In nearly all cases it is shown that when d> 0 then R*(d)> Rx, y(d), so that knowledge of the side information at the encoder permits transmission of the {X,} at a given distortion level using a smaller transmission rate

Discriminative Training and Maximum Entropy Models for Statistical Machine Translation

by Franz Josef Och, Hermann Ney , 2002
"... We present a framework for statistical machine translation of natural languages based on direct maximum entropy models, which contains the widely used source -channel approach as a special case. All knowledge sources are treated as feature functions, which depend on the source language senten ..."
Abstract - Cited by 508 (30 self) - Add to MetaCart
We present a framework for statistical machine translation of natural languages based on direct maximum entropy models, which contains the widely used source -channel approach as a special case. All knowledge sources are treated as feature functions, which depend on the source language

The Wealth of Networks: How Social Production Transforms Markets and Freedom

by Yochai Benkler , 2007
"... This is a visionary book written by a man on a mission. It articulates one possible answer to the question of what might come after the proprietary-based knowledge-based economy that currently exists in advanced countries. Benkler is professor of law at Yale Law School and one of the most ardent pro ..."
Abstract - Cited by 729 (5 self) - Add to MetaCart
proponents of the open source movement and the information commons approach. He argues that a new form of economy might be emerging, i.e. the “networked information economy”, in which nonmarket and nonproprietary commons-based peer production (i.e. “social production”) and exchange of information, knowledge

Social capital, intellectual capital, and the organizational advantage

by Janine Nahapiet - Academy of Management Review , 1998
"... Scholars of the theory of the firm have begun to emphasize the sources and conditions of what has been described a s "the organizational advantage, " rather than focus on the causes and consequences of market failure. Typically, researchers see such organizational advantage a s accruing fr ..."
Abstract - Cited by 1215 (2 self) - Add to MetaCart
Scholars of the theory of the firm have begun to emphasize the sources and conditions of what has been described a s "the organizational advantage, " rather than focus on the causes and consequences of market failure. Typically, researchers see such organizational advantage a s accruing

Mediators in the architecture of future information systems

by Gio Wiederhold - IEEE COMPUTER , 1992
"... The installation of high-speed networks using optical fiber and high bandwidth messsage forwarding gateways is changing the physical capabilities of information systems. These capabilities must be complemented with corresponding software systems advances to obtain a real benefit. Without smart softw ..."
Abstract - Cited by 1135 (20 self) - Add to MetaCart
software we will gain access to more data, but not improve access to the type and quality of information needed for decision making. To develop the concepts needed for future information systems we model information processing as an interaction of data and knowledge. This model provides criteria for a high

Automatic Word Sense Discrimination

by Hinrich Schütze - Journal of Computational Linguistics , 1998
"... This paper presents context-group discrimination, a disambiguation algorithm based on clustering. Senses are interpreted as groups (or clusters) of similar contexts of the ambiguous word. Words, contexts, and senses are represented in Word Space, a high-dimensional, real-valued space in which closen ..."
Abstract - Cited by 536 (1 self) - Add to MetaCart
is automatic and unsupervised in both training and application: senses are induced from a corpus without labeled training insta,nces or other external knowledge sources. The paper demonstrates good performance of context-group discrimination for a sample of natural and artificial ambiguous words

Cooperative strategies and capacity theorems for relay networks

by Gerhard Kramer, Michael Gastpar, Piyush Gupta - IEEE TRANS. INFORM. THEORY , 2005
"... Coding strategies that exploit node cooperation are developed for relay networks. Two basic schemes are studied: the relays decode-and-forward the source message to the destination, or they compress-and-forward their channel outputs to the destination. The decode-and-forward scheme is a variant of ..."
Abstract - Cited by 739 (19 self) - Add to MetaCart
Coding strategies that exploit node cooperation are developed for relay networks. Two basic schemes are studied: the relays decode-and-forward the source message to the destination, or they compress-and-forward their channel outputs to the destination. The decode-and-forward scheme is a variant

Dynamic capabilities and strategic management

by David J. Teece, Gary Pisano, Amy Shuen - Strategic Management Journal , 1997
"... The dynamic capabilities framework analyzes the sources and methods of wealth creation and capture by private enterprise firms operating in environments of rapid technological change. The competitive advantage of firms is seen as resting on distinctive processes (ways of coordinating and combining), ..."
Abstract - Cited by 1792 (7 self) - Add to MetaCart
The dynamic capabilities framework analyzes the sources and methods of wealth creation and capture by private enterprise firms operating in environments of rapid technological change. The competitive advantage of firms is seen as resting on distinctive processes (ways of coordinating and combining
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