Search Results
Results 451 - 500 of 1005
< 5 6 7 8 9 10 11 12 13 14 15 >
Maeder C - - 2000
This paper discusses the development of the ERTL-4 (Epreuve de repérage des troubles du langage lors du bilan medical de l'enfant de quatre ans), a measure developed in Nancy, France specifically for the purpose of identifying children with language difficulties in the 3.9-4.6 years age range. The test has been ...
Ebell M - - 2000
Physicians need a way to access and organize personal, patient-related, and medical reference information. Hand-held computers are a practical solution that can make this information available at the point of care. We review the major types of hand-held computers and their software and recommend specific models based on physicians' needs. ...
Charlin B - - 2000
Medical diagnosis is a categorization task that allows physicians to make predictions about features of clinical situations and to determine appropriate course of action. The script concept, which first arose in cognitive psychology, provides a theoretical framework to explain how medical diagnostic knowledge can be structured for diagnostic problem solving. ...
Roux M - - 2000
Medical practice produces much in the form of written text. The under-usage of this medical text for research is largely due to difficulties in processing the information. The objective of the Aristotle project is to build an automatic data system that is capable of producing a semantic representation of the ...
Johnson, Christopher R.;
The goals of medical simulation and visualization are multifaceted. While some simulations and visualizations facilitate diagnosis, others help physicians plan surgery, therapy, and other forms of treatment. Still other simulation and visualization techniques are used for medical training and to acquire a better understanding of human physiology. Among the most ...
Romacker M - - 2000
The semantic interpretation of natural language utterances is usually based on a large number of transformation rules which map syntactic structures (parse trees) onto some kind of meaning representation. However, those interpretation rules exhibit an insufficient degree of abstraction so that the scalability and portability of such natural language processing ...
Wilcox A - - 2000
Inductive learning algorithms have been proposed as methods for classifying medical text reports. Many of these proposed techniques differ in the way the text is represented for use by the learning algorithms. Slight differences can occur between representations that may be chosen arbitrarily, but such differences can significantly affect classification ...
Starren J - - 2000
A variety of methods have been proposed for presenting medical data visually on computers. Discussion of and comparison among these methods have been hindered by a lack of consistent terminology. A taxonomy of medical data presentations based on object-oriented user interface principles is presented. Presentations are divided into five major ...
Nordin I - - 2000
One problematic aspect of the rationality of medical practice concerns the relation between expert knowledge and non-expert knowledge. In medical practice it is important to match medical knowledge with the self-knowledge of the individual patient. This paper tries to study the problem of such matching by describing a model for ...
Schulz S - - 2000
In order to transform a major portion of the Unified Medical Language System (UMLS) into a formally sound description logics system we have developed a four-step knowledge engineering approach. We report on experiments with a Loom knowledge base which consists of 164,000 concepts and 76,000 relations covering human anatomy and ...
Sinha U - - 2000
Standardized medical terminologies are gaining importance in the representation of medical data. In this paper, we present the evaluation of the SNOMED3.5 medical terminology to code concepts routinely used in chest radiology reports. Integration of this terminology mapper into a radiology reporting workstation that incorporates a speech recognition system and ...
Strang W N - - 2000
Medical practice is most strongly founded when based on the results of well conducted clinical trials. Clinical trial results normally enter the domain of medical knowledge and practice through their publication in scientific journals. This in itself poses problems of accessibility and selection. The results of this is a slow ...
Le Duff F - - 2000
Adding automatically relations between concepts from a database to a knowledge base such as the Unified Medical Language System can be very useful to increase the consistency of the latter one. But the transfer of qualified relationships is more interesting. The most important interest of these new acquisitions is that ...
Bousquet C - - 2000
OBJECTIVE: To use the notion of semantic distance to find the nearest neighbors of a medical concept in a controlled vocabulary. MATERIAL AND METHOD: 392 concepts from the cardiovascular chapter of the ICD-10 were projected on the axes of SNOMED III. Distances were measured on each axis and the resulting ...
Lacher D - - 2000
The American College of Physicians-American Society of Internal Medicine conducted a membership survey in late 1998 to assess their activities, needs, and attitudes. A total of 9,466 members (20.9% response rate) reported on 198 items related to computer use and needs of internists. Eighty-two percent of the respondents reported that ...
Curran V R - - 2000
BACKGROUND: Over the years, various distance learning technologies and methods have been applied to the continuing medical education needs of rural and remote physicians. They have included audio teleconferencing, slow scan imaging, correspondence study, and compressed videoconferencing. The recent emergence and growth of Internet, World Wide Web (Web), and compact ...
Grabar N - - 2000
Morphological knowledge is useful for medical language processing, information retrieval and terminology or ontology development. We show how a large volume of morphological associations between words can be learnt from existing medical terminologies by taking advantage of the semantic relations already encoded between terms in these terminologies: synonymy, hierarchy and ...
Baclawski K - - 2000
Ontologies and semantic frameworks can be used to improve the accuracy and expressiveness of natural language processing for the purpose of extracting meaning from technical documents. This is especially true when a rich ontology such as the Unified Medical Language System (UMLS) is available. This paper reports on some tools ...
Hahn U - - 2000
MedSynDiKATe is a natural language processor for automatically acquiring knowledge from medical finding reports. The content of these documents is transferred to formal representation structures which constitute a corresponding text knowledge base. The general system architecture we present integrates requirements from the analysis of single sentences, as well as those ...
Rassinoux A M - - 2000
Compound words are frequently encountered in the medical domain. Their conciseness complies with the telegraphic style usually adopted by clinicians in daily practice. This amplifies the need for clarifying their semantic interpretation and representation through respectively the analysis and generation processes. While highlighting the peculiarities of medical compound words, this ...
Strasberg H R - - 2000
INTRODUCTION: We did formative evaluations of several variations to the computation of related articles for non-bibliographic resources in the medical domain. METHODS: A binary model and several variations of the vector space model were used to measure similarity between documents. Two corpora were studied, using a human expert as the ...
Solbrig H R - - 2000
Medical terminologies continue to grow in scope, completeness and detail. The emerging generation of terminology systems define concepts in terms of their position within a categorical structure. It is still necessary, however, to access and represent the concepts using everyday spoken and written language, which introduces both lexical and semantic ...
Drudi F M - - 2000
Aim of this study is to describe the main characteristics of the European projects IAEVA II and HERMES whose principal objective is to render the already functioning computer systems more efficient. The medical environment is in continuous need of faster and better ways of communication, particularly in a radiological context, ...
Frankewitsch T - - 2000
Knowledge in the environment of information technologies is bound to structured vocabularies. Medical data dictionaries are necessary for uniquely describing findings like diagnoses, procedures or functions. Therefore we decided to locally install a version of the Unified Medical Language System (UMLS) of the U.S. National Library of Medicine as a ...
Beuscart-Zéphir M C - - 2000
As the computers become more and more and aid for the management of medical information, some specialists like anesthetists demand specialized applications to support their own activity. Usually, these applications are developed following a Users' Requirements analysis and functional specifications. We demonstrate here that when the management of medical information ...
Abidi S S - - 2000
Electronic patient records (EPR) can be regarded as an implicit source of clinical behaviour and problem-solving knowledge, systematically compiled by clinicians. We present an approach, together with its computational implementation, to pro-actively transform XML-based EPR into specialised Clinical Cases (CC) in the realm of Medical Case Base Systems. The 'correct' ...
Curran V R - - 2000
The Internet and the World Wide Web (the Web) present exciting new possibilities for distributing educational materials at a distance and facilitating collaborative learning among geographically isolated physicians. This article provides a brief overview of the Web as an instructional delivery platform and discusses its strengths and weaknesses as a ...
Lowe H J - - 1999
This paper describes preliminary work evaluating automated semantic indexing of radiology imaging reports to represent images stored in the Image Engine multimedia medical record system at the University of Pittsburgh Medical Center. The authors used the SAPHIRE indexing system to automatically identify important biomedical concepts within radiology reports and represent ...
Nadkarni P M - - 1999
Entity-attribute-value (EAV) representation is a means of organizing highly heterogeneous data using a relatively simple physical database schema. EAV representation is widely used in the medical domain, most notably in the storage of data related to clinical patient records. Its potential strengths suggest its use in other biomedical areas, in ...
Hou S M - - 1999
In recent years, medical informatics has become a well-recognized branch of medicine. It is a multidisciplinary science that combines information technology and various specialties of medicine. The impact of medical informatics on medical education is advancing along with the rapid developments in computer science. Departments of medical informatics or similar ...
Patterson R - - 1999
In 1887, Polish physician Ludovic Zamenhof introduced Esperanto, a simple, easy-to-learn planned language. His goal was to erase communication barriers between ethnic groups by providing them with a politically neutral, culturally free standard language. His ideas received both praise and condemnation from the leaders of his time. Interest in Esperanto ...
Karim Qayumi A - - 1999
Computer-assisted learning is a hot topic and is evolving parallel with the rapidly growing computer technology. Today, modern computers with sophisticated software are able to create a new dimension in the application of many important pedagogical principles and philosophies. Modern computers with excellent multimedia applications are capable of simulating a ...
Vollebregt A - - 1999
Knowledge engineering has shown that besides the general methodologies from software engineering it is useful to develop special purpose methodologies for knowledge based systems (KBS). PROforma is a newly developed methodology for a specific type of knowledge based systems. PROforma is intended for decision support systems and in particular for ...
Linge J P - - 1999
StarDOM is a software package for the representation of STAR files as document object models and the conversion of STAR files into XML. This allows interactive navigation by using the Document Object Model representation of the data as well as easy access by XML query languages. As an example application, ...
Kleinsasser A - - 1999
Traditional classroom mandatory review classes do not actively involve the learner; require considerable instructor time for development, implementation, and tracking; and are costly to the institution. This article describes the creation and implementation of a computer-assisted instruction (CAI) mandatory review package using the medical center's intranet system. The CAI mandatory ...
Gu H - - 1999
Controlled medical terminologies (CMTs) have been recognized as important tools in a variety of medical informatics applications, ranging from patient-record systems to decision-support systems. Controlled medical terminologies are typically organized in semantic network structures consisting of tens to hundreds of thousands of concepts. This overwhelming size and complexity can be ...
Sinacore J M - - 1999
A method for measuring interrater agreement on checklists is presented. This technique does not assign individual scores to raters, but computes a single agreement score from the concordance of their check mark configurations. An overall coefficient of agreement, called phi, is derived. The agreement coefficient that is expected by chance ...
Johnson S B - - 1999
Construction of a resource that provides semantic information about words and phrases to facilitate the computer processing of medical narrative. Lexemes (words and word phrases) in the Specialist Lexicon were matched against strings in the 1997 Metathesaurus of the Unified Medical Language System (UMLS) developed by the National Library of ...
Ngan P S - - 1999
In this paper, we introduce a system for discovering medical knowledge by learning Bayesian networks and rules. Evolutionary computation is used as the search algorithm. The Bayesian networks can provide an overall structure of the relationships among the attributes. The rules can capture detailed and interesting patterns in the database. ...
Lavrac N - - 1999
Widespread use of medical information systems and explosive growth of medical databases require traditional manual data analysis to be coupled with methods for efficient computer-assisted analysis. This paper presents selected data mining techniques that can be applied in medicine, and in particular some machine learning techniques including the mechanisms that ...
Guttmann G D - - 1999
The computing world has just provided the anatomist with another tool: Java 3D, within the Java 2 platform. On December 9, 1998, Sun Microsystems released Java 2. Java 3D classes are now included in the jar (Java Archive) archives of the extensions directory of Java 2. Java 3D is also ...
Short M W - - 1999
A survey of 131 eastern Washington rural family physicians showed that 59.5% owned a personal computer with a CD-ROM drive. There was an inverse correlation between the physicians' years in practice and computer ownership: 10 years or less (80.6%), 11 to 20 years (72.2%), 21 to 30 years (55.6%), and ...
Fenyö D - - 1999
An XML derived from a data model designed to be a hierarchical representation of an organism has been specified and a browser to use this language has been developed. The language definition is available in HTML form at http://www.proteometrics.com/BIOML/. The BioML browser is available on request from the author.
Herr R R - - 1999
In the pharmaceutical, medical device, biotech, and blood bank industries, a computer validation vocabulary has emerged over time from many different sources. These sources include industry group publications, regulatory agency guidance documents, terminology from the computer industry, and articles written by individuals. Since these efforts were not harmonized, several independent ...
Kahn C E CE - - 1999
Structured reporting is the process of using standardized data elements and predetermined data-entry formats to record observations. The Standard Generalized Markup Language (SGML; International Standards Organization (ISO) 8879:1986)--an open, internationally accepted standard for document interchange was used to encode medical observations acquired in an Internet-based structured reporting system. The resulting ...
van Mulligen E M - - 1999
This paper describes the results of a project that explores the use the Unified Medical Language System (UMLS) for knowledge-driven tasks, such as browsing a computer-based patient record (CPR). The project consisted of a number of steps: the mapping between CPR terms and UMLS concepts, the development of an algorithm ...
Skelton J R - - 1999
BACKGROUND: The available literature on medical communication reports almost exclusively on observational, qualitative studies. We aimed to apply a novel approach to the analysis of doctor-patient consultation by means of computer concordancing. This methodology, established in linguistic research but rarely applied to professional language, allows both the quantitative and qualitative ...
Hollander S - - 1999
In 1984, the Association of American Medical Colleges (AAMC) issued recommendations for the reform of medical education. One recommendation was that information sciences be incorporated into the medical curriculum. In fall 1996, a survey was conducted to learn more about computer use by medical students at the Rockford regional site ...
Hahn U - - 1999
In this article, we introduce a knowledge-based approach to medical text understanding. From an in-depth consideration of deep sentence and text understanding we distill basic requirements for an adequate knowledge representation framework. These requirements are then matched with currently available medical ontologies (thesauri, terminologies, etc.). A fundamental trade-off is recognized ...
Matthies H K - - 1999
The combination of new and rapidly developing interactive multimedia computers and applications with electronic networks will require a restructuring of our traditional approach to strategic planning and organizational structure. Worldwide telecommunication networks (using satellites, cable) are now facilitating the global pooling of healthcare information and medical knowledge independent of location. ...
< 5 6 7 8 9 10 11 12 13 14 15 >