Search Results
Results 651 - 700 of 1005
< 9 10 11 12 13 14 15 16 17 18 19 >
Glowniak J V - - 1995
Advances in telecommunications technology in the last decade have fostered the development of computer networks that allow access to vast amounts of information and services. Of the many computer networks that have been developed, the most prominent is the Internet. Originally intended to be a way to share computing resources ...
Glassman S D - - 1995
STUDY DESIGN: In a prospective study of 90 patients undergoing lumbar pedicle screw instrumentation, 512 screws were tested intraoperatively using electrical stimulation. The accuracy of this technique was verified after surgery by computed tomography. OBJECTIVES: Computed tomographic scans taken after surgery were used to evaluate the efficacy of intraoperative screw ...
Malterud K - - 1995
The traditional medical epistemology, resting on a biomedical paradigmatic monopoly, fails to display an adequate representation of medical knowledge. Clinical knowledge, including the complexities of human interaction, is not available for inquiry by means of biomedical approaches, and consequently is denied legitimacy within a scientific context. A gap results between ...
Goldschmidt A J - - 1995
The illustration of a patient's history by a graphical primitive is discussed. Illustration technology is presented which simultaneously represents quantitative examination findings (e.g., laboratory values) and qualitative findings (e.g., from function diagnostics) by a single geometrical figure. Depending on the medical results, this figure takes on characteristic forms which can ...
Pietrzyk P M - - 1995
In the context of hospital information systems (HIS) medical free text analysis is reviewed with respect to current automated approaches to literature retrieval, case retrieval and fact retrieval from textual data in the patient record. The Unified Medical Language System (UMLS) project has enormously stimulated current research. It is expected ...
Sager N - - 1995
A linguistic approach is presented to develop a representation of patient data. Semantic categories developed for computer processing of narrative clinical reports are shown to be similar to the Medical Concepts used manually to extract data from narrative in Exercises of the Computer-based Patient Record Institute. Clinical statement types composed ...
Musen M A - - 1995
The creation of controlled medical terminologies is a central challenge in the development of electronic patient records. In the T-Helper patient-record system, designed for the care of patients with HIV disease, the IVORY module allows health-care workers to compose textual progress notes by making selections from menus generated automatically from ...
Lanzola G - - 1995
Knowledge-based systems (KBS) have been proposed to solve a large variety of medical problems. A strategic issue for KBS development and maintenance are the efforts required for both knowledge engineers and domain experts. The proposed solution is building efficient knowledge acquisition (KA) tools. This paper presents a set of KA ...
Baud R H - - 1995
The analysis of medical narratives and the generation of natural language expressions are strongly dependent on the existence of an adequate representation language. Such a language has to be expressive enough in order to handle the complexity of human reasoning in the domain. Sowa's Conceptual Graphs (CG) are an answer, ...
Clancey W J - - 1995
Progress in the past few decades in representing medical knowledge, along with the availability of low-cost, powerful workstation computers, has increased interest in encoding all medical records in electronic form. But despite the advantages of legibility, access, and automated performance reviews, computerization may also restrict what can be recorded and ...
McCray A T - - 1995
The UMLS knowledge sources provide detailed information about biomedical naming systems and databases. The Metathesaurus contains biomedical terminology from an increasing number of biomedical thesauri, and the Semantic Network provides a structure that encompasses and unifies the thesauri that are included in the Metathesaurus. This paper addresses some fundamental principles ...
Cimino J J - - 1995
The Unified Medical Language System (UMLS) project at the United States National Library of Medicine contains and organizes a large number of terms from controlled medical vocabularies. This study examines the suitability of the UMLS for representing patient care information as it exists in the Columbia-Presbyterian Medical Center (CPMC) clinical ...
van der Lei J - - 1995
The developers of reviewing systems that rely on computer-based patient-record systems as a source of data need to model reviewing knowledge and medical knowledge. We simulate how the same medical knowledge could be entered in four different systems: CARE, the Arden syntax, Essential-attending and HyperCritic. We subsequently analyze how the ...
Tuttle M S - - 1995
One way to fulfill point-of-care knowledge needs is to present caregivers with a visual representation of the available "answers". Using such a representation, caregivers can recognize what they want, rather than have to recall what they need, and then navigate to an appropriate answer. Given selected pieces of information from ...
Zweigenbaum P - - 1995
Medical natural language understanding basically aims at representing the contents of medical texts in a formal, conceptual representation. The understanding process itself increasingly relies on a body of domain knowledge, generally expressed in the same conceptual formalism. The design of such a conceptual representation is a key knowledge-acquisition issue. When ...
Jonassen K - - 1995
In order to achieve a high quality on the coding work according to the ICD-10 in Norway, we have selected a new method for developing a Norwegian version. The objective is to arrive at a version which will ensure safe and easy coding. Standardization of nomenclature/terminology has been emphasized, leaving ...
Chan J - - 1995
The demand for integrated and collaborative computing in the practice and research of pediatric medicine today is particularly strong within the Division of Haematology/Oncology at the Hospital for Sick Children, Toronto, Canada. As the lead institution in pediatric oncology, the hospital and the division are championing the use of information ...
Svaina S - - 1995
1. CURRICULUM DESCRIPTION. Twenty years ago, our faculty organized several lessons in a physiology course to inform students about computers. Recently, new courses in informatics were established. In their first year, students take a compulsory course (15 hours=h) of basic computer science (computers databases, networking, and basic non-medical computer software). ...
Gangemi A - - 1995
By building a medical conceptual model inside the galen project, a methodology has been defined to deal with both operative goals and deep and unsolved problems about knowledge. This knowledge sharing oriented approach exploits existing medical coding systems such as knowledge sources and enables us to represent their concepts in ...
Schmidt R - - 1995
In this paper we describe an approach to making suitable case-based reasoning methods for real medical world problems. As an example: for the class of therapeutic problems, we choose therapy advice as antibiotics for patients in an intensive care unit, who have an infectious disease as an additional complication. As ...
Baud R - - 1995
This paper presents the design of a Medical Linguistic Knowledge Base (MLKB). This MLKB is intended to be the multilingual recipient for all the declarative knowledge about languages. It includes words, their syntax and their conceptual representation, typology of concepts of the domain, rules for semantic analysis and conceptual schemata. ...
Markou S A - - 1995
A new development in computer-assisted medical education has been the introduction of hypertext authoring systems. Authoring systems are computer programs that can allow an instructor to prepare computer-based medical educational materials without the need to know programming languages. Hypertext is a database management system that lets the user connect screens ...
Thurin A - - 1995
Arden syntax is an ASTM standard defined a few years ago to represent rule-based knowledge in the medical domain in an application- and implementation-independent way. Knowledge is expressed as Medical Logic Modules (MLMs). So far, it has mainly been used for providing critique and reminders in data driven, medical decision ...
Bernauer J - - 1995
The representation of patient-specific information in the computer-based medical record requires an expressive formalism, which supports computational services particularly with respect to subsumption. These demands are not sufficiently met by conventional medical terminology and classification systems. This paper investigates the weaknesses of conventional systems, which are primarily coding systems and ...
Burgun A - - 1995
The re-usability of lexicons and knowledge in medicine is a crucial challenge. The Unified Medical Language System (UMLS) project has attempted to provide a repository of concepts, semantically categorized for biomedical domain. This paper describes some results about the relevance of UMLS structures for specific purposes. We have focused on ...
Gennari J H - - 1995
For health care providers to share computing resources and medical application programs across different sites, those applications must share a common medical vocabulary. To construct a common vocabulary, researchers must have an architecture that supports collaborative, networked development. In this paper, we present a web-based server architecture for the collaborative ...
Rassinoux A M - - 1995
Automatic understanding of natural language is a complex task due to the presence of ambiguities. In particular, semantic ambiguities which are often immediately and unconsciously solved by human beings, are raised when analyzing natural language sentences by computer. The latter has to know the implicit and contextual information in order ...
Do Amaral Marcio B - - 1995
We describe one approach for natural language processing of medical texts that associates a semantic grammar with the SNOMED (Systematized Nomenclature of Medicine). Our research hypothesis is that the combination of the nomenclature's declarative knowledge with a formal grammar would create a scientific sublanguage embedded with medical knowledge that could ...
Joubert M - - 1995
The Unified Medical Language System (UMLS) of the U.S. National Library of Medicine is a complex collection of terms, concepts, and relationships derived from standard classifications. Potential applications would benefit from a high level representation of its components. This paper proposes a conceptual representation of both the Metathesaurus and the ...
Baatar S - - 1995
This paper describes an automatic programming tool for the end users in the medical knowledge representation. When end users work with the rule generating tool (RGT) that we have designed, they can represent an idea using an Image-oriented interface such as a picture, movie, audio reference or two dimensional bar ...
McPhee W - - 1995
In 1991, four hundred and forty three (443) first-fourth-and final-year students from the Monash University, Faculty of Medicine were surveyed to seek details of previous computer use [1], knowledge of computer concepts, individual computer skills, perceived usefulness of computers in medicine, and the level of interest in further education on ...
Cléret M - - 1995
The practice of medicine is characterized by its great variability and by many rare diseases. When the medical students work in hospital units, they must learn the general medical practice in the care of the patient. The purpose of this work was to present a French multifunction decision aid system ...
Zweigenbaum P - - 1995
The overall goal of MENELAS is to provide better access to the information contained in natural language patient discharge summaries (PDSs), through the design and implementation of a prototype able to analyse medical texts. The approach taken by MENELAS is based on the following key principles: (i) to maximise the ...
Moehr J R - - 1995
With ubiquitous networked computer based patient information systems, the conventional technology reaches a sound barrier: problems of recall and precision curtail the efficiency gains in data retrieval as the number of data sources and the amount of data in them increases; concerns for privacy protection meet the limits of conventional ...
Lovis C - - 1995
One of the most critical problems of automatic natural language processing (NLP) is the size of the medical lexicons. The set of compound medical words and the continual creation of new terms renders medical lexicons exhaustive beyond question. The structure of such dictionaries usually consists of two parts: 1) the ...
Fowler J - - 1995
Exploiting high-speed computer networks to provide a national medical information infrastructure is a goal for medical informatics. The Distributed Medical Dictionary under development at Baylor College of Medicine is a model for an architecture that supports collaborative development of a distributed online medical terminology knowledge-base. A prototype is described that ...
Kiuchi T - - 1995
Language is indispensable for the representation of medical information. We classified the methods of linguistic representation into three items: natural language, controlled language, and formal language. The characteristics of these are discussed; we focus especially on the preparation of data and data quality. We present the perspective that linguistic research ...
Emelin I V - - 1995
Medical information systems are becoming widely used in Russia--most of them based on small- and medium-sized networks of PCUs running xBASE software. The major difficulty facing these systems is not the availability of adequate hardware and software, but rather the absence of standard terminology. The only international standard currently in ...
Croft W B - - 1995
INQUERY is an advanced text information retrieval system developed by the Information Retrieval Laboratory of the University of Massachusetts in Amherst. It is based on Bayesian inference networks, which are probabilistic models for reasoning with multiple sources of uncertain evidence. The evidence, in this case, is the presence or absence ...
Purcell G P - - 1995
Conventional methods for retrieving information from the medical literature are imprecise and inefficient. Information retrieval systems employ unmanageable indexing vocabularies or use full-text representations that overwhelm the user with irrelevant information. This paper describes a document representation designed to improve the precision of searching in textual databases without significantly compromising ...
Haug P J - - 1995
The value of the computerized medical record is derived in part from the availability of medical information in a coded form accessible to manipulation by processes designed for automated decision support, medical research, and computer assistance in the management of health care delivery. To meet these needs medical reports captured ...
Wasyluk H - - 1995
The computer system HEPAR has been outlined and prepared by the research team of medical and informatics specialists at the Medical Center of Postgraduate Education and Warsaw research institutes (Inst. Biocyb. and Biotech. PAS, Inst. of Food and Aliment), and for the last four years has been applied practically at ...
Engelbrecht R - - 1995
Over the past decades, technology has advanced in all areas. Medical documentation, however, has not altered considerably. This means that medical care is often below standard. This article tries to point out how healthcare could benefit from a computer-based medical record. It also discusses the use of a medical smart ...
Kuperman G J - - 1995
We have developed an approach to medical knowledge representation whereby simple medical concepts are combined to yield complex statements of testable medical logic. The logic is created from a small number of generic medical concepts that are instantiated and combined to create the rules. Rule writing is done through a ...
Tsumoto S - - 1995
Automated knowledge acquisition is an important research issue in developing medical expert systems. While several methods of symbolic inductive learning have been proposed, most of the approaches focus on inducing some rules to classify cases correctly. On the contrary, medical experts also learn other information important for medical diagnostic procedures ...
Ma H - - 1995
The Arden Syntax is a standard description syntax for modular medical knowledge. The purpose of the Arden Syntax is to allow the construction of medical knowledge bases out of elementary medical logic modules (MLMs) that may be contributed and shared by different institutions. The format of the input data is ...
Rassinoux A M - - 1995
Natural Language Processing in the medical domain becomes more and more powerful, efficient, and ready to be used in daily practice. The needs for such tools are enormous in the medical field, due to the vast amount of written texts for medical records. In the authors' point of view, the ...
Spyns P - - 1995
This paper discusses a medical language processor for Dutch (DMLP). The DMLP forms part of the results of a joint project sponsored by the European Commission, which aims at the intelligent extraction and processing of information of patient discharge summaries. We will focus more specifically on the natural language processing ...
Alpay L L - - 1995
A common problem for developers of clinical applications is coping with the diversity of medical language. Medical language as it is used all over the world varies widely, while the referents for these words stay essentially the same. Software developers must reconcile this diversity with the practical necessity of producing ...
Cimino J J - - 1995
The clinical computing environment at Columbia-Presbyterian Medical Center is organized around a centralized database of coded patient information collected from various ancillary sources. The Medical Entities Dictionary (MED) is the central repository for the controlled vocabulary used to encode the patient data. The MED is composed of terms used in ...
< 9 10 11 12 13 14 15 16 17 18 19 >