منابع مشابه
مقدمه ای بر: تکنولوژی data base و اداره سازمان
در ادراه امور سازمان نیز از تکنولوژی data base در دو زمینه مشخص یعنی بصورت سیستم های عملیاتی و سیستم های اطلاعاتی میتوان استفاده کرد. در شرایط کنونی وجود موانع متعدد از قبیل فرهنگ غالب در سازمان های بزرگ و طرز تلقی مدیران دیوان سالار از یکطرف و تازه گی و پیچیده بودن فنون مربوط به سیتم های data base فقدان دانش، تجربه و تخصص کافی برای بهره گیری کامل از آن از طرف دیگر، برنامه ریزی و اقدام برای ایج...
15 صفحه اولMindtagger: A Demonstration of Data Labeling in Knowledge Base Construction
End-to-end knowledge base construction systems using statistical inference are enabling more people to automatically extract high-quality domain-specific information from unstructured data. As a result of deploying DeepDive framework across several domains, we found new challenges in debugging and improving such end-to-end systems to construct high-quality knowledge bases. DeepDive has an itera...
متن کاملVisualization System for Earth Environmental Data Base
The earth’s environmental problems have attracted serious attention worldwide. Various kinds of environmental data, such as remote sensing data, have become available for examining. Although this data is crucial to understanding such problems, there has become an over-abundance in variety of size, format, and filetype which makes it difficult for researchers to handle. We feel that earth enviro...
متن کاملExperience with a Graphical Data Base System
Over the past few years there has been an increase in the use of data base systems and computer graphics in scientific and engineering applications. While considerable work has been done on both graphics and data base support very little has been done on the interaction between the two. In this paper we discuss a graphical data base system that we have used in a number of applications. We descr...
متن کاملWriting a Natural Language Data Base System
We present a model for processing English requests for information from a relational data base. The model has as its main steps (a) locating semantie constituents of a request; (b) matching these constituents against larger templates called concept case frames; (c) filling in the concept case frame using information from the user's request, from the dialogue context and from the user's response...
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ژورنال
عنوان ژورنال: Journal of the American College of Cardiology
سال: 1990
ISSN: 0735-1097
DOI: 10.1016/0735-1097(90)92774-v