نتایج جستجو برای: information retrieval systems

تعداد نتایج: 2153983  

Journal: :international journal of information science and management 0
j. mehrad ph.d., president of rlst s. koleini m.s., head, dept. of information technology, rlst

with the increase of the volume of information and the progress in technology, the deficiency of traditional algorithms for fast information retrieval becomes more clear. when large volumes of data are to be handled, the use of neural network as an artificial intelligent technique is a suitable method to increase the information retrieval speed. neural networks present a suitable representation...

Journal: :International Journal of Database Management Systems 2014

Journal: :پژوهشنامه پردازش و مدیریت اطلاعات 0
رحیم شهبازی یوزبند rahim shahbaz uzband کارشناس ارشد کتابداری و اطلاع رسانی ــ دانشگاه شیراز

in online catalogs, searching based on subject keywords, comprise a significant percentage of searches. various studies, especially those of us origin, have stated it to be more than 50 percent. due to the importance of subject searching in online cataloging systems for users, much efforts is being exerted on the part of researchers and designers of such cataloging systems to increase its perfo...

1995
Rui Marinheiro

In hypermedia systems, links are used to connect related information in different types of media, for example: text, images, sound, etc. In this way, authors and users have means of accessing the information in a non-sequential manner, in the way they prefer, by following links that may be visualised as highlighted text or by other means. However, when simply following links while seeking infor...

Journal: :British Journal of Anaesthesia 1970

Journal: :مدیریت اطلاعات سلامت 0
علیرضا اسفندیاری مقدم استادیار، علوم کتابداری و اطلاع رسانی، دانشگاه آزاد اسلامی واحد همدان، همدان، ایران زهره بهاری موفق دانشجوی کارشناسی ارشد، علوم کتابداری و اطلاع رسانی، دانشگاه آزاد اسلامی واحد همدان، همدان، ایران

background: knowing the rate of overlapping in results obtained from information retrieval tools is important to prevent waste of time. medical and health-related information has an outstanding place among the variety of information available on the internet. hence, this research aimed to study the rate of overlap among medical search results derived from mesh (medical subject headings) in gene...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید