4491 search results - page 635 / 899 » Adapting information retrieval systems to user queries |
228
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SIGIR
2012
ACM
13 years 9 months ago
2012
ACM
Versioned document collections are collections that contain multiple versions of each document. Important examples are Web archives, Wikipedia and other wikis, or source code and ...
264
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SIGIR
2012
ACM
13 years 9 months ago
2012
ACM
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
162
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WMCSA
2003
IEEE
15 years 12 months ago
2003
IEEE
Applications and services in ubiquitous computing systems often interact in a context-dependent, reactive manner. How information flows, and what services communicate when, is det...
216
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KDD
2001
ACM
15 years 11 months ago
2001
ACM
This paper describes the Perseus project, which is devoted to developing techniques and tools for creating personalized multimedia news portals. The purpose of a personalized mult...
193
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TKDE
2011
15 years 1 months ago
2011
—In reality, spatial objects (e.g., hotels) not only have spatial locations but also have quality attributes (e.g., price, star). An object p is said to dominate another one p , ...