17329 search results - page 3340 / 3466 » Improved non-approximability results |
168
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SIGIR
1996
ACM
15 years 10 months ago
1996
ACM
The aggregated structure of documents plays a key role in full-text, multimedia, and network Information Retrieval (IR). Considering aggregation provides new querying facilities a...
181
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LPKR
1997
Springer
15 years 10 months ago
1997
Springer
In this overview we show how Knowledge Representation (KR) can be done with the help of generalized logic programs. We start by introducing the core of PROLOG, which is based on de...
167
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LPKR
1997
Springer
15 years 10 months ago
1997
Springer
Abstract. Recently the field of theory update has seen some improvement, in what concerns model updating, by allowing updates to be specified by so-called revision programs. The ...
167
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SIGMETRICS
1996
ACM
15 years 10 months ago
1996
ACM
In this paper we describe our experiments on digital video applications, concentrating on the static and dynamic tradeo s involved in video playback. Our results were extracted fr...
147
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VLDB
1997
ACM
15 years 10 months ago
1997
ACM
Data is often stored in summarized form, as a histogram of aggregates (COUNTs, SUMs, or AVeraGes) over speci ed ranges. We study how to estimate the original detail data from the ...