944 search results - page 118 / 189 » Heuristic Search for Large Problems With Real Costs |
STOC
2009
ACM
15 years 10 months ago
2009
ACM
One of the most fundamental problems in web search is how to re-rank result web pages based on user logs. Most traditional models for re-ranking assume each query has a single int...
SIGMOD
2003
ACM
15 years 10 months ago
2003
ACM
Spatial database operations are typically performed in two steps. In the filtering step, indexes and the minimum bounding rectangles (MBRs) of the objects are used to quickly dete...
FPGA
1999
ACM
15 years 2 months ago
1999
ACM
Multi-FPGA systems are used as custom computing machines to solve compute intensive problems and also in the verification and prototyping of large circuits. In this paper, we addr...
ICALP
2010
Springer
15 years 2 months ago
2010
Springer
The placement of regenerators in optical networks has become an active area of research during the last years. Given a set of lightpaths in a network G and a positive integer d, re...
SIGIR
1998
ACM
15 years 2 months ago
1998
ACM
Abstract We present a fast compression and decompression scheme for natural language texts that allows e cient and exible string matching by searching the compressed text directly....