512 search results - page 64 / 103 » Ranking interesting subgroups |
TCS
2010
13 years 3 months ago
2010
In this paper we study some relevant prefixes of coloured Motzkin walks (otherwise called coloured Motzkin words). In these walks, the three kinds of step can have , and colours...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
Search engine technology plays an important role in Web information retrieval. However, with Internet information explosion, traditional searching techniques cannot provide satisfa...
VLDB
2007
ACM
14 years 2 months ago
2007
ACM
Real-world datasets exhibit a complex dependency structure among the data attributes. Learning this structure is a key task in automatic statistics configuration for query optimi...
SPAA
1993
ACM
14 years 17 days ago
1993
ACM
d Abstract) Thomas H. Cormen Leonard F. Wisniewski Department of Mathematics and Computer Science Dartmouth College We give asymptotically equal lower and upper bounds for the num...
SIGIR
2010
ACM
14 years 12 days ago
2010
ACM
Search engines return ranked lists of Web pages in response to queries. These pages are starting points for post-query navigation, but may be insufficient for search tasks involvi...