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180
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DEXAW
2006
IEEE
16 years 21 days ago
2006
IEEE
The concepts of bipolar queries and queries with preferences are studied. Various interpretations of the former, recently defined by Dubois and Prade, are discussed. The latter w...
127
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HT
2005
ACM
16 years 6 days ago
2005
ACM
Recent theories of hypertext usefully emphasize continuity with earlier media; but in the general social environment, this continuity is not well understood, and may even be oppos...
159
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ISPEC
2005
Springer
16 years 4 days ago
2005
Springer
Abstract. In this paper we discuss the problem of collusion secure fingerprinting. In the first part of our contribution we prove the existence of equidistant codes that can be u...
179
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CINQ
2004
Springer
16 years 1 days ago
2004
Springer
Abstract. Instance retraction is a difficult problem for concept learning by version spaces. This chapter introduces a family of version-space representations called one-sided inst...
168
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MFCS
2004
Springer
15 years 12 months ago
2004
Springer
It was proved by [Garey and Johnson, 1983] that computing the crossing number of a graph is an NP-hard problem. Their reduction, however, used parallel edges and vertices of very h...