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» Cardinality, Counting, and Equinumerosity
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IWPEC
2009
Springer
14 years 2 months ago
Partitioning into Sets of Bounded Cardinality
Abstract. We show that the partitions of an n-element set into k members of a given set family can be counted in time O((2− )n ), where > 0 depends only on the maximum size am...
Mikko Koivisto
EUSFLAT
2001
107views Fuzzy Logic» more  EUSFLAT 2001»
13 years 9 months ago
Introducing the aggregate "count" into flexible queries
Flexible querying aims at expressing preferences inside queries instead of strict requirements. We consider ordinary relational databases and flexible querying calling on fuzzy se...
Patrick Bosc, Ludovic Lietard
ASIACRYPT
1999
Springer
13 years 12 months ago
ECC: Do We Need to Count?
Abstract. A prohibitive barrier faced by elliptic curve users is the difficulty of computing the curves’ cardinalities. Despite recent theoretical breakthroughs, point counting ...
Jean-Sébastien Coron, Helena Handschuh, Dav...
INFOCOM
2009
IEEE
14 years 2 months ago
Identifying High Cardinality Internet Hosts
—The Internet host cardinality, defined as the number of distinct peers that an Internet host communicates with, is an important metric for profiling Internet hosts. Some examp...
Jing Cao, Yu Jin, Aiyou Chen, Tian Bu, Zhi-Li Zhan...
PERCOM
2008
ACM
14 years 7 months ago
Cardinality Estimation for Large-scale RFID Systems
Counting or estimating the number of tags is crucial for large-scale RFID systems. The use of multiple readers was recently proposed to improve the efficiency and effectiveness in ...
Chen Qian, Hoilun Ngan, Yunhao Liu