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WWW
2004
ACM
15 years 10 months ago
Propagation of trust and distrust
A (directed) network of people connected by ratings or trust scores, and a model for propagating those trust scores, is a fundamental building block in many of today's most s...
Ramanathan V. Guha, Ravi Kumar, Prabhakar Raghavan...
KDD
2007
ACM
168views Data Mining» more  KDD 2007»
15 years 10 months ago
Finding tribes: identifying close-knit individuals from employment patterns
We present a family of algorithms to uncover tribes--groups of individuals who share unusual sequences of affiliations. While much work inferring community structure describes lar...
Lisa Friedland, David Jensen
KDD
2002
ACM
150views Data Mining» more  KDD 2002»
15 years 10 months ago
Querying multiple sets of discovered rules
Rule mining is an important data mining task that has been applied to numerous real-world applications. Often a rule mining system generates a large number of rules and only a sma...
Alexander Tuzhilin, Bing Liu
165
Voted
VLDB
2007
ACM
130views Database» more  VLDB 2007»
15 years 10 months ago
A Simple and Efficient Estimation Method for Stream Expression Cardinalities
Estimating the cardinality (i.e. number of distinct elements) of an arbitrary set expression defined over multiple distributed streams is one of the most fundamental queries of in...
Aiyou Chen, Jin Cao, Tian Bu
ICCAD
2005
IEEE
105views Hardware» more  ICCAD 2005»
15 years 6 months ago
Response shaper: a novel technique to enhance unknown tolerance for output response compaction
The presence of unknown values in the simulation result is a key barrier to effective output response compaction in practice. This paper proposes a simple circuit module, called a...
Mango Chia-Tso Chao, Seongmoon Wang, Srimat T. Cha...