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117
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WWW
2005
ACM
16 years 3 months ago
2005
ACM
Whereas schools typically record mounds of data regarding student performance, attendance, and other behaviors over the course of a school year, rarely is that data consulted and ...
176
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KDD
2007
ACM
16 years 3 months ago
2007
ACM
Existing data-stream clustering algorithms such as CluStream are based on k-means. These clustering algorithms are incompetent to find clusters of arbitrary shapes and cannot hand...
131
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KDD
2007
ACM
16 years 3 months ago
2007
ACM
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...
113
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CHI
2008
ACM
16 years 3 months ago
2008
ACM
The size and resolution of computer displays has increased dramatically, allowing more information than ever to be rendered on-screen. However, items can now be so small or screen...
127
Voted
CHI
2008
ACM
16 years 3 months ago
2008
ACM
Being able to automatically perceive a variety of emotions from text alone has potentially important applications in CMC and HCI that range from identifying mood from online posts...