On Bisubmodular Maximization
On Bisubmodular Maximization
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关于双子模最大化
DOI:
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发表时间:
2012
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通讯作者:
J. Bilmes
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作者:
A. P. Singh;Andrew Guillory;J. Bilmes
Bisubmodularity extends the concept of submodularity to set functions with two arguments. We show how bisubmodular maximization leads to richer value-of-information problems, using examples in sensor placement and feature selection. We present the first constant-factor approximation algorithm for a wide class of bisubmodular maximizations.