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The following page has been changed by udanax: http://wiki.apache.org/lucene-hadoop/Hbase/Matrix ------------------------------------------------------------------------------ === Blocking Algorithm on MapReduce === {{{ - + Sparse Matrix Blocked Matrix - | + +--------------------+ +------+ | +--+ | . . | |. | | |. | | . . | | .| | | .| | | +------+ | +--+ - | | ----> -------------+------------ + | | ----> ------------+----------- | | +-----+ |+-------+ | . . . . | |. . | ||. .| | | +-----+ |+-------+ + +--------------------+ | - +--------------------+ | - | - - }}}