About: sparse matrix

Premodifier: sparse
Head noun: matrix

Same concepts
http://dbpedia.org/resource/Sparse_matrix

Broader concepts

label	provenance	confidence
datum structure	isap:422633841	0.813936
topic	isap:119031687	0.466763

Narrower concepts

label	provenance	confidence
however	isap:266974880	0.202586