Sparse

прилагательное разбросанный, редкий Синоним(ы): scanty

Большой англо-русский словарь

Sparse

разреженный, неплотный

Англо-русский словарь компьютерных терминов

Sparse

adjective (sparser; sparsest) Etymology: Latin sparsus spread out, from past participle of spargere to scatter — more at spark of few and scattered elements; especially not thickly grown or settled Synonyms: see meagersparsely adverbsparseness nounsparsity noun

Merriam-Webster's Collegiate Dictionary

Sparse

A sparse matrix (or vector, or array) is one in which most of the elements are zero. If storage space is more important than access speed, it may be preferable to store a sparse matrix as a list of (index, value) pairs or use some kind of hash scheme or associative memory.

Free Online Dictionary of Computing