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sparseness

sparseness

7.3
The amount of empty or zero entries in a table of numbers
  • noun
  • /ˈspɑːr.sən.nəs/
  • Specialized
translation icon : escasez
  • The sparseness of the matrix made it easier for the algorithm to process the data efficiently.
  • sparseness of the matrix

Examples

  • Figure 3 shows the correlation between the sparseness of the matrices and the benefit yielded by blocking and prefetching.

    Academic text (1997)
  • This difference, which is mostly due to differences in the sparseness of the matrices, is explored below in more detail.

    Academic text (1997)
  • It's a beautiful theorem in its sparseness and the experiments together with that theorem tell us that locality is false.

  • Their method suffers from sparseness of data for the first regression, which could lead to incorrect inferences.

    Academic text (2016)
  • Our method not only gives robust estimates of observed heterogeneity by addressing the issue of the sparseness of data, but also captures unobserved heterogeneity.

    Academic text (2016)
  • On an IBM RS/6000 workstation, the combined effect of the four techniques can improve performance from about 15 MFLOPS to more than 95 MFLOPS, depending on the size and sparseness of the matrix.

    Academic text (1997)
  • Researchers noted that the sparseness of the observations could impact the accuracy of their conclusions.

  • The analysis revealed a significant relationship between the sparseness of data points and the model's performance.

Synonyms

paucity
vssparseness
  • Formal
7 8.6

A small amount of something that is not enough

refers specifically to proportion of zero entries in data structures
low density
vssparseness
  • Specialized
1 3.7

A small amount of material in a space like foam or gas

focuses on proportion of empty or negligible numeric entries in structures
sparsity
vssparseness
1 7.6

A small number or amount spread far apart

is the same concept but expressed in a different single-word form
thinness
vssparseness
1 4.3

Not being full or dense, like a small crowd and a small number of hairs

is the technical measure of zero or near-zero entries in data
scarceness
vssparseness
1 7.2

A small amount of something that people need

applies to the share of near-zero items in numerical arrays
fewness
vssparseness
9.9

A small number of people or things

is about proportion of negligible entries not just simple item count

How Sparse

sparseness
  • Specialized
7.3
density
123 4.1

Surface Forms

sparseness singular
sparsenesses plural

Morphology

sparseness = sparse (semi-transparent) = sparse + ness

Formally derived from 'sparse', but the sense is a technical extension (proportion of zeros) that requires domain knowledge.

Etymology

Sparseness comes from sparse, meaning 'thin' or 'scattered', and this image helps in data: think of a table with many empty cells or a page with only a few dots. So in computing sparseness means most values are zero or empty, not full.