leaky rectified linear unit

noun

A variation of the rectified linear unit, defined as f(x)=x when x≥0 and f(x)=αx for some small α, e.g. 0.01, when x<0.

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Meanings

nounleaky rectified linear unit (plural leaky rectified linear units)

plural leaky rectified linear units

  1. artificial intelligence; neural computing; artificial intelligence; neural computingA variation of the rectified linear unit, defined as f(x)=x when x≥0 and f(x)=αx for some small α, e.g. 0.01, when x<0.

Origin

Named after the rectified linear unit, where “leaky” denotes how the negative half of the function becomes slightly negative, being “leaky” in comparison to the default ReLU, which is zero.

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Cite this entry
APA

leaky rectified linear unit. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/leaky%20rectified%20linear%20unit

MLA

“leaky rectified linear unit.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/leaky%20rectified%20linear%20unit. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “leaky rectified linear unit,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/leaky%20rectified%20linear%20unit.

Source: leaky rectified linear unit on Wiktionary, CC BY-SA 4.0.