softplus

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noun

A smooth approximation to the rectifier in neural networks; it is the analytic function f(x)= ln (1+eˣ).

Scrabble 13
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Meanings

nounsoftplus (uncountable)
  1. uncountablemathematicsA smooth approximation to the rectifier in neural networks; it is the analytic function f(x)= ln (1+eˣ).

Origin

From soft + plus.

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Cite this entry
APA

softplus. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/softplus

MLA

“softplus.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/softplus. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “softplus,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/softplus.

Source: softplus on Wiktionary, CC BY-SA 4.0.