A sigmoid function is any mathematical function whose graph has a characteristic S-shaped or sigmoid curve. A common example of a sigmoid function is the logistic function, which is …

The shape sense of sigmoid is most often used in scientific contexts to describe an s-shaped curve on a graph. Usually, though, sigmoid is used in contexts relating to the sigmoid colon …

2024年12月6日 · The sigmoid function, also known as the standard logistic function, is a mathematical function that graphs as an S-shaped curve. It is represented by the equation σ () …

sigmoid adjective (BODY PART) anatomy specialized relating to the sigmoid (= an S-shaped part at the end of the colon in the human digestive system):

SIGMOID definition: 1. shaped like the letter S: 2. relating to the sigmoid (= an S-shaped part at the end of the…. Learn more.

Get a quick, free translation! SIGMOID meaning: 1. shaped like the letter S: 2. relating to the sigmoid (= an S-shaped part at the end of the…. Learn more.

Sigmoid means resembling the lower-case Greek letter sigma (uppercase Σ, lowercase σ, lowercase in word-final position ς) or the Latin letter S. Specific uses include:

2024年11月20日 · Curved in two directions, like the letter "S", or the Greek ς (sigma); having a serpentine shape. Synonym: (informal) S-shaped (mathematics) Exhibiting logistic growth; …

2020年6月6日 · A sigmoid function is a bounded, differentiable, real function that is defined for all real input values and has a non-negative derivative at each point. [1] A sigmoid "function" and …

2025年1月20日 · The sigmoid function, also called the sigmoidal curve (von Seggern 2007, p. 148) or logistic function, is the function y=1/ (1+e^ (-x)). (1) It has derivative (dy)/ (dx) = [1-y …