thumb|A plot of the smoothstep(x) and smootherstep(x) functions, using 0 as the left edge and 1 as the right edge
thumb|A plot of the smoothstep(x) and smootherstep(x) functions, using 0 as the left edge and 1 as the right edge
Smoothstep is a family of sigmoid-like interpolation and clamping functions commonly used in computer graphics, video game engines, and machine learning.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).