# Kolmogorov width decay and poor approximators in machine learning: shallow neural networks, random feature models and neural tangent kernels

> Research article (Research in the Mathematical Sciences, 2021) · cited 25× · AI/ML

**Wikidata**: [openalex:W3120785056](https://www.wikidata.org/wiki/openalex:W3120785056)  
**Source**: https://4ort.xyz/entity/kolmogorov-width-decay-and-poor-approximators-in-machine-learning-shallow-neural-networks-random-feature-models-and-neur