# Back Propagation Neural Network(BPNN) and Sigmoid Activation Function in Multi-Layer Networks

> Research article (Academic Journal of Nawroz University, 2019) · cited 54× · AI/ML

**Wikidata**: [openalex:W2986094345](https://www.wikidata.org/wiki/openalex:W2986094345)  
**Source**: https://4ort.xyz/entity/back-propagation-neural-network-bpnn-and-sigmoid-activation-function-in-multi-layer-networks