# Particle Swarm Optimization Fractional Slope Entropy: A New Time Series Complexity Indicator for Bearing Fault Diagnosis

> Research article (Fractal and Fractional, 2022) · cited 47× · AI/ML

**Wikidata**: [openalex:W4283274312](https://www.wikidata.org/wiki/openalex:W4283274312)  
**Source**: https://4ort.xyz/entity/particle-swarm-optimization-fractional-slope-entropy-a-new-time-series-complexity-indicator-for-bearing-fault-diagnosis