# RETRACTED ARTICLE: Advanced Machine Learning for Financial Markets: A PCA-GRU-LSTM Approach

> Research article (Journal of the Knowledge Economy, 2024) · cited 13× · AI/ML

**Wikidata**: [openalex:W4399259933](https://www.wikidata.org/wiki/openalex:W4399259933)  
**Source**: https://4ort.xyz/entity/retracted-article-advanced-machine-learning-for-financial-markets-a-pca-gru-lstm-approach