Traditional methods often use the Hirschfeld-Gebelein-Rényi (HGR) maximal correlation, which is powerful but requires strict mathematical "whitening" constraints. These constraints make the math very difficult to calculate and unstable during training.
You can find the full technical details and peer-reviewed analysis on the ACM Digital Library or ArXiv. This technology is primarily used in: 6585mp4
Combining different types of medical scans and patient history for better diagnosis. 6585mp4