Inner Product

concepts · 3 notes linked

Related: Cosine Similarity · Correlation · Linear Regression · Probability Theory · Linear Algebra · Orthogonality · Digital Signal Processing

Notes

• Cosine similarity, Pearson correlation, and OLS coefficients — Unified inner-product view of cosine similarity, correlation, and OLS
• Cosines and correlation — Correlation as geometric cosine angle between random variable vectors
• Inner Product — Inner product concept connecting linear algebra and digital signal processing