Machine Learning, Clustering, Affinity Propagation, Python, Unsupervised Learning.
the author. ρ(k, k) term is the responsibility of data point k to be its own exemplar. ∑m!=n, k​max(0, ρ(m, k)) term aggregates the positive responsibilities sent from other data points towards k, essentially providing support for k being an exemplar. The sum runs over all data points m except for