\part{Unsupervised Learning}\label{unsupervised learning} \input{chapters/Unsupervised Learning/Clustering.tex} \input{chapters/Unsupervised Learning/Clustering Algorithms.tex} \input{chapters/Unsupervised Learning/Number of Clusters.tex} \input{chapters/Unsupervised Learning/Association Rules und Link Analysis.tex} \input{chapters/Unsupervised Learning/Spatio-temporal clustering.tex} \input{chapters/Unsupervised Learning/Web Document Clustering Approaches.tex}