how to evaluate clustering and unsupervised learning why are clustering and labelling important in learning? can you label data points for all the points how can i cluster data without using labels how many points does a clustering evaluation use? can you cluster data why is it not possible to cluster points why is it difficult to cluster points what is the use of labels in clustering what is the difference between manual labeling and unsupervised learning how do clustering problems work clustering is what kind of problem why is it impossible to cluster and use a single data point? why is it difficult to cluster data clustering unsupervised learning what is the standard for clustering analysis in unsupervised learning how to cluster data what is the smallest fraction of the data point? can you only label clusters what is the use of labels in clustering