Learning Bit by Bit
Clustering
Supervised vs. Unsupervised
• Training vs. Exploring
Supervised vs. Unsupervised
• Training vs. Exploring• The “right answer”
Supervised vs. Unsupervised
• Training vs. Exploring• The “right answer”• Data
Supervised vs. Unsupervised
• Training vs. Exploring• The “right answer”• Data• Error
Clustering
• Hierarchical or Agglomerative• K-means
Clustering
• Cat =– Fluffy– Whiskers– Triangular perky ears– Long tail
Hierarchical Clustering
Hierarchical Clustering
Hierarchical Clustering
Hierarchical Clustering
Hierarchical Clustering
Hierarchical Clustering
Hierarchical Clustering
Hierarchical Clustering
Hierarchical Clustering
• Problem?
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
K-Means Clustering
• Demo