'Minimum description length principle' diaporamas de présentation

LING / C SC 439/539 Statistical Natural Language Processing

LING / C SC 439/539 Statistical Natural Language Processing. Lecture 24 4 /15/2013. Recommended reading. John Goldsmith. 2001. Unsupervised learning of the morphology of a natural language . Computational Linguistics 27(2). John Goldsmith. 2007. Towards a new empiricism. MS.

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Clustering

Clustering. Lecture outline. Distance/Similarity between data objects Data objects as geometric data points Clustering problems and algorithms K-means K-median K-center. Inter-cluster distances are maximized. Intra-cluster distances are minimized. What is clustering?.

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Clustering: Partition Clustering

Clustering: Partition Clustering. Lecture outline. Distance/Similarity between data objects Data objects as geometric data points Clustering problems and algorithms K-means K-median K-center. Inter-cluster distances are maximized. Intra-cluster distances are minimized.

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