Lecture 14 Jan-Willem van de Meent TOPIC MODELS Borrowing from : - PowerPoint PPT Presentation

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Unsupervised Machine Learning and Data Mining DS 5230 / DS 4420 - Fall 2018 Lecture 14 Jan-Willem van de Meent TOPIC MODELS Borrowing from : David Blei (Columbia) Word Mixtures Idea: Model text as a mixture over words (ignore

Unsupervised Machine Learning   and Data Mining DS 5230 / DS 4420 - Fall 2018 Lecture 14 Jan-Willem van de Meent
TOPIC MODELS Borrowing from :   David Blei   (Columbia)
Word Mixtures Idea: Model text as a mixture over words (ignore order) gene 0.04 dna 0.02 genetic 0.01 .,, life 0.02 evolve 0.01 organism 0.01 .,, brain 0.04 neuron 0.02 nerve 0.01 ... data 0.02 number 0.02 computer 0.01 .,, Words: Topics:

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