CSCI2950P Final Project Report: Unsupervised Learning of Scene Categories

Abstract

We present the Hierarchical Latent Dirichlet Allocation (hLDA) for organizing a collection of scene images into a hierarchy in unsupervised fashion. The bag of visual words model with spatial pyramids is adpated to the hLDA where the spatial generality is used as a prior of assignments of topics to visual words. Both depth and width of the tree are… (More)

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