Word2Vec is a special case of Kernel Correspondence Analysis and Kernels for Natural Language Processing

1 code implementation • 17 May 2016 • Hirotaka Niitsuma, Minho Lee

The memory-efficient CA is then applied to a word-vector representation task.

Image processing using miniKanren

no code implementations • 16 Mar 2014 • Hirotaka Niitsuma

An integral image is one of the most efficient optimization technique for image processing.

Covariance and PCA for Categorical Variables

1 code implementation • 28 Nov 2007 • Hirotaka Niitsuma, Takashi Okada

Covariances from categorical variables are defined using a regular simplex expression for categories.

Variable Selection