Blog Archives

text2vec 0.4

October 6, 2016
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text2vec 0.4

Introducing text2vec 0.4 Today Iā€™m pleased to announce new major release of text2vec - text2vec 0.4 which is already on CRAN. For those readers who is not familiar with text2vec - it is an R package which provides an efficient framework with a concise API for text analysis and natural language processing. With this release I also launched project homepage -...

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text2vec 0.3

March 16, 2016
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Today I’m pleased to announce preview of the new version of text2vec. It is located in the 0.3 development branch, but very soon (probably in about a week) it will be merged into master. To reproduce examples below, please install [email protected] from github: devtools::install_github([email protected]')Also I’m waiting for feedback from text2vec users, please spend a few minutes: What APIs are not clear /...

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text2vec GloVe implementation details

January 8, 2016
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Before reading this post, I very recommend to read: Orignal GloVe paper Jon Gauthier’s post, which provides detailed explanation of python implementation. This post helps me a lot with C++ implementation. Word embedding After Tomas Mikolov et al. released word2vec tool, there was a boom of articles about words vector representations. One of the greatest is GloVe,...

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GloVe vs word2vec revisited.

November 30, 2015
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GloVe vs word2vec revisited.

Today I will start to publish series of posts about experiments on english wikipedia. As I said before, text2vec is inspired by gensim - well designed and quite efficient python library for topic modeling and related NLP tasks. Also I found very useful Radim’s posts, where he tried to evaluate some algorithms on english wikipedia dump....

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Analyzing texts with text2vec package

November 8, 2015
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Analyzing texts with text2vec package

In the last weeks I have actively worked on text2vec (formerly tmlite) - R package, which provides tools for fast text vectorization and state-of-the art word embeddings. This project is an experiment for me - what can a single person do in a particular area? After these hard weeks, I believe, he can do a lot. There are a lot...

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Locality Sensitive Hashing in R

January 1, 2015
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Introduction In the next series of posts I will try to explain base concepts Locality Sensitive Hashing technique. Note, that I will try to follow general functional programming style. So I will use R’s Higher-Order Functions instead of traditional R’s *apply functions family (I suppose this post will be more readable for non R users). Also I will use brilliant...

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