Law

Natural Language Processing and Survey Data: LDA and the Importance of Topic Modeling

Looking to gain greater insights into surveys? This third part of a series on NLP and survey data explores Latent Dirichlet Allocation, a popular tool to ferret out elusive themes in text comments, ...
Law

Natural Language Processing and Survey Data: LDA and the Importance of Topic Modeling

Looking to gain greater insights into surveys? This third part of a series on NLP and survey data explores Latent Dirichlet Allocation, a popular tool to ferret out elusive themes in text comments, ...
凤凰网

用 LDA 和 LSA 两种方法来降维和做 Topic 建模

本文为 AI 研习社编译的技术博客，原标题 2 latent methods for dimension reduction and topic modeling，作者为 Edward Ma。 在优秀的词嵌入方法出现之前，潜在语义分析模型（LSA）和文档主题生成模型（LDA）都是解决自然语言问题的好方法。LSA模型和LDA模型有相同矩阵形式的词 ...
Direct Marketing News

What you need to know about topic modeling: the what, the why, and the how

This article follows the Direct Message methodology, designed to cut through the noise and reveal the deeper truths behind the stories we live. We live in a time when data is both overabundant and ...
Pew Research Center

Interpreting and validating topic models

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. (Related posts: An intro to topic models for text analysis, Making sense of ...
Pew Research Center

Are topic models reliable or useful?

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. (Related posts: An intro to topic models for text analysis, Making sense of ...