Icon

02_​Topic_​Scoring_​Example

Topic Scoring with Verified Components

The Topic Scorer (Labs) verified component implements an experimental score for semantic coherence, exclusivity and
similarity/distance of topics of one or multiple models.

Read more on the component pages at knime.com/verified-components. References are also available below in this workflow page.

URL: “PoliBlogs08” data set by Eisenstein and Xing 2010 https://dl.acm.org/doi/10.5555/1870658.1870782
URL: Optimizing semantic coherence in topic models - Mimno et al 2011, Proceedings of the Conference on Empirical Methods in Natural Language Processing 2011 https://dl.acm.org/doi/10.5555/2145432.2145462
URL: Summarizing topical content with word frequency and exclusivity - Bischof and Airoldi (2012), Proceedings of the 29th International Coference on International Conference on Machine Learning https://dl.acm.org/doi/10.5555/3042573.3042578
URL: Topic Scorer (Labs) - KNIME Community Hub https://hub.knime.com/-/spaces/-/latest/~5_W2h2g6hBY_M0Bc/
URL: Verified Components project - knime.com https://www.knime.com/verified-components

Scoring Training Documents Data Preparation Topic Scoring via a Verified Component The Topic Scorer (Labs) verified component implements an experimental score for semantic coherence, exclusivity and similarity/distance of topics of one or multiple models. k = 20Node 447add model idNode 455score multiple modelson test setignoring assigned topics score LDAk = 20source + s(day)Node 1800score STMTopic Extractor(Parallel LDA) Partitioning ConstantValue Column Concatenate Topic Scorer (Labs) Topic Scorer (Labs) Topic Extractor(STM) Read andPrepare Docs Topic Scorer (Labs) Scoring Training Documents Data Preparation Topic Scoring via a Verified Component The Topic Scorer (Labs) verified component implements an experimental score for semantic coherence, exclusivity and similarity/distance of topics of one or multiple models. k = 20Node 447add model idNode 455score multiple modelson test setignoring assigned topics score LDAk = 20source + s(day)Node 1800score STMTopic Extractor(Parallel LDA) Partitioning ConstantValue Column Concatenate Topic Scorer (Labs) Topic Scorer (Labs) Topic Extractor(STM) Read andPrepare Docs Topic Scorer (Labs)

Nodes

Extensions

Links