Search Results for author: Hubert Naacke

Found 4 papers, 2 papers with code

Contextualized Topic Coherence Metrics

1 code implementation23 May 2023 Hamed Rahimi, Jacob Louis Hoover, David Mimno, Hubert Naacke, Camelia Constantin, Bernd Amann

The recent explosion in work on neural topic modeling has been criticized for optimizing automated topic evaluation metrics at the expense of actual meaningful topic identification.

Topic Models

ANTM: An Aligned Neural Topic Model for Exploring Evolving Topics

1 code implementation3 Feb 2023 Hamed Rahimi, Hubert Naacke, Camelia Constantin, Bernd Amann

This overlapping sliding window algorithm identifies a different number of topics within each time frame and aligns semantically similar document clusters across time periods.

Dynamic Topic Modeling

BigSR: an empirical study of real-time expressive RDF stream reasoning on modern Big Data platforms

no code implementations12 Apr 2018 Xiangnan Ren, Olivier Curé, Hubert Naacke, Guohui Xiao

The trade-off between language expressiveness and system scalability (E&S) is a well-known problem in RDF stream reasoning.

Distributed Computing

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