Extracting Actionable Insights from Text Data: A Stable Topic Model Approach.

Y Yang, R Subramanyam - MIS Quarterly, 2023 - search.ebscohost.com
Topic models are becoming a frequently employed tool in the empirical methods repertoire
of information systems and management scholars. Given textual corpora, such as consumer …

Nettaxo: Automated topic taxonomy construction from text-rich network

J Shang, X Zhang, L Liu, S Li, J Han - Proceedings of the web …, 2020 - dl.acm.org
The automated construction of topic taxonomies can benefit numerous applications,
including web search, recommendation, and knowledge discovery. One of the major …

Taxogen: Unsupervised topic taxonomy construction by adaptive term embedding and clustering

C Zhang, F Tao, X Chen, J Shen, M Jiang… - Proceedings of the 24th …, 2018 - dl.acm.org
Taxonomy construction is not only a fundamental task for semantic analysis of text corpora,
but also an important step for applications such as information filtering, recommendation …

Exploring sequence-to-sequence taxonomy expansion via language model probing

K Sun, J Yu, J Li, L Hou - Expert Systems with Applications, 2024 - Elsevier
Taxonomy is a knowledge graph of concept hierarchy which plays a significant role in
semantic entailment and is widely used in many downstream natural language processing …

Steam: Self-supervised taxonomy expansion with mini-paths

Y Yu, Y Li, J Shen, H Feng, J Sun… - Proceedings of the 26th …, 2020 - dl.acm.org
Taxonomies are important knowledge ontologies that underpin numerous applications on a
daily basis, but many taxonomies used in practice suffer from the low coverage issue. We …

Goal-driven explainable clustering via language descriptions

Z Wang, J Shang, R Zhong - arXiv preprint arXiv:2305.13749, 2023 - arxiv.org
Unsupervised clustering is widely used to explore large corpora, but existing formulations
neither consider the users' goals nor explain clusters' meanings. We propose a new task …

Taxocom: Topic taxonomy completion with hierarchical discovery of novel topic clusters

D Lee, J Shen, SK Kang, S Yoon, J Han… - Proceedings of the ACM …, 2022 - dl.acm.org
Topic taxonomies, which represent the latent topic (or category) structure of document
collections, provide valuable knowledge of contents in many applications such as web …

Co-embedding network nodes and hierarchical labels with taxonomy based generative adversarial networks

C Yang, J Zhang, J Han - 2020 IEEE International Conference …, 2020 - ieeexplore.ieee.org
Network embedding aims at transferring node proximity in networks into distributed vectors,
which can be leveraged in various downstream applications. Recent research has shown …

[PDF][PDF] Efficient methods for incorporating knowledge into topic models

Y Yang, D Downey, J Boyd-Graber - Proceedings of the 2015 …, 2015 - aclanthology.org
Latent Dirichlet allocation (LDA) is a popular topic modeling technique for exploring hidden
topics in text corpora. Increasingly, topic modeling needs to scale to larger topic spaces and …

Hierarchical Deep Document Model

Y Yang, JP Lalor, A Abbasi… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Topic modeling is a commonly used text analysis tool for discovering latent topics in a text
corpus. However, while topics in a text corpus often exhibit a hierarchical structure (eg …