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Understanding the nuances in everyday language is pivotal for advancements in computational linguistics & emotions research. Traditional lexicon-based tools such as LIWC and Pattern have long served as foundational instruments in this…

计算与语言 · 计算机科学 2025-12-02 Ratna Kandala , Katie Hoemann

Topic Modeling refers to the problem of discovering the main topics that have occurred in corpora of textual data, with solutions finding crucial applications in numerous fields. In this work, inspired by the recent advancements in the…

计算与语言 · 计算机科学 2021-08-23 Shayan Fazeli , Majid Sarrafzadeh

Aviation safety is a global concern, requiring detailed investigations into incidents to understand contributing factors comprehensively. This study uses the National Transportation Safety Board (NTSB) dataset. It applies advanced natural…

人工智能 · 计算机科学 2025-01-15 Aziida Nanyonga , Hassan Wasswa , Ugur Turhan , Keith Joiner , Graham Wild

Topic modeling is a widely used technique for uncovering thematic structures from large text corpora. However, most topic modeling approaches e.g. Latent Dirichlet Allocation (LDA) struggle to capture nuanced semantics and contextual…

信息检索 · 计算机科学 2024-09-25 Satya Kapoor , Alex Gil , Sreyoshi Bhaduri , Anshul Mittal , Rutu Mulkar

Predictive modeling often faces challenges due to limited data availability and quality, especially in domains where collected features are weakly correlated with outcomes and where additional feature collection is constrained by ethical or…

机器学习 · 计算机科学 2024-10-08 Bingxuan Li , Pengyi Shi , Amy Ward

Taxonomies represent an arborescence hierarchical structure that establishes relationships among entities to convey knowledge within a specific domain. Each edge in the taxonomy signifies a hypernym-hyponym relationship. Taxonomies find…

计算与语言 · 计算机科学 2024-02-22 Sahil Mishra , Ujjwal Sudev , Tanmoy Chakraborty

This study investigates the use of neural topic modeling and LLMs to uncover meaningful themes from patient storytelling data, to offer insights that could contribute to more patient-oriented healthcare practices. We analyze a collection of…

计算与语言 · 计算机科学 2026-05-28 Teodor-Călin Ionescu , Lifeng Han , Jan Heijdra Suasnabar , Anne Stiggelbout , Suzan Verberne

Much of information sits in an unprecedented amount of text data. Managing allocation of these large scale text data is an important problem for many areas. Topic modeling performs well in this problem. The traditional generative models…

机器学习 · 计算机科学 2015-11-30 Guorui Zhou , Guang Chen

Clustering patient subgroups is essential for personalized care and efficient resource use. Traditional clustering methods struggle with high-dimensional, heterogeneous healthcare data and lack contextual understanding. This study evaluates…

This study applies BERTopic, a transformer-based topic modeling technique, to the lmsys-chat-1m dataset, a multilingual conversational corpus built from head-to-head evaluations of large language models (LLMs). Each user prompt is paired…

机器学习 · 计算机科学 2025-10-10 Abhay Bhandarkar , Gaurav Mishra , Khushi Juchani , Harsh Singhal

The rapid advancement of Large Language Models (LLMs) has introduced significant challenges in moderating user-model interactions. While LLMs demonstrate remarkable capabilities, they remain vulnerable to adversarial attacks, particularly…

Recent works improving LLM math reasoning with synthetic data have used unique setups, making comparison of data synthesis strategies impractical. This leaves many unanswered questions about the roles of different factors in the synthetic…

Traditional knowledge graph completion (KGC) methods rely solely on structural information and struggle with sparsity, while Large Language Models (LLMs) address these limitations through rich world knowledge and strong context modeling.…

计算与语言 · 计算机科学 2026-01-30 Bo Xue , Yi Xu , Bolei Ma , Yunchong Song , Jiaxin Ding , Luoyi Fu , Xinbing Wang

Understanding emotional nuances in everyday language is crucial for computational linguistics and emotion research. While traditional lexicon-based tools like LIWC and Pattern have served as foundational instruments, Large Language Models…

计算与语言 · 计算机科学 2025-11-12 Ratna Kandala , Katie Hoemann

Understanding patient feedback is crucial for improving healthcare services, yet analyzing unlabeled short-text feedback presents challenges due to limited data and domain-specific nuances. Traditional supervised approaches require…

机器学习 · 计算机科学 2026-01-21 K M Sajjadul Islam , Ravi Teja Karri , Srujan Vegesna , Jiawei Wu , Praveen Madiraju

Customers' reviews and comments are important for businesses to understand users' sentiment about the products and services. However, this data needs to be analyzed to assess the sentiment associated with topics/aspects to provide efficient…

机器学习 · 计算机科学 2022-05-17 Vasudeva Raju Sangaraju , Bharath Kumar Bolla , Deepak Kumar Nayak , Jyothsna Kh

Topic models have been the prominent tools for automatic topic discovery from text corpora. Despite their effectiveness, topic models suffer from several limitations including the inability of modeling word ordering information in…

计算与语言 · 计算机科学 2022-02-10 Yu Meng , Yunyi Zhang , Jiaxin Huang , Yu Zhang , Jiawei Han

As short text data in native languages like Hindi increasingly appear in modern media, robust methods for topic modeling on such data have gained importance. This study investigates the performance of BERTopic in modeling Hindi short texts,…

信息检索 · 计算机科学 2025-01-08 Atharva Mutsaddi , Anvi Jamkhande , Aryan Thakre , Yashodhara Haribhakta

Meeting summarization suffers from limited high-quality data, mainly due to privacy restrictions and expensive collection processes. We address this gap with FAME, a dataset of 500 meetings in English and 300 in German produced by MIMIC,…

人工智能 · 计算机科学 2025-06-02 Frederic Kirstein , Muneeb Khan , Jan Philip Wahle , Terry Ruas , Bela Gipp

Sentence embedding models play a key role in various Natural Language Processing tasks, such as in Topic Modeling, Document Clustering and Recommendation Systems. However, these models rely heavily on parallel data, which can be scarce for…

计算与语言 · 计算机科学 2024-12-06 Fred Philippy , Siwen Guo , Jacques Klein , Tegawendé F. Bissyandé
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