English
Related papers

Related papers: Conceptual Topic Aggregation

200 papers

Visual Question and Answering (VQA) problems are attracting increasing interest from multiple research disciplines. Solving VQA problems requires techniques from both computer vision for understanding the visual contents of a presented…

Computer Vision and Pattern Recognition · Computer Science 2016-04-07 Ilija Ilievski , Shuicheng Yan , Jiashi Feng

Although foundation models (FMs) claim to be powerful, their generalization ability significantly decreases when faced with distribution shifts, weak supervision, or malicious attacks in the open world. On the other hand, most domain…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Luyao Tang , Yuxuan Yuan , Chaoqi Chen , Zeyu Zhang , Yue Huang , Kun Zhang

Citation context analysis (CCA) is an important task in natural language processing that studies how and why scholars discuss each others' work. Despite decades of study, traditional frameworks for CCA have largely relied on…

Computation and Language · Computer Science 2021-08-03 Anne Lauscher , Brandon Ko , Bailey Kuehl , Sophie Johnson , David Jurgens , Arman Cohan , Kyle Lo

In the last decades, philosophers have begun using empirical data for conceptual analysis, but corpus-based conceptual analysis has so far failed to develop, in part because of the absence of reliable methods to automatically detect…

Computation and Language · Computer Science 2019-05-27 Louis Chartrand , Mohamed Bouguessa

Textual queries are largely employed in information retrieval to let users specify search goals in a natural way. However, differences in user and system terminologies can challenge the identification of the user's information needs, and…

Information Retrieval · Computer Science 2020-03-31 Noemi Mauro , Liliana Ardissono , Adriano Savoca

Question answering on tabular data (a.k.a TableQA), which aims at generating answers to questions grounded on a provided table, has gained significant attention recently. Prior work primarily produces concise factual responses through…

Computation and Language · Computer Science 2023-09-22 Wenting Zhao , Ye Liu , Yao Wan , Yibo Wang , Zhongfen Deng , Philip S. Yu

Document summarization provides an instrument for faster understanding the collection of text documents and has several real-life applications. With the growth of online text data, numerous summarization models have been proposed recently.…

Computation and Language · Computer Science 2022-04-01 Mingyang Song , Liping Jing

Concept-based Models (CMs) enhance interpretability in deep learning by grounding predictions in human-understandable concepts. However, concept annotations are costly and rarely available at scale within a single data source. Federated…

Interpreting the internal behavior of large language models trained on code remains a critical challenge, particularly for applications demanding trust, transparency, and semantic robustness. We propose Code Concept Analysis (CoCoA): a…

Software Engineering · Computer Science 2025-10-06 Arushi Sharma , Vedant Pungliya , Christopher J. Quinn , Ali Jannesari

In this chapter tools and techniques from the mathematical theory of formal concept analysis are applied to hypertext systems in general, and the World Wide Web in particular. Various processes for the conceptual structuring of hypertext…

Artificial Intelligence · Computer Science 2018-10-18 Robert E. Kent , Christian Neuss

In the process of knowledge discovery and representation in large datasets using formal concept analysis, complexity plays a major role in identifying all the formal concepts and constructing the concept lattice(digraph of the concepts).…

Artificial Intelligence · Computer Science 2018-07-09 Raghavendra K Chunduri , Aswani Kumar Cherukuri

With the explosive growth of multi-modal information on the Internet, unimodal search cannot satisfy the requirement of Internet applications. Text-image retrieval research is needed to realize high-quality and efficient retrieval between…

Information Retrieval · Computer Science 2024-04-02 Haoyu Liu , Yaoxian Song , Xuwu Wang , Zhu Xiangru , Zhixu Li , Wei Song , Tiefeng Li

Epistemic Network Analysis (ENA) is a method for investigating the relational structure of concepts in text by representing co-occurring concepts as networks. Traditional ENA, however, relies heavily on manual expert coding, which limits…

Computation and Language · Computer Science 2026-03-05 Owen H. T. Lu , Tiffany T. Y. Hsu

Latent Semantic Analysis is a method of matrix decomposition used for discovering topics and topic weights in natural language documents. This study uses Latent Semantic Analysis to analyze the composition of binaries of malicious programs.…

Cryptography and Security · Computer Science 2023-03-02 John Musgrave , Temesguen Messay-Kebede , David Kapp , Anca Ralescu

Large Language Models (LLMs) often do not perform well on queries that require the aggregation of information across texts. To better evaluate this setting and facilitate modeling efforts, we introduce TACT - Text And Calculations through…

Computation and Language · Computer Science 2024-10-15 Avi Caciularu , Alon Jacovi , Eyal Ben-David , Sasha Goldshtein , Tal Schuster , Jonathan Herzig , Gal Elidan , Amir Globerson

It has been reported that clustering-based topic models, which cluster high-quality sentence embeddings with an appropriate word selection method, can generate better topics than generative probabilistic topic models. However, these…

Computation and Language · Computer Science 2023-06-07 Leihang Zhang , Jiapeng Liu , Qiang Yan

Existing music captioning methods are limited to generating concise global descriptions of short music clips, which fail to capture fine-grained musical characteristics and time-aware musical changes. To address these limitations, we…

A major challenge for video captioning is to combine audio and visual cues. Existing multi-modal fusion methods have shown encouraging results in video understanding. However, the temporal structures of multiple modalities at different…

Computation and Language · Computer Science 2018-04-17 Xin Wang , Yuan-Fang Wang , William Yang Wang

Most real-world document collections involve various types of metadata, such as author, source, and date, and yet the most commonly-used approaches to modeling text corpora ignore this information. While specialized models have been…

Machine Learning · Statistics 2018-10-25 Dallas Card , Chenhao Tan , Noah A. Smith

Long-form document matching aims to judge the relevance between two documents and has been applied to various scenarios. Most existing works utilize hierarchical or long context models to process documents, which achieve coarse…

Information Retrieval · Computer Science 2024-12-25 Youchao Zhou , Heyan Huang , Zhijing Wu , Yuhang Liu , Xinglin Wang