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相关论文: Addressing Topic Leakage in Cross-Topic Evaluation…

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Authorship attribution, being an important problem in many areas in-cluding information retrieval, computational linguistics, law and journalism etc., has been identified as a subject of increasingly research interest in the re-cent years.…

计算与语言 · 计算机科学 2016-08-01 Promita Maitra , Souvick Ghosh , Dipankar Das

This paper presents a modified neural model for topic detection from a corpus and proposes a new metric to evaluate the detected topics. The new model builds upon the embedded topic model incorporating some modifications such as document…

计算与语言 · 计算机科学 2023-06-09 Tomoya Kitano , Yuto Miyatake , Daisuke Furihata

Text classification of unseen classes is a challenging Natural Language Processing task and is mainly attempted using two different types of approaches. Similarity-based approaches attempt to classify instances based on similarities between…

计算与语言 · 计算机科学 2023-07-25 Tim Schopf , Daniel Braun , Florian Matthes

The objective of topic inference in research proposals aims to obtain the most suitable disciplinary division from the discipline system defined by a funding agency. The agency will subsequently find appropriate peer review experts from…

计算与语言 · 计算机科学 2024-06-05 Meng Xiao , Min Wu , Ziyue Qiao , Yanjie Fu , Zhiyuan Ning , Yi Du , Yuanchun Zhou

With the rapid growth of online information, the spread of fake news has become a serious social challenge. In this study, we propose a novel detection framework based on Large Language Models (LLMs) to identify and classify fake news by…

计算与语言 · 计算机科学 2025-01-22 Xiaochuan Xu , Peiyang Yu , Zeqiu Xu , Jiani Wang

Large Language Models (LLMs) have demonstrated strong performance in information retrieval tasks like passage ranking. Our research examines how instruction-following capabilities in LLMs interact with multi-document comparison tasks,…

信息检索 · 计算机科学 2025-09-24 Yaoyao Qian , Yifan Zeng , Yuchao Jiang , Chelsi Jain , Huazheng Wang

GitHub has become an important platform for code sharing and scientific exchange. With the massive number of repositories available, there is a pressing need for topic-based search. Even though the topic label functionality has been…

机器学习 · 计算机科学 2023-10-24 Yu Zhang , Frank F. Xu , Sha Li , Yu Meng , Xuan Wang , Qi Li , Jiawei Han

This work addresses critical challenges to academic integrity, including plagiarism, fabrication, and verification of authorship of educational content, by proposing a Natural Language Processing (NLP)-based framework for authenticating…

Despite the tremendous advances in machine learning (ML), training with imbalanced data still poses challenges in many real-world applications. Among a series of diverse techniques to solve this problem, sampling algorithms are regarded as…

机器学习 · 计算机科学 2024-04-19 Angelos Chatzimparmpas , Fernando V. Paulovich , Andreas Kerren

Audio-visual video parsing (AVVP) aims to detect event categories and their temporal boundaries in videos, typically under weak supervision. Existing methods mainly focus on (i) improving temporal modeling using attention-based…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Yaru Chen , Faegheh Sardari , Peiliang Zhang , Ruohao Guo , Yang Xiang , Zhenbo Li , Wenwu Wang

Zero-shot text classification (0Shot-TC) is a challenging NLU problem to which little attention has been paid by the research community. 0Shot-TC aims to associate an appropriate label with a piece of text, irrespective of the text domain…

计算与语言 · 计算机科学 2019-09-04 Wenpeng Yin , Jamaal Hay , Dan Roth

Data science pipelines to train and evaluate models with machine learning may contain bugs just like any other code. Leakage between training and test data can lead to overestimating the model's accuracy during offline evaluations, possibly…

软件工程 · 计算机科学 2022-09-08 Chenyang Yang , Rachel A Brower-Sinning , Grace A. Lewis , Christian Kästner

While existing hierarchical text classification (HTC) methods attempt to capture label hierarchies for model training, they either make local decisions regarding each label or completely ignore the hierarchy information during inference. To…

信息检索 · 计算机科学 2020-06-19 Yuning Mao , Jingjing Tian , Jiawei Han , Xiang Ren

Topic models are a popular approach for extracting semantic information from large document collections. However, recent studies suggest that the topics generated by these models often do not align well with human intentions. Although…

信息检索 · 计算机科学 2025-02-10 Mayank Nagda , Phil Ostheimer , Sophie Fellenz

Expressive neural text-to-speech (TTS) systems incorporate a style encoder to learn a latent embedding as the style information. However, this embedding process may encode redundant textual information. This phenomenon is called content…

声音 · 计算机科学 2021-08-05 Xudong Dai , Cheng Gong , Longbiao Wang , Kaili Zhang

Authorship has entangled style and content inside. Authors frequently write about the same topics in the same style, so when different authors write about the exact same topic the easiest way out to distinguish them is by understanding the…

计算与语言 · 计算机科学 2024-11-28 Javier Huertas-Tato , Adrián Girón-Jiménez , Alejandro Martín , David Camacho

As artificial intelligence (AI) systems are increasingly deployed across critical domains, their security vulnerabilities pose growing risks of high-profile exploits and consequential system failures. Yet systematic approaches to evaluating…

密码学与安全 · 计算机科学 2026-04-28 Mikko Lempinen , Joni Kemppainen , Niklas Raesalmi

Text Style Transfer (TST) evaluation is, in practice, inconsistent. Therefore, we conduct a meta-analysis on human and automated TST evaluation and experimentation that thoroughly examines existing literature in the field. The meta-analysis…

机器学习 · 计算机科学 2023-06-02 Phil Ostheimer , Mayank Nagda , Marius Kloft , Sophie Fellenz

Human biases have been shown to influence the performance of models and algorithms in various fields, including Natural Language Processing. While the study of this phenomenon is garnering focus in recent years, the available resources are…

计算与语言 · 计算机科学 2024-08-15 Ana Sofia Evans , Helena Moniz , Luísa Coheur

Topic modeling refers to the task of discovering the underlying thematic structure in a text corpus, where the output is commonly presented as a report of the top terms appearing in each topic. Despite the diversity of topic modeling…

机器学习 · 计算机科学 2014-06-20 Derek Greene , Derek O'Callaghan , Pádraig Cunningham