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Traditional reinforcement learning often struggles to generate diverse, high-reward solutions, especially in domains like drug design and black-box function optimization. Markov Chain Monte Carlo (MCMC) methods provide an alternative method…

Machine Learning · Computer Science 2024-10-02 Siyi He

With the rapid growth of fintech, personalized financial product recommendations have become increasingly important. Traditional methods like collaborative filtering or content-based models often fail to capture users' latent preferences…

Information Retrieval · Computer Science 2025-06-09 Yushang Zhao , Yike Peng , Dannier Li , Yuxin Yang , Chengrui Zhou , Jing Dong

Information Retrieval (IR) models need to deal with two difficult issues, vocabulary mismatch and term dependencies. Vocabulary mismatch corresponds to the difficulty of retrieving relevant documents that do not contain exact query terms…

Information Retrieval · Computer Science 2015-10-07 Benjamin Piwowarski , Sylvain Lamprier , Nicolas Despres

Interlinear glossed text (IGT) is a popular format in language documentation projects, where each morpheme is labeled with a descriptive annotation. Automating the creation of interlinear glossed text would be desirable to reduce annotator…

Computation and Language · Computer Science 2024-10-07 Michael Ginn , Mans Hulden , Alexis Palmer

The extensive memory footprint of language model (LM) fine-tuning poses a challenge for both researchers and practitioners. LMs use an embedding matrix to represent extensive vocabularies, forming a substantial proportion of the model…

Computation and Language · Computer Science 2025-03-26 Miles Williams , Nikolaos Aletras

With the extensive application of Graph Neural Networks (GNNs) across various domains, their trustworthiness has emerged as a focal point of research. Some existing studies have shown that the integration of large language models (LLMs) can…

Machine Learning · Computer Science 2025-02-13 Ruizhan Xue , Huimin Deng , Fang He , Maojun Wang , Zeyu Zhang

Large Language Models offer new opportunities to devise automated implementation generation methods that can tackle problem solving activities beyond traditional methods, which require algorithmic specifications and can use only static…

Computation and Language · Computer Science 2025-01-06 Hashmath Shaik , Alex Doboli

Scaling language models with more data, compute and parameters has driven significant progress in natural language processing. For example, thanks to scaling, GPT-3 was able to achieve strong results on in-context learning tasks. However,…

In historical linguistics, the affiliation of languages to a common language family is traditionally carried out using a complex workflow that relies on manually comparing individual languages. Large-scale standardized collections of…

Computation and Language · Computer Science 2025-12-09 Frederic Blum , Steffen Herbold , Johann-Mattis List

Grounded Multimodal Named Entity Recognition (GMNER) extends traditional NER by jointly detecting textual mentions and grounding them to visual regions. While existing supervised methods achieve strong performance, they rely on costly…

Information Retrieval · Computer Science 2025-11-13 Jielong Tang , Shuang Wang , Zhenxing Wang , Jianxing Yu , Jian Yin

Large language models (LLMs) have gained significant attention in chemistry. However, most existing datasets center on molecular-level property prediction and overlook the role of fine-grained functional group (FG) information.…

Machine Learning · Computer Science 2026-02-17 Xuan Liu , Siru Ouyang , Xianrui Zhong , Jiawei Han , Huimin Zhao

The Web is a rich source of structured data in the form of tables, from product catalogs and knowledge bases to scientific datasets. However, the heterogeneity of the structure and semantics of these tables makes it challenging to build a…

Computation and Language · Computer Science 2026-02-19 Inwon Kang , Parikshit Ram , Yi Zhou , Horst Samulowitz , Oshani Seneviratne

Foundational Language Models (FLMs) have advanced natural language processing (NLP) research. Current researchers are developing larger FLMs (e.g., XLNet, T5) to enable contextualized language representation, classification, and generation.…

Computation and Language · Computer Science 2023-08-24 Nancy Tyagi , Aidin Shiri , Surjodeep Sarkar , Abhishek Kumar Umrawal , Manas Gaur

Retrieval Augmented Generation (RAG) has enjoyed increased attention in the recent past and recent advancements in Large Language Models (LLMs) have highlighted the importance of integrating world knowledge into these systems. Current RAG…

Computation and Language · Computer Science 2025-04-11 Joel Barmettler , Abraham Bernstein , Luca Rossetto

Semantic communication can significantly improve bandwidth utilization in wireless systems by exploiting the meaning behind raw data. However, the advancements achieved through semantic communication are closely dependent on the development…

Information Theory · Computer Science 2026-02-25 Loc X. Nguyen , Ji Su Yoon , Huy Q. Le , Yu Qiao , Avi Deb Raha , Eui-Nam Huh , Walid Saad , Dusit Niyato , Zhu Han , Choong Seon Hong

Image retrieval-based cross-view geo-localization (IRCVGL) aims to match images captured from significantly different viewpoints, such as satellite and street-level images. Existing methods predominantly rely on learning robust global…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Xianwei Cao , Dou Quan , Shuang Wang , Ning Huyan , Wei Wang , Yunan Li , Licheng Jiao

Semantic frame induction is the task of clustering frame-evoking words according to the semantic frames they evoke. In recent years, leveraging embeddings of frame-evoking words that are obtained using masked language models (MLMs) such as…

Computation and Language · Computer Science 2025-10-13 Chihiro Yano , Kosuke Yamada , Hayato Tsukagoshi , Ryohei Sasano , Koichi Takeda

Pretrained Language Models (PLMs) such as BERT have revolutionized the landscape of Natural Language Processing (NLP). Inspired by their proliferation, tremendous efforts have been devoted to Pretrained Graph Models (PGMs). Owing to the…

Machine Learning · Computer Science 2022-03-22 Jun Xia , Yanqiao Zhu , Yuanqi Du , Stan Z. Li

Word embeddings have been widely adopted across several NLP applications. Most existing word embedding methods utilize sequential context of a word to learn its embedding. While there have been some attempts at utilizing syntactic context…

Computation and Language · Computer Science 2019-07-23 Shikhar Vashishth , Manik Bhandari , Prateek Yadav , Piyush Rai , Chiranjib Bhattacharyya , Partha Talukdar

Large Language Models (LLMs) enhanced with external contexts, such as through retrieval-augmented generation (RAG), often face challenges in handling imperfect evidence. They tend to over-rely on external knowledge, making them vulnerable…

Computation and Language · Computer Science 2025-02-25 Shenglai Zeng , Pengfei He , Kai Guo , Tianqi Zheng , Hanqing Lu , Yue Xing , Hui Liu