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Today's most accurate language models are trained on orders of magnitude more language data than human language learners receive - but with no supervision from other sensory modalities that play a crucial role in human learning. Can we make…

Computation and Language · Computer Science 2024-03-22 Chengxu Zhuang , Evelina Fedorenko , Jacob Andreas

Statutory law retrieval is a typical problem in legal language processing, that has various practical applications in law engineering. Modern deep learning-based retrieval methods have achieved significant results for this problem. However,…

Computation and Language · Computer Science 2024-10-17 Hai-Long Nguyen , Tan-Minh Nguyen , Duc-Minh Nguyen , Thi-Hai-Yen Vuong , Ha-Thanh Nguyen , Xuan-Hieu Phan

Composed Image Retrieval (CIR), which aims to find a target image from a reference image and a modification text, presents the core challenge of performing unified reasoning across visual and semantic modalities. While current approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Weihuang Lin , Yiwei Ma , Jiayi Ji , Xiaoshuai Sun , Rongrong Ji

Reasoning-intensive retrieval aims to surface evidence that supports downstream reasoning rather than merely matching topical similarity. This capability is increasingly important for agentic search systems, where retrievers must provide…

Computation and Language · Computer Science 2026-05-06 Yilun Zhao , Jinbiao Wei , Tingyu Song , Siyue Zhang , Chen Zhao , Arman Cohan

Speculative decoding is a powerful technique that accelerates Large Language Model (LLM) inference by leveraging a lightweight speculative draft model. However, existing designs suffers in performance due to misalignment between training…

Computation and Language · Computer Science 2025-05-27 Yepeng Weng , Dianwen Mei , Huishi Qiu , Xujie Chen , Li Liu , Jiang Tian , Zhongchao Shi

Asset retrieval--finding similar assets in a financial universe--is central to quantitative investment decision-making. Existing approaches define similarity through historical price patterns or sector classifications, but such…

Computational Engineering, Finance, and Science · Computer Science 2026-02-12 Hyeongmin Lee , Chanyeol Choi , Jihoon Kwon , Yoon Kim , Alejandro Lopez-Lira , Wonbin Ahn , Yongjae Lee

Explaining why dense retrievers assign high relevance scores remains challenging because retrieval decisions are made through opaque high-dimensional embeddings. Existing explanations often focus on surface signals, such as lexical matches,…

Artificial Intelligence · Computer Science 2026-05-29 Zhixin Cai , Jun Bai , Yang Liu , Jiaqi Li , Yichi Zhang , Taichuan Li , Zhuofan Chen , Zixia Jia , Zilong Zheng , Wenge Rong

Graph Convolutional Networks (GCNs) has demonstrated promising results for recommender systems, as they can effectively leverage high-order relationship. However, these methods usually encounter data sparsity issue in real-world scenarios.…

Information Retrieval · Computer Science 2023-09-21 Qian Zhao , Zhengwei Wu , Zhiqiang Zhang , Jun Zhou

The remarkable success of contrastive-learning-based multimodal models has been greatly driven by training on ever-larger datasets with expensive compute consumption. Sample selection as an alternative efficient paradigm plays an important…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Zihua Zhao , Feng Hong , Mengxi Chen , Pengyi Chen , Benyuan Liu , Jiangchao Yao , Ya Zhang , Yanfeng Wang

As a successful approach to self-supervised learning, contrastive learning aims to learn invariant information shared among distortions of the input sample. While contrastive learning has yielded continuous advancements in sampling strategy…

Machine Learning · Computer Science 2023-08-11 Jiangmeng Li , Wenwen Qiang , Yanan Zhang , Wenyi Mo , Changwen Zheng , Bing Su , Hui Xiong

Although contrastive learning methods have shown prevailing performance on a variety of representation learning tasks, they encounter difficulty when the training dataset is long-tailed. Many researchers have combined contrastive learning…

Machine Learning · Computer Science 2023-08-09 Min-Kook Suh , Seung-Woo Seo

Information retrieval systems are crucial for enabling effective access to large document collections. Recent approaches have leveraged Large Language Models (LLMs) to enhance retrieval performance through query augmentation, but often rely…

Information Retrieval · Computer Science 2025-04-15 Pengcheng Jiang , Jiacheng Lin , Lang Cao , Runchu Tian , SeongKu Kang , Zifeng Wang , Jimeng Sun , Jiawei Han

Large Language Models (LLMs) are known to acquire reasoning capabilities through shared inference patterns in pre-training data, which are further elicited via Chain-of-Thought (CoT) practices. However, whether fundamental reasoning…

Computation and Language · Computer Science 2026-05-28 Xingwei Tan , Marco Valentino , Mahmud Elahi Akhter , Yuxiang Zhou , Maria Liakata , Nikolaos Aletras

Taking inspiration from Set Theory, we introduce SetCSE, an innovative information retrieval framework. SetCSE employs sets to represent complex semantics and incorporates well-defined operations for structured information querying under…

Information Retrieval · Computer Science 2024-04-30 Kang Liu

Retrieval plays a fundamental role in recommendation systems, search, and natural language processing (NLP) by efficiently finding relevant items from a large corpus given a query. Dot products have been widely used as the similarity…

Information Retrieval · Computer Science 2025-01-28 Bailu Ding , Jiaqi Zhai

Weakly supervised object detection (WSOD) aims at learning precise object detectors with only image-level tags. In spite of intensive research on deep learning (DL) approaches over the past few years, there is still a significant…

Computer Vision and Pattern Recognition · Computer Science 2023-05-08 Qi Lai , ChiMan Vong

Conversational Search (CS) involves retrieving relevant documents from a corpus while considering the conversational context, integrating retrieval with context modeling. Recent advancements in Large Language Models (LLMs) have…

Information Retrieval · Computer Science 2025-05-19 Simon Lupart , Mohammad Aliannejadi , Evangelos Kanoulas

A significant challenge in achieving ubiquitous Artificial Intelligence is the limited ability of models to rapidly learn new information in real-world scenarios where data follows long-tailed distributions, all while avoiding forgetting…

Machine Learning · Computer Science 2024-04-09 Siddeshwar Raghavan , Jiangpeng He , Fengqing Zhu

Image-Text Retrieval (ITR) is challenging in bridging visual and lingual modalities. Contrastive learning has been adopted by most prior arts. Except for limited amount of negative image-text pairs, the capability of constrastive learning…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Haoran Wang , Dongliang He , Wenhao Wu , Boyang Xia , Min Yang , Fu Li , Yunlong Yu , Zhong Ji , Errui Ding , Jingdong Wang

Conditional layout generation aims to automatically generate visually appealing and semantically coherent layouts from user-defined constraints. While recent methods based on generative models have shown promising results, they typically…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Hengyu Shi , Junhao Su , Tianyang Han , Junfeng Luo , Jialin Gao