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Retrieval is a crucial stage in web search that identifies a small set of query-relevant candidates from a billion-scale corpus. Discovering more semantically-related candidates in the retrieval stage is very promising to expose more…

Information Retrieval · Computer Science 2021-10-19 Yiding Liu , Guan Huang , Jiaxiang Liu , Weixue Lu , Suqi Cheng , Yukun Li , Daiting Shi , Shuaiqiang Wang , Zhicong Cheng , Dawei Yin

The efficacy of Multimodal Transformers in visually-rich document understanding (VrDU) is critically constrained by two inherent limitations: the lack of explicit modeling for logical reading order and the interference of visual tokens that…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Tingwei Xie , Jinxin He , Yonghong Song

In cooperative multi-agent reinforcement learning (MARL), agents aim to achieve a common goal, such as defeating enemies or scoring a goal. Existing MARL algorithms are effective but still require significant learning time and often get…

Machine Learning · Computer Science 2024-03-08 Hyungho Na , Yunkyeong Seo , Il-chul Moon

Most of the existing work in one-stage referring expression comprehension (REC) mainly focuses on multi-modal fusion and reasoning, while the influence of other factors in this task lacks in-depth exploration. To fill this gap, we conduct…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Gen Luo , Yiyi Zhou , Jiamu Sun , Xiaoshuai Sun , Rongrong Ji

In this paper, we propose an end-to-end Retrieval-Augmented Visual Language Model (REVEAL) that learns to encode world knowledge into a large-scale memory, and to retrieve from it to answer knowledge-intensive queries. REVEAL consists of…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Ziniu Hu , Ahmet Iscen , Chen Sun , Zirui Wang , Kai-Wei Chang , Yizhou Sun , Cordelia Schmid , David A. Ross , Alireza Fathi

The rapid increase in unstructured data across various fields has made multi-document comprehension and summarization a critical task. Traditional approaches often fail to capture relevant context, maintain logical consistency, and extract…

Computation and Language · Computer Science 2024-09-30 Aditi Godbole , Jabin Geevarghese George , Smita Shandilya

Recruiters usually spend less than a minute looking at each r\'esum\'e when deciding whether it's worth continuing the recruitment process with the candidate. Recruiters focus on keywords, and it's almost impossible to guarantee a fair…

Computation and Language · Computer Science 2016-06-23 Tim Zimmermann , Leo Kotschenreuther , Karsten Schmidt

Recently, deep Reinforcement Learning (RL) algorithms have achieved dramatically progress in the multi-agent area. However, training the increasingly complex tasks would be time-consuming and resources-exhausting. To alleviate this problem,…

Artificial Intelligence · Computer Science 2021-09-01 Zijian Gao , Kele Xu , Bo Ding , Huaimin Wang , Yiying Li , Hongda Jia

We propose MoRe-ERL, a framework that combines Episodic Reinforcement Learning (ERL) and residual learning, which refines preplanned reference trajectories into safe, feasible, and efficient task-specific trajectories. This framework is…

Robotics · Computer Science 2025-10-21 Xi Huang , Hongyi Zhou , Ge Li , Yucheng Tang , Weiran Liao , Björn Hein , Tamim Asfour , Rudolf Lioutikov

Multimodal summarization integrating information from diverse data modalities presents a promising solution to aid the understanding of information within various processes. However, the application and advantages of multimodal…

Software Engineering · Computer Science 2025-03-07 Nenad Petrovic , Yurui Zhang , Moaad Maaroufi , Kuo-Yi Chao , Lukasz Mazur , Fengjunjie Pan , Vahid Zolfaghari , Alois Knoll

Modeling sparse and dense image matching within a unified functional correspondence model has recently attracted increasing research interest. However, existing efforts mainly focus on improving matching accuracy while ignoring its…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Dongli Tan , Jiang-Jiang Liu , Xingyu Chen , Chao Chen , Ruixin Zhang , Yunhang Shen , Shouhong Ding , Rongrong Ji

With the growing success of multi-modal learning, research on the robustness of multi-modal models, especially when facing situations with missing modalities, is receiving increased attention. Nevertheless, previous studies in this domain…

Artificial Intelligence · Computer Science 2023-10-11 Siting Li , Chenzhuang Du , Yue Zhao , Yu Huang , Hang Zhao

Enterprise documents such as forms, invoices, receipts, reports, contracts, and other similar records, often carry rich semantics at the intersection of textual and spatial modalities. The visual cues offered by their complex layouts play a…

Computation and Language · Computer Science 2024-01-03 Dongsheng Wang , Natraj Raman , Mathieu Sibue , Zhiqiang Ma , Petr Babkin , Simerjot Kaur , Yulong Pei , Armineh Nourbakhsh , Xiaomo Liu

Multi-choice Machine Reading Comprehension (MRC) requires model to decide the correct answer from a set of answer options when given a passage and a question. Thus in addition to a powerful Pre-trained Language Model (PrLM) as encoder,…

Computation and Language · Computer Science 2022-01-17 Pengfei Zhu , Hai Zhao , Xiaoguang Li

In e-commerce search, relevance between query and documents is an essential requirement for satisfying user experience. Different from traditional e-commerce platforms that offer products, users search on life service platforms such as…

Information Retrieval · Computer Science 2023-08-29 Wen Zan , Yaopeng Han , Xiaotian Jiang , Yao Xiao , Yang Yang , Dayao Chen , Sheng Chen

MultiModal Recommendation (MMR) systems have emerged as a promising solution for improving recommendation quality by leveraging rich item-side modality information, prompting a surge of diverse methods. Despite these advances, existing…

Information Retrieval · Computer Science 2025-08-25 Xiaoxiong Zhang , Xin Zhou , Zhiwei Zeng , Yongjie Wang , Dusit Niyato , Zhiqi Shen

Representation learning is a fundamental building block for analyzing entities in a database. While the existing embedding learning methods are effective in various data mining problems, their applicability is often limited because these…

Machine Learning · Computer Science 2020-09-24 Chin-Chia Michael Yeh , Dhruv Gelda , Zhongfang Zhuang , Yan Zheng , Liang Gou , Wei Zhang

This paper investigates an under-explored but important problem: given a collection of pre-trained neural networks, predicting their performance on each multi-modal task without fine-tuning them, such as image recognition, referring,…

Machine Learning · Computer Science 2023-08-14 Fanqing Meng , Wenqi Shao , Zhanglin Peng , Chonghe Jiang , Kaipeng Zhang , Yu Qiao , Ping Luo

Existing vision-language methods typically support two languages at a time at most. In this paper, we present a modular approach which can easily be incorporated into existing vision-language methods in order to support many languages. We…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Donghyun Kim , Kuniaki Saito , Kate Saenko , Stan Sclaroff , Bryan A. Plummer

Understanding the semantic meaning of content on the web through the lens of entities and concepts has many practical advantages. However, when building large-scale entity extraction systems, practitioners are facing unique challenges…

Computation and Language · Computer Science 2021-10-04 Xuanting Cai , Quanbin Ma , Pan Li , Jianyu Liu , Qi Zeng , Zhengkan Yang , Pushkar Tripathi