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Multi-modal sequential recommendation (SR) leverages multi-modal data to learn more comprehensive item features and user preferences than traditional SR methods, which has become a critical topic in both academia and industry. Existing…

信息检索 · 计算机科学 2025-01-31 Shengzhe Zhang , Liyi Chen , Dazhong Shen , Chao Wang , Hui Xiong

Multiple Instance Learning (MIL) is the predominant framework for classifying gigapixel whole-slide images in computational pathology. MIL follows a sequence of 1) extracting patch features, 2) applying a linear layer to obtain…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Daniel Shao , Joel Runevic , Richard J. Chen , Drew F. K. Williamson , Ahrong Kim , Andrew H. Song , Faisal Mahmood

Providing high-quality item recall for text queries is crucial in large-scale e-commerce search systems. Current Embedding-based Retrieval Systems (ERS) embed queries and items into a shared low-dimensional space, but uni-modality ERS rely…

信息检索 · 计算机科学 2024-08-28 Hao Jiang , Haoxiang Zhang , Qingshan Hou , Chaofeng Chen , Weisi Lin , Jingchang Zhang , Annan Wang

Multimodal VAEs seek to model the joint distribution over heterogeneous data (e.g.\ vision, language), whilst also capturing a shared representation across such modalities. Prior work has typically combined information from the modalities…

机器学习 · 计算机科学 2022-12-19 Tom Joy , Yuge Shi , Philip H. S. Torr , Tom Rainforth , Sebastian M. Schmon , N. Siddharth

Due to the notorious modality imbalance problem, multimodal learning (MML) leads to the phenomenon of optimization imbalance, thus struggling to achieve satisfactory performance. Recently, some representative methods have been proposed to…

机器学习 · 计算机科学 2024-07-08 Qing-Yuan Jiang , Zhouyang Chi , Yang Yang

The goal of this paper is to improve (upcycle) an existing large language model without the prohibitive requirements of continued pre-training of the full-model. The idea is to split the pre-training data into semantically relevant groups…

机器学习 · 计算机科学 2024-10-15 Ajinkya Tejankar , KL Navaneet , Ujjawal Panchal , Kossar Pourahmadi , Hamed Pirsiavash

Knowledge editing techniques have emerged as essential tools for updating the factual knowledge of large language models (LLMs) and multimodal models (LMMs), allowing them to correct outdated or inaccurate information without retraining…

计算与语言 · 计算机科学 2025-03-04 Yuntao Du , Kailin Jiang , Zhi Gao , Chenrui Shi , Zilong Zheng , Siyuan Qi , Qing Li

Multimodal entity linking plays a crucial role in a wide range of applications. Recent advances in large language model-based methods have become the dominant paradigm for this task, effectively leveraging both textual and visual modalities…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Ziyan Liu , Junwen Li , Kaiwen Li , Tong Ruan , Chao Wang , Xinyan He , Zongyu Wang , Xuezhi Cao , Jingping Liu

Mixture-of-Experts (MoE) architectures have shown strong multilingual capabilities, yet the internal mechanisms underlying performance gains and cross-language differences remain insufficiently understood. In this work, we conduct a…

计算与语言 · 计算机科学 2026-01-21 Yuxin Chen , Zhengzhou Cai , Xiangtian Ji , Weixiang Zhao , An Zhang , Xiang Wang , Tat-Seng Chua

Entity linking (mapping ambiguous mentions in text to entities in a knowledge base) is a foundational step in tasks such as knowledge graph construction, question-answering, and information extraction. Our method, LELA, is a modular…

计算与语言 · 计算机科学 2026-01-09 Samy Haffoudhi , Fabian M. Suchanek , Nils Holzenberger

Multimodal sentiment analysis (MSA) is a fundamental complex research problem due to the heterogeneity gap between different modalities and the ambiguity of human emotional expression. Although there have been many successful attempts to…

机器学习 · 计算机科学 2022-07-05 Jiahao Zheng , Sen Zhang , Xiaoping Wang , Zhigang Zeng

Knowledge-based Visual Question Answering about Named Entities is a challenging task that requires retrieving information from a multimodal Knowledge Base. Named entities have diverse visual representations and are therefore difficult to…

计算与语言 · 计算机科学 2024-01-12 Paul Lerner , Olivier Ferret , Camille Guinaudeau

Multimodal Retrieval-Augmented Generation (MRAG) has shown promise in mitigating hallucinations in Multimodal Large Language Models (MLLMs) by incorporating external knowledge. However, existing methods typically adhere to rigid retrieval…

计算与语言 · 计算机科学 2026-04-07 Chunyi Peng , Zhipeng Xu , Zhenghao Liu , Yishan Li , Yukun Yan , Shuo Wang , Yu Gu , Minghe Yu , Ge Yu , Maosong Sun

Automatic chart understanding is crucial for content comprehension and document parsing. Multimodal Large Language Models (MLLMs) have demonstrated remarkable capabilities in chart understanding through domain-specific alignment and…

人工智能 · 计算机科学 2025-03-17 Zhengzhuo Xu , Bowen Qu , Yiyan Qi , Sinan Du , Chengjin Xu , Chun Yuan , Jian Guo

Making sense of multiple modalities can yield a more comprehensive description of real-world phenomena. However, learning the co-representation of diverse modalities is still a long-standing endeavor in emerging machine learning…

人工智能 · 计算机科学 2022-12-21 Jinzhao Zhou , Yiqun Duan , Zhihong Chen , Yu-Cheng Chang , Chin-Teng Lin

Mixture of experts (MoE) architectures have become a cornerstone for scaling up and are a key component in most large language models such as GPT-OSS, DeepSeek-V3, Llama-4, and Gemini-2.5. However, systematic research on MoE remains…

计算与语言 · 计算机科学 2026-02-11 Nam V. Nguyen , Thong T. Doan , Luong Tran , Van Nguyen , Quang Pham

Scaling the size of language models usually leads to remarkable advancements in NLP tasks. But it often comes with a price of growing computational cost. Although a sparse Mixture of Experts (MoE) can reduce the cost by activating a small…

计算与语言 · 计算机科学 2023-11-23 Shwai He , Run-Ze Fan , Liang Ding , Li Shen , Tianyi Zhou , Dacheng Tao

Cross-modal video-text retrieval, a challenging task in the field of vision and language, aims at retrieving corresponding instance giving sample from either modality. Existing approaches for this task all focus on how to design encoding…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Rui Zhao , Kecheng Zheng , Zheng-Jun Zha , Hongtao Xie , Jiebo Luo

News image captioning aims to produce journalistically informative descriptions by combining visual content with contextual cues from associated articles. Despite recent advances, existing methods struggle with three key challenges: (1)…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Xiaoxing You , Qiang Huang , Lingyu Li , Chi Zhang , Xiaopeng Liu , Min Zhang , Jun Yu

Large Language Models (LLMs) based on Mixture-of-Experts (MoE) are pivotal in industrial applications for their ability to scale performance efficiently. However, standard MoEs enforce uniform expert sizes,creating a rigidity that fails to…

计算与语言 · 计算机科学 2026-04-29 Zhicheng Ma , Xiang Liu , Zhaoxiang Liu , Ning Wang , Yi Shen , Kai Wang , Shuming Shi , Shiguo Lian