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Joint Multimodal Entity-Relation Extraction (JMERE) is a challenging task that aims to extract entities and their relations from text-image pairs in social media posts. Existing methods for JMERE require large amounts of labeled data.…

计算与语言 · 计算机科学 2025-03-25 Li Yuan , Yi Cai , Junsheng Huang

Injecting external domain-specific knowledge (e.g., UMLS) into pretrained language models (LMs) advances their capability to handle specialised in-domain tasks such as biomedical entity linking (BEL). However, such abundant expert knowledge…

计算与语言 · 计算机科学 2021-06-01 Fangyu Liu , Ivan Vulić , Anna Korhonen , Nigel Collier

Existing multimodal sentiment analysis tasks are highly rely on the assumption that the training and test sets are complete multimodal data, while this assumption can be difficult to hold: the multimodal data are often incomplete in…

计算机视觉与模式识别 · 计算机科学 2024-01-26 Xianbing Zhao , Soujanya Poria , Xuejiao Li , Yixin Chen , Buzhou Tang

Multi-task learning (MTL) enables the efficient transfer of extra knowledge acquired from other tasks. The high correlation between multimodal sentiment analysis (MSA) and multimodal emotion recognition (MER) supports their joint training.…

人工智能 · 计算机科学 2025-05-21 Shuo Zhang , Jinsong Zhang , Zhejun Zhang , Lei Li

Existing studies on bundle construction have relied merely on user feedback via bipartite graphs or enhanced item representations using semantic information. These approaches fail to capture elaborate relations hidden in real-world bundle…

Biomedical entity linking (BioEL) has achieved remarkable progress with the help of pre-trained language models. However, existing BioEL methods usually struggle to handle rare and difficult entities due to long-tailed distribution. To…

计算与语言 · 计算机科学 2023-12-18 Zhenxi Lin , Ziheng Zhang , Xian Wu , Yefeng Zheng

The Contrastive Language-Image Pre-training (CLIP) framework has become a widely used approach for multimodal representation learning, particularly in image-text retrieval and clustering. However, its efficacy is constrained by three key…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Tiancheng Gu , Kaicheng Yang , Ziyong Feng , Xingjun Wang , Yanzhao Zhang , Dingkun Long , Yingda Chen , Weidong Cai , Jiankang Deng

Document-level relation extraction aims to extract relations among multiple entity pairs from a document. Previously proposed graph-based or transformer-based models utilize the entities independently, regardless of global information among…

计算与语言 · 计算机科学 2023-01-27 Ningyu Zhang , Xiang Chen , Xin Xie , Shumin Deng , Chuanqi Tan , Mosha Chen , Fei Huang , Luo Si , Huajun Chen

Multimodal learning aims to capture both shared and private information from multiple modalities. However, existing methods that project all modalities into a single latent space for fusion often overlook the asynchronous, multi-level…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Chunlei Meng , Guanhong Huang , Rong Fu , Runmin Jian , Zhongxue Gan , Chun Ouyang

Specialized entity linking (EL) models are well-trained at mapping mentions to unique knowledge base (KB) entities according to a given context. However, specialized EL models struggle to disambiguate long-tail entities due to their limited…

计算与语言 · 计算机科学 2025-09-29 Amy Xin , Yunjia Qi , Zijun Yao , Fangwei Zhu , Kaisheng Zeng , Xu Bin , Lei Hou , Juanzi Li

Multimodal learning robust to missing modality has attracted increasing attention due to its practicality. Existing methods tend to address it by learning a common subspace representation for different modality combinations. However, we…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Shicai Wei , Yang Luo , Yuji Wang , Chunbo Luo

Multimodal Recommender Systems aim to improve recommendation accuracy by integrating heterogeneous content, such as images and textual metadata. While effective, it remains unclear whether their gains stem from true multimodal understanding…

信息检索 · 计算机科学 2025-08-07 Claudio Pomo , Matteo Attimonelli , Danilo Danese , Fedelucio Narducci , Tommaso Di Noia

Vision-and-language (VL) pre-training, which aims to learn a general representation of image-text pairs that can be transferred to various vision-and-language tasks. Compared with modeling uni-modal data, the main challenge of the VL model…

计算与语言 · 计算机科学 2023-05-24 Hao Yang , Can Gao , Hao Líu , Xinyan Xiao , Yanyan Zhao , Bing Qin

Multimodal learning, which integrates data from diverse sensory modes, plays a pivotal role in artificial intelligence. However, existing multimodal learning methods often struggle with challenges where some modalities appear more dominant…

机器学习 · 计算机科学 2024-04-02 Xiaohui Zhang , Jaehong Yoon , Mohit Bansal , Huaxiu Yao

Multi-Modal Entity Alignment (MMEA) is a critical task that aims to identify equivalent entity pairs across multi-modal knowledge graphs (MMKGs). However, this task faces challenges due to the presence of different types of information,…

计算与语言 · 计算机科学 2023-10-11 Qian Li , Cheng Ji , Shu Guo , Zhaoji Liang , Lihong Wang , Jianxin Li

Multi-modal emotion recognition has garnered increasing attention as it plays a significant role in human-computer interaction (HCI) in recent years. Since different discrete emotions may exist at the same time, compared with single-class…

机器学习 · 计算机科学 2025-07-29 Chuhang Zheng , Chunwei Tian , Jie Wen , Daoqiang Zhang , Qi Zhu

Emotion Recognition in Conversations (ERC) is crucial in developing sympathetic human-machine interaction. In conversational videos, emotion can be present in multiple modalities, i.e., audio, video, and transcript. However, due to the…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Vishal Chudasama , Purbayan Kar , Ashish Gudmalwar , Nirmesh Shah , Pankaj Wasnik , Naoyuki Onoe

We present mGENRE, a sequence-to-sequence system for the Multilingual Entity Linking (MEL) problem -- the task of resolving language-specific mentions to a multilingual Knowledge Base (KB). For a mention in a given language, mGENRE predicts…

High-throughput molecular profiling technologies have produced high-dimensional multi-omics data, enabling systematic understanding of living systems at the genome scale. Studying molecular interactions across different data types helps…

机器学习 · 计算机科学 2020-10-23 Ehsan Hajiramezanali , Arman Hasanzadeh , Nick Duffield , Krishna R Narayanan , Xiaoning Qian

Universal multimodal embedding models have achieved great success in capturing semantic relevance between queries and candidates. However, current methods either condense queries and candidates into a single vector, potentially limiting the…

信息检索 · 计算机科学 2026-04-08 Zilin Xiao , Qi Ma , Mengting Gu , Chun-cheng Jason Chen , Xintao Chen , Vicente Ordonez , Vijai Mohan