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Multimodal networks have demonstrated remarkable performance improvements over their unimodal counterparts. Existing multimodal networks are designed in a multi-branch fashion that, due to the reliance on fusion strategies, exhibit…

Despite the recent success of Multimodal Large Language Models (MLLMs), existing approaches predominantly assume the availability of multiple modalities during training and inference. In practice, multimodal data is often incomplete because…

计算机视觉与模式识别 · 计算机科学 2026-02-20 Divyam Madaan , Sumit Chopra , Kyunghyun Cho

In this paper, we study a novel problem in egocentric action recognition, which we term as "Multimodal Generalization" (MMG). MMG aims to study how systems can generalize when data from certain modalities is limited or even completely…

计算机视觉与模式识别 · 计算机科学 2023-05-15 Xinyu Gong , Sreyas Mohan , Naina Dhingra , Jean-Charles Bazin , Yilei Li , Zhangyang Wang , Rakesh Ranjan

The success of deep convolutional neural networks is partially attributed to the massive amount of annotated training data. However, in practice, medical data annotations are usually expensive and time-consuming to be obtained. Considering…

图像与视频处理 · 电气工程与系统科学 2020-10-06 Kang Li , Lequan Yu , Shujun Wang , Pheng-Ann Heng

Knowledge graph reasoning (KGR) is the task of inferring new knowledge by performing logical deductions on knowledge graphs. Recently, large language models (LLMs) have demonstrated remarkable performance in complex reasoning tasks. Despite…

人工智能 · 计算机科学 2025-12-11 Yu Liu , Xixun Lin , Yanmin Shang , Yangxi Li , Shi Wang , Yanan Cao

Multimodal AI has demonstrated superior performance over unimodal approaches by leveraging diverse data sources for more comprehensive analysis. However, applying this effectiveness in healthcare is challenging due to the limited…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Pranav Poudel , Prashant Shrestha , Sanskar Amgain , Yash Raj Shrestha , Prashnna Gyawali , Binod Bhattarai

The performance of Large Language Models (LLMs) is intrinsically linked to the quality of its training data. Although several studies have proposed methods for high-quality data selection, they do not consider the importance of knowledge…

计算与语言 · 计算机科学 2025-06-03 Feiyu Duan , Xuemiao Zhang , Sirui Wang , Haoran Que , Yuqi Liu , Wenge Rong , Xunliang Cai

Since large knowledge bases are typically incomplete, missing facts need to be inferred from observed facts in a task called knowledge base completion. The most successful approaches to this task have typically explored explicit paths…

人工智能 · 计算机科学 2018-04-24 Yelong Shen , Po-Sen Huang , Ming-Wei Chang , Jianfeng Gao

Reasoning over paths in large scale knowledge graphs is an important problem for many applications. In this paper we discuss a simple approach to automatically build and rank paths between a source and target entity pair with learned…

人工智能 · 计算机科学 2019-11-04 Saatviga Sudhahar , Ian Roberts , Andrea Pierleoni

Retrieval-Augmented Generation (RAG) demonstrates great value in alleviating outdated knowledge or hallucination by supplying LLMs with updated and relevant knowledge. However, there are still several difficulties for RAG in understanding…

计算与语言 · 计算机科学 2024-04-23 Keheng Wang , Feiyu Duan , Peiguang Li , Sirui Wang , Xunliang Cai

Multimodal learning has increasingly become a focal point in research, primarily due to its ability to integrate complementary information from diverse modalities. Nevertheless, modality imbalance, stemming from factors such as insufficient…

机器学习 · 计算机科学 2025-11-04 Rongrong Xie , Guido Sanguinetti

Extensive research has investigated the integration of large language models (LLMs) with knowledge graphs to enhance the reasoning process. However, understanding how models perform reasoning utilizing structured graph knowledge remains…

计算与语言 · 计算机科学 2025-02-24 Han Zhang , Langshi Zhou , Hanfang Yang

Knowledge base completion (KBC) aims to predict the missing links in knowledge graphs. Previous KBC tasks and approaches mainly focus on the setting where all test entities and relations have appeared in the training set. However, there has…

计算与语言 · 计算机科学 2022-12-07 Pei Chen , Wenlin Yao , Hongming Zhang , Xiaoman Pan , Dian Yu , Dong Yu , Jianshu Chen

With the large volume of new information created every day, determining the validity of information in a knowledge graph and filling in its missing parts are crucial tasks for many researchers and practitioners. To address this challenge, a…

人工智能 · 计算机科学 2016-11-17 Baoxu Shi , Tim Weninger

Research on multi-modal learning dominantly aligns the modalities in a unified space at training, and only a single one is taken for prediction at inference. However, for a real machine, e.g., a robot, sensors could be added or removed at…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Yuanhuiyi Lyu , Xu Zheng , Dahun Kim , Lin Wang

Due to the open world assumption, Knowledge Graphs (KGs) are never complete. In order to address this issue, various Link Prediction (LP) methods are proposed so far. Some of these methods are inductive LP models which are capable of…

人工智能 · 计算机科学 2022-11-22 Genet Asefa Gesese , Harald Sack , Mehwish Alam

Egocentric action recognition enables robots to facilitate human-robot interactions and monitor task progress. Existing methods often rely solely on RGB videos, although additional modalities, such as audio, can improve accuracy under…

Recent advancements in multi-modal artificial intelligence (AI) have revolutionized the fields of stock market forecasting and heart rate monitoring. Utilizing diverse data sources can substantially improve prediction accuracy. Nonetheless,…

机器学习 · 计算机科学 2024-03-21 Zihong Luo , Zheng Tao , Yuxuan Huang , Kexin He , Chengzhi Liu

Recent MLLMs have shown emerging visual understanding and reasoning abilities after being pre-trained on large-scale multimodal datasets. Unlike pre-training, where MLLMs receive rich visual-text alignment, instruction-tuning is often…

The use of knowledge graphs in recommender systems has become one of the common approaches to addressing data sparsity and cold start problems. Recent advances in large language models (LLMs) offer new possibilities for processing side and…

信息检索 · 计算机科学 2025-02-13 Minhye Jeon , Seokho Ahn , Young-Duk Seo
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