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相关论文: Knowledge Graph Driven Approach to Represent Video…

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Continual Knowledge Graph Embedding (CKGE) seeks to integrate new knowledge while preserving past information. However, existing methods struggle with efficiency and scalability due to two key limitations: (1) suboptimal knowledge…

计算与语言 · 计算机科学 2025-06-11 Lijing Zhu , Qizhen Lan , Qing Tian , Wenbo Sun , Li Yang , Lu Xia , Yixin Xie , Xi Xiao , Tiehang Duan , Cui Tao , Shuteng Niu

In this paper, we present ENTER, an interpretable Video Question Answering (VideoQA) system based on event graphs. Event graphs convert videos into graphical representations, where video events form the nodes and event-event relationships…

Knowledge Graph (KG) is a graph based data structure to represent facts of the world where nodes represent real world entities or abstract concept and edges represent relation between the entities. Graph as representation for knowledge has…

社会与信息网络 · 计算机科学 2024-04-16 Manita Pote

Cross-modal retrieval between videos and texts has attracted growing attentions due to the rapid emergence of videos on the web. The current dominant approach for this problem is to learn a joint embedding space to measure cross-modal…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Shizhe Chen , Yida Zhao , Qin Jin , Qi Wu

Despite recent advances in retrieval-augmented generation (RAG) for video understanding, effectively understanding long-form video content remains underexplored due to the vast scale and high complexity of video data. Current RAG approaches…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Nianbo Zeng , Haowen Hou , Fei Richard Yu , Si Shi , Ying Tiffany He

Video Corpus Moment Retrieval (VCMR) is a practical video retrieval task focused on identifying a specific moment within a vast corpus of untrimmed videos using the natural language query. Existing methods for VCMR typically rely on…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Danyang Hou , Liang Pang , Huawei Shen , Xueqi Cheng

A knowledge graph (KG) consists of a set of interconnected typed entities and their attributes. Recently, KGs are popularly used as the auxiliary information to enable more accurate, explainable, and diverse user preference recommendations.…

信息检索 · 计算机科学 2022-04-19 Yuntao Du , Xinjun Zhu , Lu Chen , Ziquan Fang , Yunjun Gao

Knowledge graph embedding (KGE) focuses on representing the entities and relations of a knowledge graph (KG) into the continuous vector spaces, which can be employed to predict the missing triples to achieve knowledge graph completion…

计算与语言 · 计算机科学 2023-07-25 Yichi Zhang , Wen Zhang

Chain Event Graphs (CEGs) are a recent family of probabilistic graphical models - a generalisation of Bayesian Networks - providing an explicit representation of structural zeros, structural missing values and context-specific conditional…

机器学习 · 统计学 2021-12-17 Aditi Shenvi , Jim Q. Smith

Knowledge tracing aims to trace students' evolving knowledge states by predicting their future performance on concept-related exercises. Recently, some graph-based models have been developed to incorporate the relationships between…

人工智能 · 计算机科学 2022-11-24 Chaoran Cui , Yumo Yao , Chunyun Zhang , Hebo Ma , Yuling Ma , Zhaochun Ren , Chen Zhang , James Ko

Recent approaches of computer vision utilize deep learning methods as they perform quite well if training and testing domains follow the same underlying data distribution. However, it has been shown that minor variations in the images that…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Sebastian Monka , Lavdim Halilaj , Achim Rettinger

Event cameras are vision sensors that record asynchronous streams of per-pixel brightness changes, referred to as "events". They have appealing advantages over frame-based cameras for computer vision, including high temporal resolution,…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Daniel Gehrig , Antonio Loquercio , Konstantinos G. Derpanis , Davide Scaramuzza

Understanding and reasoning over long videos pose significant challenges for large video language models (LVLMs) due to the difficulty in processing intensive video tokens beyond context window and retaining long-term sequential…

计算机视觉与模式识别 · 计算机科学 2025-10-17 Xiaoqian Shen , Wenxuan Zhang , Jun Chen , Mohamed Elhoseiny

Event-based vision sensors, inspired by biological neural systems, asynchronously capture local pixel-level intensity changes as a sparse event stream containing position, polarity, and timestamp information. These neuromorphic sensors…

计算机视觉与模式识别 · 计算机科学 2025-04-02 Tiantian Xie , Pengpai Wang , Rosa H. M. Chan

Today, massive amounts of streaming data from smart devices need to be analyzed automatically to realize the Internet of Things. The Complex Event Processing (CEP) paradigm promises low-latency pattern detection on event streams. However,…

分布式、并行与集群计算 · 计算机科学 2017-06-27 Christian Mayer , Ruben Mayer , Majd Abdo

The autonomous driving (AD) industry is exploring the use of knowledge graphs (KGs) to manage the vast amount of heterogeneous data generated from vehicular sensors. The various types of equipped sensors include video, LIDAR and RADAR.…

人工智能 · 计算机科学 2020-03-03 Ruwan Wickramarachchi , Cory Henson , Amit Sheth

The analysis of extended video content poses unique challenges in artificial intelligence, particularly when dealing with the complexity of tracking and understanding visual elements across time. Current methodologies that process video…

信息检索 · 计算机科学 2025-01-28 Meng Chu , Yicong Li , Tat-Seng Chua

A new unified video analytics framework (ER3) is proposed for complex event retrieval, recognition and recounting, based on the proposed video imprint representation, which exploits temporal correlations among image features across video…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Zhanning Gao , Le Wang , Nebojsa Jojic , Zhenxing Niu , Nanning Zheng , Gang Hua

Vision-based grasp estimation is an essential part of robotic manipulation tasks in the real world. Existing planar grasp estimation algorithms have been demonstrated to work well in relatively simple scenes. But when it comes to complex…

计算机视觉与模式识别 · 计算机科学 2023-07-14 Haozhe Wang , Zhiyang Liu , Lei Zhou , Huan Yin , Marcelo H Ang

Knowledge graphs have proven successful in integrating heterogeneous data across various domains. However, there remains a noticeable dearth of research on their seamless integration among heterogeneous recommender systems, despite…

信息检索 · 计算机科学 2025-01-08 Junhyuk Kwon , Seokho Ahn , Young-Duk Seo