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Related papers: Learn to Understand Negation in Video Retrieval

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In recent years, video action recognition, as a fundamental task in the field of video understanding, has been deeply explored by numerous researchers.Most traditional video action recognition methods typically involve converting videos…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Junlin Chen , Chengcheng Xu , Yangfan Xu , Jian Yang , Jun Li , Zhiping Shi

Negation is an important characteristic of language, and a major component of information extraction from text. This subtask is of considerable importance to the biomedical domain. Over the years, multiple approaches have been explored to…

Computation and Language · Computer Science 2020-05-26 Aditya Khandelwal , Suraj Sawant

Human daily activities can be concisely narrated as sequences of routine events (e.g., turning off an alarm) in video streams, forming an event vocabulary. Motivated by this, we introduce VLog, a novel video understanding framework that…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Kevin Qinghong Lin , Mike Zheng Shou

Given an untrimmed video and a language query depicting a specific temporal moment in the video, video grounding aims to localize the time interval by understanding the text and video simultaneously. One of the most challenging issues is an…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Dahye Kim , Jungin Park , Jiyoung Lee , Seongheon Park , Kwanghoon Sohn

Retrieval-Augmented Generation (RAG) is a powerful strategy for improving the factual accuracy of models by retrieving external knowledge relevant to queries and incorporating it into the generation process. However, existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Soyeong Jeong , Kangsan Kim , Jinheon Baek , Sung Ju Hwang

We present a simple yet effective end-to-end Video-language Pre-training (VidLP) framework, Masked Contrastive Video-language Pretraining (MAC), for video-text retrieval tasks. Our MAC aims to reduce video representation's spatial and…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Fangxun Shu , Biaolong Chen , Yue Liao , Shuwen Xiao , Wenyu Sun , Xiaobo Li , Yousong Zhu , Jinqiao Wang , Si Liu

Video-text retrieval plays an essential role in multi-modal research and has been widely used in many real-world web applications. The CLIP (Contrastive Language-Image Pre-training), an image-language pre-training model, has demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Huaishao Luo , Lei Ji , Ming Zhong , Yang Chen , Wen Lei , Nan Duan , Tianrui Li

In light of the success of contrastive learning in the image domain, current self-supervised video representation learning methods usually employ contrastive loss to facilitate video representation learning. When naively pulling two…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Shuangrui Ding , Maomao Li , Tianyu Yang , Rui Qian , Haohang Xu , Qingyi Chen , Jue Wang , Hongkai Xiong

In this paper, we reflect on ways to improve the quality of bio-medical information retrieval by drawing implicit negative feedback from negated information in noisy natural language search queries. We begin by studying the extent to which…

Information Retrieval · Computer Science 2016-08-08 Lorenz Kuhn , Carsten Eickhoff

For training a video-based action recognition model that accepts multi-view video, annotating frame-level labels is tedious and difficult. However, it is relatively easy to annotate sequence-level labels. This kind of coarse annotations are…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Vijay John , Yasutomo Kawanishi

Training models to apply common-sense linguistic knowledge and visual concepts from 2D images to 3D scene understanding is a promising direction that researchers have only recently started to explore. However, it still remains understudied…

Computer Vision and Pattern Recognition · Computer Science 2023-06-12 Alexandros Delitzas , Maria Parelli , Nikolas Hars , Georgios Vlassis , Sotirios Anagnostidis , Gregor Bachmann , Thomas Hofmann

Recent advancements in video-language understanding have been established on the foundation of image-text models, resulting in promising outcomes due to the shared knowledge between images and videos. However, video-language understanding…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Xiao Wang , Yaoyu Li , Tian Gan , Zheng Zhang , Jingjing Lv , Liqiang Nie

Learning to Reject (LtR) frameworks allow ML models to abstain from uncertain predictions and promote user trust. However, since current LtR strategies focus solely on predictive performance, they completely neglect explanation quality.…

Machine Learning · Computer Science 2026-03-19 Luca Stradiotti , Dario Pesenti , Stefano Teso , Jesse Davis

With the explosion of multimedia content, video moment retrieval (VMR), which aims to detect a video moment that matches a given text query from a video, has been studied intensively as a critical problem. However, the existing VMR…

Computer Vision and Pattern Recognition · Computer Science 2024-08-12 Nakyeong Yang , Minsung Kim , Seunghyun Yoon , Joongbo Shin , Kyomin Jung

Multi-channel video-language retrieval require models to understand information from different channels (e.g. video$+$question, video$+$speech) to correctly link a video with a textual response or query. Fortunately, contrastive multimodal…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Xudong Lin , Simran Tiwari , Shiyuan Huang , Manling Li , Mike Zheng Shou , Heng Ji , Shih-Fu Chang

Cross-modal (e.g. image-text, video-text) retrieval is an important task in information retrieval and multimodal vision-language understanding field. Temporal understanding makes video-text retrieval more challenging than image-text…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Yang Du , Yuqi Liu , Qin Jin

Automatic Deception Detection has been a hot research topic for a long time, using machine learning and deep learning to automatically detect deception, brings new light to this old field. In this paper, we proposed a voting-based method…

Machine Learning · Computer Science 2024-03-18 Lana Touma , Mohammad Al Horani , Manar Tailouni , Anas Dahabiah , Khloud Al Jallad

Pretraining on noisy, internet-scale datasets has been heavily studied as a technique for training models with broad, general capabilities for text, images, and other modalities. However, for many sequential decision domains such as…

Machine Learning · Computer Science 2022-06-24 Bowen Baker , Ilge Akkaya , Peter Zhokhov , Joost Huizinga , Jie Tang , Adrien Ecoffet , Brandon Houghton , Raul Sampedro , Jeff Clune

Joint video-language learning has received increasing attention in recent years. However, existing works mainly focus on single or multiple trimmed video clips (events), which makes human-annotated event boundaries necessary during…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 Teng Wang , Jinrui Zhang , Feng Zheng , Wenhao Jiang , Ran Cheng , Ping Luo

Generalist Vision-Language-Action models are currently hindered by the scarcity of robotic data compared to the abundance of human video demonstrations. Existing Latent Action Models attempt to leverage video data but often suffer from…

Robotics · Computer Science 2026-01-08 Chubin Zhang , Jianan Wang , Zifeng Gao , Yue Su , Tianru Dai , Cai Zhou , Jiwen Lu , Yansong Tang