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相关论文: VTG-GPT: Tuning-Free Zero-Shot Video Temporal Grou…

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Video Temporal Grounding (VTG) aims to ground specific segments within an untrimmed video corresponding to the given natural language query. Existing VTG methods largely depend on supervised learning and extensive annotated data, which is…

多媒体 · 计算机科学 2024-10-18 Mengxue Qu , Xiaodong Chen , Wu Liu , Alicia Li , Yao Zhao

Video Temporal Grounding (VTG) aims to extract relevant video segments based on a given natural language query. Recently, zero-shot VTG methods have gained attention by leveraging pretrained vision-language models (VLMs) to localize target…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Jin-Seop Lee , SungJoon Lee , Jaehan Ahn , YunSeok Choi , Jee-Hyong Lee

Temporal Video Grounding (TVG) aims to localize a moment from an untrimmed video given the language description. Since the annotation of TVG is labor-intensive, TVG under limited supervision has accepted attention in recent years. The great…

计算机视觉与模式识别 · 计算机科学 2024-06-12 Xing Zhang , Jiaxi Gu , Haoyu Zhao , Shicong Wang , Hang Xu , Renjing Pei , Songcen Xu , Zuxuan Wu , Yu-Gang Jiang

Video Temporal Grounding (VTG) aims to localize relevant temporal segments in videos given natural language queries. Despite recent progress with large vision-language models (LVLMs) and instruction-tuning, existing approaches often suffer…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Ruizhe Chen , Zhiting Fan , Tianze Luo , Heqing Zou , Zhaopeng Feng , Guiyang Xie , Hansheng Zhang , Zhuochen Wang , Zuozhu Liu , Huaijian Zhang

Video temporal grounding aims to identify video segments within untrimmed videos that are most relevant to a given natural language query. Existing video temporal localization models rely on specific datasets for training and have high data…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Minghang Zheng , Xinhao Cai , Qingchao Chen , Yuxin Peng , Yang Liu

Video Temporal Grounding (VTG), which aims to ground target clips from videos (such as consecutive intervals or disjoint shots) according to custom language queries (e.g., sentences or words), is key for video browsing on social media. Most…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Kevin Qinghong Lin , Pengchuan Zhang , Joya Chen , Shraman Pramanick , Difei Gao , Alex Jinpeng Wang , Rui Yan , 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…

计算机视觉与模式识别 · 计算机科学 2022-10-25 Dahye Kim , Jungin Park , Jiyoung Lee , Seongheon Park , Kwanghoon Sohn

Video temporal grounding (VTG) is typically tackled with dataset-specific models that transfer poorly across domains and query styles. Recent efforts to overcome this limitation have adapted large multimodal language models (MLLMs) to VTG,…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Joungbin An , Agrim Jain , Kristen Grauman

The target of video moment retrieval (VMR) is predicting temporal spans within a video that semantically match a given linguistic query. Existing VMR methods based on multimodal large language models (MLLMs) overly rely on expensive…

多媒体 · 计算机科学 2025-01-15 Yifang Xu , Yunzhuo Sun , Benxiang Zhai , Ming Li , Wenxin Liang , Yang Li , Sidan Du

Video Temporal Grounding (VTG) strives to accurately pinpoint event timestamps in a specific video using linguistic queries, significantly impacting downstream tasks like video browsing and editing. Unlike traditional task-specific models,…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Yongxin Guo , Jingyu Liu , Mingda Li , Dingxin Cheng , Xiaoying Tang , Dianbo Sui , Qingbin Liu , Xi Chen , Kevin Zhao

The video grounding (VG) task aims to locate the queried action or event in an untrimmed video based on rich linguistic descriptions. Existing proposal-free methods are trapped in complex interaction between video and query, overemphasizing…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Kun Li , Dan Guo , Meng Wang

Visual grounding is a long-lasting problem in vision-language understanding due to its diversity and complexity. Current practices concentrate mostly on performing visual grounding in still images or well-trimmed video clips. This work, on…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Qianyu Feng , Yunchao Wei , Mingming Cheng , Yi Yang

Video temporal grounding (VTG) takes an untrimmed video and a natural-language query as input and localizes the temporal moment that best matches the query. Existing methods rely on large, task-specific datasets requiring costly manual…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Minjoon Jung , Byoung-Tak Zhang , Lorenzo Torresani

Video Temporal Grounding (VTG), the task of localizing video segments from text queries, struggles in open-world settings due to limited dataset scale and semantic diversity, causing performance gaps between common and rare concepts. To…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Minghang Zheng , Zihao Yin , Yi Yang , Yuxin Peng , Yang Liu

In this study, we tackle industry challenges in video content classification by exploring and optimizing GPT-based models for zero-shot classification across seven critical categories of video quality. We contribute a novel approach to…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Mark Beliaev , Victor Yang , Madhura Raju , Jiachen Sun , Xinghai Hu

In this work, we introduce Vision-Language Generative Pre-trained Transformer (VL-GPT), a transformer model proficient at concurrently perceiving and generating visual and linguistic data. VL-GPT achieves a unified pre-training approach for…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Jinguo Zhu , Xiaohan Ding , Yixiao Ge , Yuying Ge , Sijie Zhao , Hengshuang Zhao , Xiaohua Wang , Ying Shan

Video Temporal Grounding (VTG) involves Moment Retrieval (MR) and Highlight Detection (HD) based on textual queries. For this, most methods rely solely on final-layer features of frozen large pre-trained backbones, limiting their…

计算机视觉与模式识别 · 计算机科学 2025-07-11 David Pujol-Perich , Sergio Escalera , Albert Clapés

Video temporal grounding (VTG) is a critical task in video understanding and a key capability for extending video large language models (Vid-LLMs) to broader applications. However, existing Vid-LLMs rely on uniform frame sampling to extract…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Rong Fan , Kaiyan Xiao , Minghao Zhu , Liuyi Wang , Kai Dai , Zhao Yang

The recent advancement in video temporal grounding (VTG) has significantly enhanced fine-grained video understanding, primarily driven by multimodal large language models (MLLMs). With superior multimodal comprehension and reasoning…

计算机视觉与模式识别 · 计算机科学 2025-08-18 Jianlong Wu , Wei Liu , Ye Liu , Meng Liu , Liqiang Nie , Zhouchen Lin , Chang Wen Chen

Video temporal grounding (VTG) is a fine-grained video understanding problem that aims to ground relevant clips in untrimmed videos given natural language queries. Most existing VTG models are built upon frame-wise final-layer CLIP…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Ye Liu , Jixuan He , Wanhua Li , Junsik Kim , Donglai Wei , Hanspeter Pfister , Chang Wen Chen
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