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We propose Lighthouse, a user-friendly library for reproducible video moment retrieval and highlight detection (MR-HD). Although researchers proposed various MR-HD approaches, the research community holds two main issues. The first is a…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Taichi Nishimura , Shota Nakada , Hokuto Munakata , Tatsuya Komatsu

This paper introduces and analyzes a search and retrieval model that adopts key semantic communication principles from retrieval-augmented generation. We specifically present an information-theoretic analysis of a remote document retrieval…

信息检索 · 计算机科学 2025-07-17 Sara Ghasvarianjahromi , Yauhen Yakimenka , Jörg Kliewer

Videos can be manipulated by duplicating a sequence of consecutive frames with the goal of concealing or imitating a specific content in the same video. In this paper, we propose a novel coarse-to-fine framework based on deep Convolutional…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Chengjiang Long , Arslan Basharat , Anthony Hoogs

This paper attacks the challenging problem of video retrieval by text. In such a retrieval paradigm, an end user searches for unlabeled videos by ad-hoc queries described exclusively in the form of a natural-language sentence, with no…

计算机视觉与模式识别 · 计算机科学 2021-02-19 Jianfeng Dong , Xirong Li , Chaoxi Xu , Xun Yang , Gang Yang , Xun Wang , Meng Wang

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…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Xudong Lin , Simran Tiwari , Shiyuan Huang , Manling Li , Mike Zheng Shou , Heng Ji , Shih-Fu Chang

We present a new data-driven video inpainting method for recovering missing regions of video frames. A novel deep learning architecture is proposed which contains two sub-networks: a temporal structure inference network and a spatial detail…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Chuan Wang , Haibin Huang , Xiaoguang Han , Jue Wang

The explosive growth of video streaming presents challenges in achieving high accuracy and low training costs for video-language retrieval. However, existing methods rely on large-scale pre-training to improve video retrieval performance,…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Haoyu Zhao , Jiaxi Gu , Shicong Wang , Xing Zhang , Hang Xu , Zuxuan Wu , Yu-Gang Jiang

Precise video retrieval requires multi-modal correlations to handle unseen vocabulary and scenes, becoming more complex for lengthy videos where models must perform effectively without prior training on a specific dataset. We introduce a…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Mohamed Eltahir , Osamah Sarraj , Mohammed Bremoo , Mohammed Khurd , Abdulrahman Alfrihidi , Taha Alshatiri , Mohammad Almatrafi , Tanveer Hussain

Video retrieval is a challenging research topic bridging the vision and language areas and has attracted broad attention in recent years. Previous works have been devoted to representing videos by directly encoding from frame-level…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Zerun Feng , Zhimin Zeng , Caili Guo , Zheng Li

Content-based multimedia information retrieval is an interesting research area since it allows retrieval based on inherent characteristic of multimedia objects. For example retrieval based on visual characteristics such as colour, shapes or…

信息检索 · 计算机科学 2012-07-19 Mohammad Nabil Almunawar

Long video understanding remains challenging for multimodal large language models (MLLMs) due to limited context windows, which necessitate identifying sparse query-relevant video segments. However, existing methods predominantly localize…

计算机视觉与模式识别 · 计算机科学 2026-05-04 Ruoliu Yang , Chu Wu , Caifeng Shan , Ran He , Chaoyou Fu

Textual-visual matching aims at measuring similarities between sentence descriptions and images. Most existing methods tackle this problem without effectively utilizing identity-level annotations. In this paper, we propose an identity-aware…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Shuang Li , Tong Xiao , Hongsheng Li , Wei Yang , Xiaogang Wang

Video Retrieval is a challenging task where a text query is matched to a video or vice versa. Most of the existing approaches for addressing such a problem rely on annotations made by the users. Although simple, this approach is not always…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Jesús Andrés Portillo-Quintero , José Carlos Ortiz-Bayliss , Hugo Terashima-Marín

Inference of correspondences between images from different modalities is an extremely important perceptual ability that enables humans to understand and recognize cross-modal concepts. In this paper, we consider an instance of this problem…

计算机视觉与模式识别 · 计算机科学 2016-12-06 Chen Liu , Jiajun Wu , Pushmeet Kohli , Yasutaka Furukawa

Detecting salient objects from a video requires exploiting both spatial and temporal knowledge included in the video. We propose a novel region-based multiscale spatiotemporal saliency detection method for videos, where static features and…

计算机视觉与模式识别 · 计算机科学 2017-08-07 Trung-Nghia Le , Akihiro Sugimoto

To what extent are two images picturing the same 3D surfaces? Even when this is a known scene, the answer typically requires an expensive search across scale space, with matching and geometric verification of large sets of local features.…

计算机视觉与模式识别 · 计算机科学 2020-08-14 Anita Rau , Guillermo Garcia-Hernando , Danail Stoyanov , Gabriel J. Brostow , Daniyar Turmukhambetov

In this paper, we propose a novel end-to-end architecture that could generate a variety of plausible video sequences correlating two given discontinuous frames. Our work is inspired by the human ability of inference. Specifically, given two…

计算机视觉与模式识别 · 计算机科学 2019-12-17 Weimian Li , Baoyang Chen , Wenmin Wang

This work proposes a system for retrieving clothing and fashion products from video content. Although films and television are the perfect showcase for fashion brands to promote their products, spectators are not always aware of where to…

计算机视觉与模式识别 · 计算机科学 2017-10-20 Noa Garcia , George Vogiatzis

The rapid proliferation of AI-generated visual media has created an urgent need for efficient, trustworthy deepfake detection systems. However, existing deep learning-based detection methods rely on computationally intensive and…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Parnian Ghapandar Kashani , Shiqi Chen , Aydogan Ozcan

In this work, we propose a fast content-based video querying system for large-scale video search. The proposed system is distinguished from similar works with two major contributions. First contribution is superiority of joint usage of…

计算机视觉与模式识别 · 计算机科学 2016-07-26 Ersin Esen , Savas Ozkan , Ilkay Atil