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Related papers: Unsupervised Audio-Visual Lecture Segmentation

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Instance segmentation in videos, which aims to segment and track multiple objects in video frames, has garnered a flurry of research attention in recent years. In this paper, we present a novel weakly supervised framework with…

Computer Vision and Pattern Recognition · Computer Science 2022-12-16 Liqi Yan , Qifan Wang , Siqi Ma , Jingang Wang , Changbin Yu

People increasingly use videos on the Web as a source for learning. To support this way of learning, researchers and developers are continuously developing tools, proposing guidelines, analyzing data, and conducting experiments. However, it…

Multimedia · Computer Science 2023-08-15 Evelyn Navarrete , Andreas Nehring , Sascha Schanze , Ralph Ewerth , Anett Hoppe

In this work, we address unsupervised temporal action segmentation, which segments a set of long, untrimmed videos into semantically meaningful segments that are consistent across videos. While recent approaches combine representation…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Federico Spurio , Emad Bahrami , Gianpiero Francesca , Juergen Gall

This paper addresses the problem of supervised video summarization by formulating it as a sequence-to-sequence learning problem, where the input is a sequence of original video frames, the output is a keyshot sequence. Our key idea is to…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Zhong Ji , Kailin Xiong , Yanwei Pang , Xuelong Li

The primary aim of this study in this paper aside from presenting student preference survey data and analytics data with relation to learning videos, is to address the attention span issues with our cohort of Information Technology students…

Computers and Society · Computer Science 2019-09-09 Nick Patterson , Rolando Trujillo Rasua , Michael Hobbs , Guy Wood-Bradley , Judy Currey , Elicia Lanham

Many open-ended conversations (e.g., tutoring lessons or business meetings) revolve around pre-defined reference materials, like worksheets or meeting bullets. To provide a framework for studying such conversation structure, we introduce…

Computation and Language · Computer Science 2024-11-13 Rose E. Wang , Pawan Wirawarn , Kenny Lam , Omar Khattab , Dorottya Demszky

Existing semantic segmentation approaches are often limited by costly pixel-wise annotations and predefined classes. In this work, we present CLIP-S$^4$ that leverages self-supervised pixel representation learning and vision-language models…

Computer Vision and Pattern Recognition · Computer Science 2023-05-03 Wenbin He , Suphanut Jamonnak , Liang Gou , Liu Ren

To bridge the gap between supervised semantic segmentation and real-world applications that acquires one model to recognize arbitrary new concepts, recent zero-shot segmentation attracts a lot of attention by exploring the relationships…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Quande Liu , Youpeng Wen , Jianhua Han , Chunjing Xu , Hang Xu , Xiaodan Liang

Video segmentation aims at partitioning video sequences into meaningful segments based on objects or regions of interest within frames. Current video segmentation models are often derived from image segmentation techniques, which struggle…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Chen Liang , Qiang Guo , Xiaochao Qu , Luoqi Liu , Ting Liu

As a fundamental and extensively studied task in computer vision, image segmentation aims to locate and identify different semantic concepts at the pixel level. Recently, inspired by In-Context Learning (ICL), several generalist…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Wei Suo , Lanqing Lai , Mengyang Sun , Hanwang Zhang , Peng Wang , Yanning Zhang

Many educational organizations are employing instructional video in their pedagogy, but there is limited understanding of the possible presentation styles. In practice, the presentation style of video lectures ranges from a direct recording…

Computers and Society · Computer Science 2020-01-01 Konstantinos Chorianopoulos

We address the task of video chaptering, i.e., partitioning a long video timeline into semantic units and generating corresponding chapter titles. While relatively underexplored, automatic chaptering has the potential to enable efficient…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Lucas Ventura , Antoine Yang , Cordelia Schmid , Gül Varol

Page segmentation is a web page analysis process that divides a page into cohesive segments, such as sidebars, headers, and footers. Current page segmentation approaches use either the DOM, textual content, or rendering style information of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-23 Mohammad Bajammal , Ali Mesbah

We introduce the Lecture Video Visual Objects (LVVO) dataset, a new benchmark for visual object detection in educational video content. The dataset consists of 4,000 frames extracted from 245 lecture videos spanning biology, computer…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Dipayan Biswas , Shishir Shah , Jaspal Subhlok

Recent efforts in video reasoning segmentation (VRS) integrate large language models (LLMs) with perception models to localize and track objects via textual instructions, achieving barely satisfactory results in simple scenarios. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Rongkun Zheng , Lu Qi , Xi Chen , Yi Wang , Kun Wang , Yu Qiao , Hengshuang Zhao

Audio-visual learning, aimed at exploiting the relationship between audio and visual modalities, has drawn considerable attention since deep learning started to be used successfully. Researchers tend to leverage these two modalities either…

Computer Vision and Pattern Recognition · Computer Science 2020-01-15 Hao Zhu , Mandi Luo , Rui Wang , Aihua Zheng , Ran He

Using deep learning, we now have the ability to create exceptionally good semantic segmentation systems; however, collecting the prerequisite pixel-wise annotations for training images remains expensive and time-consuming. Therefore, it…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Aneesh Rangnekar , Christopher Kanan , Matthew Hoffman

Existing Video Object Segmentation (VOS) relies on explicit user instructions, such as categories, masks, or short phrases, restricting their ability to perform complex video segmentation requiring reasoning with world knowledge. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Cilin Yan , Haochen Wang , Shilin Yan , Xiaolong Jiang , Yao Hu , Guoliang Kang , Weidi Xie , Efstratios Gavves

This paper aims for the task of text-to-video retrieval, where given a query in the form of a natural-language sentence, it is asked to retrieve videos which are semantically relevant to the given query, from a great number of unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Jianfeng Dong , Yabing Wang , Xianke Chen , Xiaoye Qu , Xirong Li , Yuan He , Xun Wang

Endeavors have been made to explore Large Language Models for video analysis (Video-LLMs), particularly in understanding and interpreting long videos. However, existing Video-LLMs still face challenges in effectively integrating the rich…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Jungang Li , Sicheng Tao , Yibo Yan , Xiaojie Gu , Haodong Xu , Xu Zheng , Yuanhuiyi Lyu , Linfeng Zhang , Xuming Hu
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