English
Related papers

Related papers: Characterizing Video Question Answering with Spars…

200 papers

This paper presents a novel approach for reduced-reference video quality assessment (VQA), developed as part of the recent VQA Grand Challenge. Our method leverages low-level complexity and structural information from reference and test…

Multimedia · Computer Science 2025-06-12 Amritha Premkumar , Prajit T Rajendran , Vignesh V Menon

Recent vision-language models are driven by large-scale pretrained models. However, adapting pretrained models on limited data presents challenges such as overfitting, catastrophic forgetting, and the cross-modal gap between vision and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Deniz Engin , Yannis Avrithis

Video summarization aims to automatically generate a diverse and concise summary which is useful in large-scale video processing. Most of the methods tend to adopt self-attention mechanism across video frames, which fails to model the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Yingchao Pan , Ouhan Huang , Qinghao Ye , Zhongjin Li , Wenjiang Wang , Guodun Li , Yuxing Chen

Previous research on word embeddings has shown that sparse representations, which can be either learned on top of existing dense embeddings or obtained through model constraints during training time, have the benefit of increased…

Computation and Language · Computer Science 2018-09-26 Valentin Trifonov , Octavian-Eugen Ganea , Anna Potapenko , Thomas Hofmann

The performance of trained neural networks is robust to harsh levels of pruning. Coupled with the ever-growing size of deep learning models, this observation has motivated extensive research on learning sparse models. In this work, we focus…

Machine Learning · Computer Science 2022-11-29 Jose Gallego-Posada , Juan Ramirez , Akram Erraqabi , Yoshua Bengio , Simon Lacoste-Julien

The growth of videos in our digital age and the users' limited time raise the demand for processing untrimmed videos to produce shorter versions conveying the same information. Despite the remarkable progress that summarization methods have…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Washington Ramos , Michel Silva , Edson Araujo , Victor Moura , Keller Oliveira , Leandro Soriano Marcolino , Erickson R. Nascimento

Traditional neural network-driven inpainting methods struggle to deliver high-quality results within the constraints of mobile device processing power and memory. Our research introduces an innovative approach to optimize memory usage by…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Hoyoung Kim , Azimbek Khudoyberdiev , Seonghwan Jeong , Jihoon Ryoo

Large Multimodal Models (LMMs) uniformly perceive video frames, creating computational inefficiency for videos with inherently varying temporal information density. This paper present \textbf{Quicksviewer}, an LMM with new perceiving…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Ji Qi , Yuan Yao , Yushi Bai , Bin Xu , Juanzi Li , Zhiyuan Liu , Tat-Seng Chua

Video consumption is being shifted from sit-and-watch to selective skimming. Existing video player interfaces, however, only provide indirect manipulation to support this emerging behavior. Video summarization alleviates this issue to some…

Multimedia · Computer Science 2017-08-24 Haojian Jin , Yale Song , Koji Yatani

The goal of video summarization is to automatically shorten videos such that it conveys the overall story without losing relevant information. In many application scenarios, improper video summarization can have a large impact. For example…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Jia-Hong Huang , Chao-Han Huck Yang , Pin-Yu Chen , Min-Hung Chen , Marcel Worring

In this paper, we address the problem of unsupervised video summarization that automatically extracts key-shots from an input video. Specifically, we tackle two critical issues based on our empirical observations: (i) Ineffective feature…

Computer Vision and Pattern Recognition · Computer Science 2018-11-27 Yunjae Jung , Donghyeon Cho , Dahun Kim , Sanghyun Woo , In So Kweon

We present a general approach to video understanding, inspired by semantic transfer techniques that have been successfully used for 2D image analysis. Our method considers a video to be a 1D sequence of clips, each one associated with its…

Computer Vision and Pattern Recognition · Computer Science 2017-04-18 Dotan Kaufman , Gil Levi , Tal Hassner , Lior Wolf

Transformers have recently been popular for learning and inference in the spatial-temporal domain. However, their performance relies on storing and applying attention to the feature tensor of each frame in video. Hence, their space and time…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Hung Nguyen , Chanho Kim , Fuxin Li

Developing video captioning models is computationally expensive. The dynamic nature of video also complicates the design of multimodal models that can effectively caption these sequences. However, we find that by using minimal computational…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Chunhui Zhang , Yiren Jian , Zhongyu Ouyang , Soroush Vosoughi

We propose a self-supervised method for learning motion-focused video representations. Existing approaches minimize distances between temporally augmented videos, which maintain high spatial similarity. We instead propose to learn…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Fida Mohammad Thoker , Hazel Doughty , Cees Snoek

Given the features of a video, recurrent neural networks can be used to automatically generate a caption for the video. Existing methods for video captioning have at least three limitations. First, semantic information has been widely…

Computer Vision and Pattern Recognition · Computer Science 2021-02-15 Haoran Chen , Ke Lin , Alexander Maye , Jianming Li , Xiaolin Hu

Existing long video retrieval systems are trained and tested in the paragraph-to-video retrieval regime, where every long video is described by a single long paragraph. This neglects the richness and variety of possible valid descriptions…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Matthew Gwilliam , Michael Cogswell , Meng Ye , Karan Sikka , Abhinav Shrivastava , Ajay Divakaran

Video summarization is a crucial research area that aims to efficiently browse and retrieve relevant information from the vast amount of video content available today. With the exponential growth of multimedia data, the ability to extract…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Hai-Dang Huynh-Lam , Ngoc-Phuong Ho-Thi , Minh-Triet Tran , Trung-Nghia Le

Despite impressive high-level video comprehension, multimodal language models struggle with spatial reasoning across time and space. While current spatial training approaches rely on real-world video data, obtaining diverse footage with…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Ellis Brown , Arijit Ray , Ranjay Krishna , Ross Girshick , Rob Fergus , Saining Xie

Techniques exploiting the sparsity of images in a transform domain have been effective for various applications in image and video processing. Transform learning methods involve cheap computations and have been demonstrated to perform well…

Computer Vision and Pattern Recognition · Computer Science 2017-10-04 Bihan Wen , Saiprasad Ravishankar , Yoram Bresler