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Related papers: Lumi\`ereNet: Lecture Video Synthesis from Audio

200 papers

Humans can robustly recognize and localize objects by using visual and/or auditory cues. While machines are able to do the same with visual data already, less work has been done with sounds. This work develops an approach for scene…

Sound · Computer Science 2022-03-01 Dengxin Dai , Arun Balajee Vasudevan , Jiri Matas , Luc Van Gool

In this paper, we teach machines to understand visuals and natural language by learning the mapping between sentences and noisy video snippets without explicit annotations. Firstly, we define a self-supervised learning framework that…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Yujie Zhong , Linhai Xie , Sen Wang , Lucia Specia , Yishu Miao

We present a new model DrNET that learns disentangled image representations from video. Our approach leverages the temporal coherence of video and a novel adversarial loss to learn a representation that factorizes each frame into a…

Machine Learning · Computer Science 2024-03-15 Remi Denton , Vighnesh Birodkar

The increasing amount of online videos brings several opportunities for training self-supervised neural networks. The creation of large scale datasets of videos such as the YouTube-8M allows us to deal with this large amount of data in…

Information Retrieval · Computer Science 2018-01-09 Didac Surís , Amanda Duarte , Amaia Salvador , Jordi Torres , Xavier Giró-i-Nieto

The success of deep learning models has led to their adaptation and adoption by prominent video understanding methods. The majority of these approaches encode features in a joint space-time modality for which the inner workings and learned…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Alexandros Stergiou , Nikos Deligiannis

Unsupervised learning of depth from indoor monocular videos is challenging as the artificial environment contains many textureless regions. Fortunately, the indoor scenes are full of specific structures, such as planes and lines, which…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Hualie Jiang , Laiyan Ding , Junjie Hu , Rui Huang

Current methods for learning visually grounded language from videos often rely on text annotation, such as human generated captions or machine generated automatic speech recognition (ASR) transcripts. In this work, we introduce the…

We create a family of powerful video models which are able to: (i) learn interactions between semantic object information and raw appearance and motion features, and (ii) deploy attention in order to better learn the importance of features…

Computer Vision and Pattern Recognition · Computer Science 2020-08-19 Michael S. Ryoo , AJ Piergiovanni , Juhana Kangaspunta , Anelia Angelova

Existing works address the problem of generating high frame-rate sharp videos by separately learning the frame deblurring and frame interpolation modules. Most of these approaches have a strong prior assumption that all the input frames are…

Computer Vision and Pattern Recognition · Computer Science 2020-09-03 Akash Gupta , Abhishek Aich , Amit K. Roy-Chowdhury

Most organisms including humans function by coordinating and integrating sensory signals with motor actions to survive and accomplish desired tasks. Learning these complex sensorimotor mappings proceeds simultaneously and often in an…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-26 Yashish M. Siriwardena , Carol Espy-Wilson , Shihab Shamma

This paper presents a novel approach for lecture video indexing using a boosted deep convolutional neural network system. The indexing is performed by matching high quality slide images, for which text is either known or extracted, to lower…

Computer Vision and Pattern Recognition · Computer Science 2017-12-05 Di Ma , Xi Zhang , Xu Ouyang , Gady Agam

Document layout comprises both structural and visual (eg. font-sizes) information that is vital but often ignored by machine learning models. The few existing models which do use layout information only consider textual contents, and…

Computation and Language · Computer Science 2021-04-20 Te-Lin Wu , Cheng Li , Mingyang Zhang , Tao Chen , Spurthi Amba Hombaiah , Michael Bendersky

In video denoising, the adjacent frames often provide very useful information, but accurate alignment is needed before such information can be harnassed. In this work, we present a multi-alignment network, which generates multiple flow…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Yaping Zhao , Haitian Zheng , Zhongrui Wang , Jiebo Luo , Edmund Y. Lam

We propose a new deep network for audio event recognition, called AENet. In contrast to speech, sounds coming from audio events may be produced by a wide variety of sources. Furthermore, distinguishing them often requires analyzing an…

Multimedia · Computer Science 2017-01-05 Naoya Takahashi , Michael Gygli , Luc Van Gool

Correspondences between frames encode rich information about dynamic content in videos. However, it is challenging to effectively capture and learn those due to their irregular structure and complex dynamics. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Xingyu Liu , Joon-Young Lee , Hailin Jin

We propose a cross-media lecture-on-demand system, in which users can selectively view specific segments of lecture videos by submitting text queries. Users can easily formulate queries by using the textbook associated with a target…

Computation and Language · Computer Science 2007-05-23 Atsushi Fujii , Katunobu Itou , Tomoyosi Akiba , Tetsuya Ishikawa

For immersive applications, the generation of binaural sound that matches its visual counterpart is crucial to bring meaningful experiences to people in a virtual environment. Recent studies have shown the possibility of using neural…

Sound · Computer Science 2023-05-22 Francesc Lluís , Vasileios Chatziioannou , Alex Hofmann

With the increasing number of online learning material in the web, search for specific content in lecture videos can be time consuming. Therefore, automatic slide extraction from the lecture videos can be helpful to give a brief overview of…

Computer Vision and Pattern Recognition · Computer Science 2022-02-09 Aline Sindel , Abner Hernandez , Seung Hee Yang , Vincent Christlein , Andreas Maier

We capitalize on large amounts of readily-available, synchronous data to learn a deep discriminative representations shared across three major natural modalities: vision, sound and language. By leveraging over a year of sound from video and…

Computer Vision and Pattern Recognition · Computer Science 2017-06-06 Yusuf Aytar , Carl Vondrick , Antonio Torralba

Video summarisation can be posed as the task of extracting important parts of a video in order to create an informative summary of what occurred in the video. In this paper we introduce SummaryNet as a supervised learning framework for…

Computer Vision and Pattern Recognition · Computer Science 2020-02-24 Ziyad Jappie , David Torpey , Turgay Celik