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It is well known that the quality and quantity of training data are significant factors which affect the development and performance of machine intelligence algorithms. Without representative data, neither scientists nor algorithms would be…

Machine Learning · Computer Science 2019-01-08 Georgios Mastorakis

Large-scale annotated datasets allow AI systems to learn from and build upon the knowledge of the crowd. Many crowdsourcing techniques have been developed for collecting image annotations. These techniques often implicitly rely on the fact…

Human-Computer Interaction · Computer Science 2016-10-07 Gunnar A. Sigurdsson , Olga Russakovsky , Ali Farhadi , Ivan Laptev , Abhinav Gupta

Recent methods for visual question answering rely on large-scale annotated datasets. Manual annotation of questions and answers for videos, however, is tedious, expensive and prevents scalability. In this work, we propose to avoid manual…

Computer Vision and Pattern Recognition · Computer Science 2022-05-12 Antoine Yang , Antoine Miech , Josef Sivic , Ivan Laptev , Cordelia Schmid

With the rapid advancement in video generation, people can conveniently use video generation models to create videos tailored to their specific desires. As a result, there are also growing concerns about the potential misuse of video…

Cryptography and Security · Computer Science 2025-07-08 Yan Pang , Baicheng Chen , Yang Zhang , Tianhao Wang

Computer vision has a great potential to help our daily lives by searching for lost keys, watering flowers or reminding us to take a pill. To succeed with such tasks, computer vision methods need to be trained from real and diverse examples…

Computer Vision and Pattern Recognition · Computer Science 2016-07-28 Gunnar A. Sigurdsson , Gül Varol , Xiaolong Wang , Ali Farhadi , Ivan Laptev , Abhinav Gupta

Video generation models (VGMs) have demonstrated the capability to synthesize high-quality output. It is important to understand their potential to produce unsafe content, such as violent or terrifying videos. In this work, we provide a…

Cryptography and Security · Computer Science 2024-07-18 Yan Pang , Aiping Xiong , Yang Zhang , Tianhao Wang

Large language models (LLMs) have been increasingly applied to automated harmful content detection tasks, assisting moderators in identifying policy violations and improving the overall efficiency and accuracy of content review. However,…

Computation and Language · Computer Science 2025-08-14 Kangwei Liu , Siyuan Cheng , Bozhong Tian , Xiaozhuan Liang , Yuyang Yin , Meng Han , Ningyu Zhang , Bryan Hooi , Xi Chen , Shumin Deng

Human perception is at the core of lossy video compression and yet, it is challenging to collect data that is sufficiently dense to drive compression. In perceptual quality assessment, human feedback is typically collected as a single…

Image and Video Processing · Electrical Eng. & Systems 2022-05-10 Evgenya Pergament , Pulkit Tandon , Kedar Tatwawadi , Oren Rippel , Lubomir Bourdev , Bruno Olshausen , Tsachy Weissman , Sachin Katti , Alexander G. Anderson

Language models trained on large-scale unfiltered datasets curated from the open web acquire systemic biases, prejudices, and harmful views from their training data. We present a methodology for programmatically identifying and removing…

Computation and Language · Computer Science 2021-11-30 Helen Ngo , Cooper Raterink , João G. M. Araújo , Ivan Zhang , Carol Chen , Adrien Morisot , Nicholas Frosst

Perceiving text is crucial to understand semantics of outdoor scenes and hence is a critical requirement to build intelligent systems for driver assistance and self-driving. Most of the existing datasets for text detection and recognition…

Computer Vision and Pattern Recognition · Computer Science 2020-05-20 Sangeeth Reddy , Minesh Mathew , Lluis Gomez , Marcal Rusinol , Dimosthenis Karatzas. , C. V. Jawahar

Detecting hate speech in online content is essential to ensuring safer digital spaces. While significant progress has been made in text and meme modalities, video-based hate speech detection remains under-explored, hindered by a lack of…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Han Wang , Rui Yang Tan , Roy Ka-Wei Lee

Unlike conventional videos, 360{\deg} videos give freedom to users to turn their heads, watch and interact with the content owing to its immersive spherical environment. Although these movements are arbitrary, similarities can be observed…

Multimedia · Computer Science 2021-05-14 Amaya Dharmasiri , Chamara Kattadige , Vincent Zhang , Kanchana Thilakarathna

We introduce a new task, Video-and-Language Inference, for joint multimodal understanding of video and text. Given a video clip with aligned subtitles as premise, paired with a natural language hypothesis based on the video content, a model…

Computer Vision and Pattern Recognition · Computer Science 2020-03-27 Jingzhou Liu , Wenhu Chen , Yu Cheng , Zhe Gan , Licheng Yu , Yiming Yang , Jingjing Liu

A movie's key moments stand out of the screenplay to grab an audience's attention and make movie browsing efficient. But a lack of annotations makes the existing approaches not applicable to movie key moment detection. To get rid of human…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Lezi Wang , Dong Liu , Rohit Puri , Dimitris N. Metaxas

Movies reflect society and also hold power to transform opinions. Social biases and stereotypes present in movies can cause extensive damage due to their reach. These biases are not always found to be the need of storyline but can creep in…

Large-scale datasets have played a significant role in progress of neural network and deep learning areas. YouTube-8M is such a benchmark dataset for general multi-label video classification. It was created from over 7 million YouTube…

Machine Learning · Statistics 2017-06-27 Zhenzhen Zhong , Shujiao Huang , Cheng Zhan , Licheng Zhang , Zhiwei Xiao , Chang-Chun Wang , Pei Yang

We present a human-and-model-in-the-loop process for dynamically generating datasets and training better performing and more robust hate detection models. We provide a new dataset of ~40,000 entries, generated and labelled by trained…

Computation and Language · Computer Science 2021-06-04 Bertie Vidgen , Tristan Thrush , Zeerak Waseem , Douwe Kiela

Videos are a commonly-used type of content in learning during Web search. Many e-learning platforms provide quality content, but sometimes educational videos are long and cover many topics. Humans are good in extracting important sections…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Junaid Ahmed Ghauri , Sherzod Hakimov , Ralph Ewerth

We introduce CameraBench, a large-scale dataset and benchmark designed to assess and improve camera motion understanding. CameraBench consists of ~3,000 diverse internet videos, annotated by experts through a rigorous multi-stage quality…

Computer Vision and Pattern Recognition · Computer Science 2025-09-01 Zhiqiu Lin , Siyuan Cen , Daniel Jiang , Jay Karhade , Hewei Wang , Chancharik Mitra , Tiffany Ling , Yuhan Huang , Sifan Liu , Mingyu Chen , Rushikesh Zawar , Xue Bai , Yilun Du , Chuang Gan , Deva Ramanan

Dark humor often relies on subtle cultural nuances and implicit cues that require contextual reasoning to interpret, posing safety challenges that current static benchmarks fail to capture. To address this, we introduce a novel multimodal,…

Computation and Language · Computer Science 2026-03-20 Ahmed Sharshar , Hosam Elgendy , Saad El Dine Ahmed , Yasser Rohaim , Yuxia Wang