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Body-worn cameras are now commonly used for logging daily life, sports, and law enforcement activities, creating a large volume of archived footage. This paper studies the problem of classifying frames of footage according to the activity…

图像与视频处理 · 电气工程与系统科学 2019-04-22 Honglin Chen , Hao Li , Alexander Song , Matt Haberland , Osman Akar , Adam Dhillon , Tiankuang Zhou , Andrea L. Bertozzi , P. Jeffrey Brantingham

Video quality assessment (VQA) is an important problem in computer vision. The videos in computer vision applications are usually captured in the wild. We focus on automatically assessing the quality of in-the-wild videos, which is a…

计算机视觉与模式识别 · 计算机科学 2021-02-11 Dingquan Li , Tingting Jiang , Ming Jiang

With the proliferation of algorithmic decision-making, increased scrutiny has been placed on these systems. This paper explores the relationship between the quality of the training data and the overall fairness of the models trained with…

计算机视觉与模式识别 · 计算机科学 2023-05-03 Aki Barry , Lei Han , Gianluca Demartini

Due to the scale of social video sharing, User Generated Content (UGC) is getting more attention from academia and industry. To facilitate compression-related research on UGC, YouTube has released a large-scale dataset. The initial dataset…

多媒体 · 计算机科学 2020-02-28 Joong Gon Yim , Yilin Wang , Neil Birkbeck , Balu Adsumilli

Short-video platforms show an increasing impact on people's daily lives nowadays, with billions of active users spending plenty of time each day. The interactions between users and online platforms give rise to many scientific problems…

多媒体 · 计算机科学 2025-02-11 Yu Shang , Chen Gao , Nian Li , Yong Li

Because falls are funny, YouTube and other video sharing sites contain a large repository of real-life falls. We propose extracting gait and balance information from these videos to help us better understand some of the factors that…

计算机视觉与模式识别 · 计算机科学 2016-10-27 Babak Taati , Pranay Lohia , Avril Mansfield , Ahmed Ashraf

The finding that very large networks can be trained efficiently and reliably has led to a paradigm shift in computer vision from engineered solutions to learning formulations. As a result, the research challenge shifts from devising…

计算机视觉与模式识别 · 计算机科学 2018-03-23 Nikolaus Mayer , Eddy Ilg , Philipp Fischer , Caner Hazirbas , Daniel Cremers , Alexey Dosovitskiy , Thomas Brox

Good models require good training data. For overparameterized deep models, the causal relationship between training data and model predictions is increasingly opaque and poorly understood. Influence analysis partially demystifies training's…

机器学习 · 计算机科学 2024-04-02 Zayd Hammoudeh , Daniel Lowd

Imitation learning field requires expert data to train agents in a task. Most often, this learning approach suffers from the absence of available data, which results in techniques being tested on its dataset. Creating datasets is a…

机器学习 · 计算机科学 2024-03-04 Nathan Gavenski , Michael Luck , Odinaldo Rodrigues

We address the problem of learning a single model for person re-identification, attribute classification, body part segmentation, and pose estimation. With predictions for these tasks we gain a more holistic understanding of persons, which…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Kilian Pfeiffer , Alexander Hermans , István Sárándi , Mark Weber , Bastian Leibe

Whether future AI models are fair, trustworthy, and aligned with the public's interests rests in part on our ability to collect accurate data about what we want the models to do. However, collecting high-quality data is difficult, and few…

人机交互 · 计算机科学 2024-07-23 Stephanie Eckman , Barbara Plank , Frauke Kreuter

Training large language models (LLMs) for external tool usage is a rapidly expanding field, with recent research focusing on generating synthetic data to address the shortage of available data. However, the absence of systematic data…

机器学习 · 计算机科学 2024-09-27 Shadi Iskander , Nachshon Cohen , Zohar Karnin , Ori Shapira , Sofia Tolmach

This paper discusses an approach with machine-learning probability models to evaluate the difference between good and bad data quality in a dataset. A decision tree algorithm is used to predict data quality based on no domain knowledge of…

机器学习 · 计算机科学 2020-09-16 Allen ONeill

Human trajectory prediction has received increased attention lately due to its importance in applications such as autonomous vehicles and indoor robots. However, most existing methods make predictions based on human-labeled trajectories and…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Rui Yu , Zihan Zhou

Meta-learning is increasingly used to support the recommendation of machine learning algorithms and their configurations. Such recommendations are made based on meta-data, consisting of performance evaluations of algorithms on prior…

A critical bottleneck hindering further advancement in embodied AI and robotics is the challenge of scaling robot data. To address this, the field of learning robot manipulation skills from human video data has attracted rapidly growing…

机器人学 · 计算机科学 2026-05-01 Junyi Ma , Erhang Zhang , Haoran Yang , Ditao Li , Chenyang Xu , Guangming Wang , Hesheng Wang

Automatic image description systems are commonly trained and evaluated using crowdsourced, human-generated image descriptions. The best-performing system is then determined using some measure of similarity to the reference data (BLEU,…

计算与语言 · 计算机科学 2020-06-17 Emiel van Miltenburg

Enabling robots to learn novel visuomotor skills in a data-efficient manner remains an unsolved problem with myriad challenges. A popular paradigm for tackling this problem is through leveraging large unlabeled datasets that have many…

机器人学 · 计算机科学 2023-05-16 Maximilian Du , Suraj Nair , Dorsa Sadigh , Chelsea Finn

The aim of video summarization is to shorten videos automatically while retaining the key information necessary to convey the overall story. Video summarization methods mainly rely on visual factors, such as visual consecutiveness and…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Jia-Hong Huang , Chao-Han Huck Yang , Pin-Yu Chen , Min-Hung Chen , Marcel Worring

As the number of applications that use machine learning algorithms increases, the need for labeled data useful for training such algorithms intensifies. Getting labels typically involves employing humans to do the annotation, which directly…

机器学习 · 计算机科学 2013-07-16 Alexandros Ntoulas , Omar Alonso , Vasilis Kandylas