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Learning interpretable representations of visual data is an important challenge, to make machines' decisions understandable to humans and to improve generalisation outside of the training distribution. To this end, we propose a deep…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Marian Longa , João F. Henriques

Datasets collected from the open world unavoidably suffer from various forms of randomness or noiseness, leading to the ubiquity of aleatoric (data) uncertainty. Quantifying such uncertainty is particularly pivotal for object detection,…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Peng Cui , Guande He , Dan Zhang , Zhijie Deng , Yinpeng Dong , Jun Zhu

We propose a self-supervised approach for learning representations and robotic behaviors entirely from unlabeled videos recorded from multiple viewpoints, and study how this representation can be used in two robotic imitation settings:…

计算机视觉与模式识别 · 计算机科学 2018-03-21 Pierre Sermanet , Corey Lynch , Yevgen Chebotar , Jasmine Hsu , Eric Jang , Stefan Schaal , Sergey Levine

Internet of things (IoT) devices are becoming increasingly popular thanks to many new services and applications they offer. However, in addition to their many benefits, they raise privacy concerns since they share fine-grained time-series…

信息论 · 计算机科学 2020-06-25 Ecenaz Erdemir , Pier Luigi Dragotti , Deniz Gunduz

Recently, temporal action localization (TAL) has garnered significant interest in information retrieval community. However, existing supervised/weakly supervised methods are heavily dependent on extensive labeled temporal boundaries and…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Yupeng Hu , Han Jiang , Hao Liu , Kun Wang , Haoyu Tang , Liqiang Nie

With powerful parallel computing GPUs and massive user data, neural-network-based deep learning can well exert its strong power in problem modeling and solving, and has archived great success in many applications such as image…

密码学与安全 · 计算机科学 2019-10-28 Lingchen Zhao , Qian Wang , Qin Zou , Yan Zhang , Yanjiao Chen

In an era of widespread web scraping, unlearnable dataset methods have the potential to protect data privacy by preventing deep neural networks from generalizing. But in addition to a number of practical limitations that make their use…

机器学习 · 计算机科学 2023-11-09 Pedro Sandoval-Segura , Vasu Singla , Jonas Geiping , Micah Goldblum , Tom Goldstein

Large and well-annotated datasets are essential for advancing deep learning applications, however often costly or impossible to obtain by a single entity. In many areas, including the medical domain, approaches relying on data sharing have…

机器学习 · 计算机科学 2024-08-02 Francesco Di Salvo , David Tafler , Sebastian Doerrich , Christian Ledig

Temporal cues in videos provide important information for recognizing actions accurately. However, temporal-discriminative features can hardly be extracted without using an annotated large-scale video action dataset for training. This paper…

计算机视觉与模式识别 · 计算机科学 2020-08-06 Jinpeng Wang , Yiqi Lin , Andy J. Ma , Pong C. Yuen

Analytics on video recorded by cameras in public areas have the potential to fuel many exciting applications, but also pose the risk of intruding on individuals' privacy. Unfortunately, existing solutions fail to practically resolve this…

密码学与安全 · 计算机科学 2021-06-24 Frank Cangialosi , Neil Agarwal , Venkat Arun , Junchen Jiang , Srinivas Narayana , Anand Sarwate , Ravi Netravali

Video Temporal Grounding (VTG), which aims to ground target clips from videos (such as consecutive intervals or disjoint shots) according to custom language queries (e.g., sentences or words), is key for video browsing on social media. Most…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Kevin Qinghong Lin , Pengchuan Zhang , Joya Chen , Shraman Pramanick , Difei Gao , Alex Jinpeng Wang , Rui Yan , Mike Zheng Shou

Recent work has demonstrated the successful extraction of training data from generative language models. However, it is not evident whether such extraction is feasible in text classification models since the training objective is to predict…

计算与语言 · 计算机科学 2022-06-10 Adel Elmahdy , Huseyin A. Inan , Robert Sim

Several unsupervised and self-supervised approaches have been developed in recent years to learn visual features from large-scale unlabeled datasets. Their main drawback however is that these methods are hardly able to recognize visual…

计算机视觉与模式识别 · 计算机科学 2022-06-08 Alessandra Alfani , Federico Becattini , Lorenzo Seidenari , Alberto Del Bimbo

Making evidence based decisions requires data. However for real-world applications, the privacy of data is critical. Using synthetic data which reflects certain statistical properties of the original data preserves the privacy of the…

机器学习 · 计算机科学 2021-05-28 Varun Chandrasekaran , Darren Edge , Somesh Jha , Amit Sharma , Cheng Zhang , Shruti Tople

This paper introduces a novel approach to video object detection detection and tracking on Unmanned Aerial Vehicles (UAVs). By incorporating metadata, the proposed approach creates a memory map of object locations in actual world…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Benjamin Kiefer , Yitong Quan , Andreas Zell

Deep-Learning-based video recognition has shown promising improvements along with the development of large-scale datasets and spatiotemporal network architectures. In image recognition, learning spatially invariant features is a key factor…

计算机视觉与模式识别 · 计算机科学 2020-08-14 Taeoh Kim , Hyeongmin Lee , MyeongAh Cho , Ho Seong Lee , Dong Heon Cho , Sangyoun Lee

Large Language Models are typically trained on datasets collected from the web, which may inadvertently contain harmful or sensitive personal information. To address growing privacy concerns, unlearning methods have been proposed to remove…

机器学习 · 计算机科学 2025-10-23 Xiaoyu Wu , Yifei Pang , Terrance Liu , Zhiwei Steven Wu

The problem of estimating subjective visual properties from image and video has attracted increasing interest. A subjective visual property is useful either on its own (e.g. image and video interestingness) or as an intermediate…

计算机视觉与模式识别 · 计算机科学 2015-07-28 Yanwei Fu , Timothy M. Hospedales , Tao Xiang , Jiechao Xiong , Shaogang Gong , Yizhou Wang , Yuan Yao

We propose a new "Unbiased through Textual Description (UTD)" video benchmark based on unbiased subsets of existing video classification and retrieval datasets to enable a more robust assessment of video understanding capabilities. Namely,…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Nina Shvetsova , Arsha Nagrani , Bernt Schiele , Hilde Kuehne , Christian Rupprecht

We investigate privacy-preserving, video-based action recognition in deep learning, a problem with growing importance in smart camera applications. A novel adversarial training framework is formulated to learn an anonymization transform for…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Zhenyu Wu , Haotao Wang , Zhaowen Wang , Hailin Jin , Zhangyang Wang