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Advances in Artificial Intelligence are challenged by the biases rooted in the datasets used to train the models. In image geolocation estimation, models are mostly trained using data from specific geographic regions, notably the Western…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Ximena Salgado Uribe , Martí Bosch , Jérôme Chenal

For an AI system to be reliable, the confidence it expresses in its decisions must match its accuracy. To assess the degree of match, examples are typically binned by confidence and the per-bin mean confidence and accuracy are compared.…

Machine Learning · Computer Science 2022-02-14 Rebecca Roelofs , Nicholas Cain , Jonathon Shlens , Michael C. Mozer

This paper investigates the accuracy of bootstrap-based bias correction of persistence measures for long memory fractionally integrated processes. The bootstrap method is based on the semi-parametric sieve approach, with the dynamics in the…

Methodology · Statistics 2016-03-08 Simone D. Grose , Gael M. Martin , Donald S. Poskitt

In the field of human pose estimation, regression-based methods have been dominated in terms of speed, while heatmap-based methods are far ahead in terms of performance. How to take advantage of both schemes remains a challenging problem.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Suhang Ye , Yingyi Zhang , Jie Hu , Liujuan Cao , Shengchuan Zhang , Lei Shen , Jun Wang , Shouhong Ding , Rongrong Ji

Estimating human pose from video is a task that receives considerable attention due to its applicability in numerous 3D fields. The complexity of prior knowledge of human body movements poses a challenge to neural network models in the task…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Wenshuo Chen , Xiang Zhou , Zhengdi Yu , Weixi Gu , Kai Zhang

Human pose estimation aims at locating the specific joints of humans from the images or videos. While existing deep learning-based methods have achieved high positioning accuracy, they often struggle with generalization in occlusion…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Gangtao Han , Chunxiao Song , Song Wang , Hao Wang , Enqing Chen , Guanghui Wang

Pose estimation refers to tracking a human's full body posture, including their head, torso, arms, and legs. The problem is challenging in practical settings where the number of body sensors are limited. Past work has shown promising…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Sahil Bhandary Karnoor , Romit Roy Choudhury

This paper proposes a method for hand pose estimation from RGB images that uses both external large-scale depth image datasets and paired depth and RGB images as privileged information at training time. We show that providing depth…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Shanxin Yuan , Bjorn Stenger , Tae-Kyun Kim

Modern object detectors take advantage of rectangular bounding boxes as a conventional way to represent objects. When it comes to fisheye images, rectangular boxes involve more background noise rather than semantic information. Although…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Xihan Wang , Xi Xu , Yu Gao , Yi Yang , Yufeng Yue , Mengyin Fu

Accurate inference of human intent enables human-robot collaboration without constraining human control or causing conflicts between humans and robots. We present GUIDER (Global User Intent Dual-phase Estimation for Robots), a probabilistic…

Robotics · Computer Science 2025-07-15 Cesar Alan Contreras , Manolis Chiou , Alireza Rastegarpanah , Michal Szulik , Rustam Stolkin

3D human pose and shape estimation (HPE) aims to reconstruct the 3D human body, face, and hands from a single image. Although powerful deep learning models have achieved accurate estimation in this task, they require enormous memory and…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Zhiteng Li , Yulun Zhang , Jing Lin , Haotong Qin , Jinjin Gu , Xin Yuan , Linghe Kong , Xiaokang Yang

Iris recognition has emerged as one of the most accurate and convenient biometric for the human identification and has been increasingly employed in a wide range of e-security applications. The quality of iris images acquired at-a-distance…

Computer Vision and Pattern Recognition · Computer Science 2020-01-07 Kuo Wang , Ajay Kumar

The optimal fingerprinting method for detection and attribution of climate change is based on a multiple regression where each covariate has measurement error whose covariance matrix is the same as that of the regression error up to a known…

Methodology · Statistics 2025-05-08 Yan Li , Kun Chen , Jun Yan , Xuebin Zhang

Compressive-sensing-based uncertainty quantification methods have become a pow- erful tool for problems with limited data. In this work, we use the sliced inverse regression (SIR) method to provide an initial guess for the alternating…

Numerical Analysis · Mathematics 2018-09-11 Xiu Yang , Weixuan Li , Alexandre Tartakovsky

Introduction of Convolutional Neural Networks has improved results on almost every image-based problem and Content-Based Image Retrieval is not an exception. But the CNN features, being rotation invariant, creates problems to build a…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 Subhadip Maji , Smarajit Bose

In all applications in digital communications, it is crucial for an estimator to be unbiased. Although so-called soft feedback is widely employed in many different fields of engineering, typically the biased estimate is used. In this paper,…

Information Theory · Computer Science 2018-02-21 Susanne Sparrer , Robert F. H. Fischer

Model-based 3D pose and shape estimation methods reconstruct a full 3D mesh for the human body by estimating several parameters. However, learning the abstract parameters is a highly non-linear process and suffers from image-model…

Computer Vision and Pattern Recognition · Computer Science 2022-04-28 Jiefeng Li , Chao Xu , Zhicun Chen , Siyuan Bian , Lixin Yang , Cewu Lu

Human gaze is known to be an intention-revealing signal in human demonstrations of tasks. In this work, we use gaze cues from human demonstrators to enhance the performance of agents trained via three popular imitation learning methods --…

Machine Learning · Computer Science 2021-04-23 Akanksha Saran , Ruohan Zhang , Elaine Schaertl Short , Scott Niekum

Increased usage of automated tools like deep learning in medical image segmentation has alleviated the bottleneck of manual contouring. This has shifted manual labour to quality assessment (QA) of automated contours which involves detecting…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Prerak Mody , Nicolas F. Chaves-de-Plaza , Chinmay Rao , Eleftheria Astrenidou , Mischa de Ridder , Nienke Hoekstra , Klaus Hildebrandt , Marius Staring

Explaining a classification result produced by an image- and video-classification model is one of the important but challenging issues in computer vision. Many methods have been proposed for producing heat-map--based explanations for this…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Atsushi Kikuchi , Kotaro Uchida , Masaki Waga , Kohei Suenaga