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Retinal foundation models aim to learn generalizable representations from diverse retinal images, facilitating label-efficient model adaptation across various ophthalmic tasks. Despite their success, current retinal foundation models are…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Kai Yu , Yang Zhou , Yang Bai , Zhi Da Soh , Xinxing Xu , Rick Siow Mong Goh , Ching-Yu Cheng , Yong Liu

This paper addresses 6-DOF (degree-of-freedom) tactile localization, i.e. the pose estimation of tridimensional objects given tactile measurements. This estimation problem is fundamental for the operation of autonomous robots that are often…

机器人学 · 计算机科学 2025-09-16 Giulia Vezzani , Ugo Pattacini , Giorgio Battistelli , Luigi Chisci , Lorenzo Natale

Optimal Bayesian feature filtering (OBF) is a supervised screening method designed for biomarker discovery. In this article, we prove two major theoretical properties of OBF. First, optimal Bayesian feature selection under a general family…

机器学习 · 统计学 2019-09-10 Ali Foroughi pour , Lori A. Dalton

Traditional robust multi-objective optimization methods typically prioritize convergence while treating robustness as a secondary consideration. This approach can yield solutions that are not genuinely robust optimal under noise-affected…

计算工程、金融与科学 · 计算机科学 2025-12-01 Lihong Xu , Wenxiang Jiang

In contrast to supervised backpropagation-based feature learning in deep neural networks (DNNs), an unsupervised feedforward feature (UFF) learning scheme for joint classification and segmentation of 3D point clouds is proposed in this…

计算机视觉与模式识别 · 计算机科学 2020-09-04 Min Zhang , Pranav Kadam , Shan Liu , C. -C. Jay Kuo

This paper is concerned with the theoretical and computational development of a new class of nonlinear filtering algorithms called the optimal transport particle filters (OTPF). The algorithm is based on a recently introduced variational…

最优化与控制 · 数学 2023-04-04 Mohammad Al-Jarrah , Bamdad Hosseini , Amirhossein Taghvaei

A novel biologically motivated face recognition algorithm based on polar frequency is presented. Polar frequency descriptors are extracted from face images by Fourier-Bessel transform (FBT). Next, the Euclidean distance between all images…

计算机视觉与模式识别 · 计算机科学 2007-05-23 Yossi Zana , Roberto M. Cesar-JR

The Discriminative Correlation Filter (CF) uses a circulant convolution operation to provide several training samples for the design of a classifier that can distinguish the target from the background. The filter design may be interfered by…

计算机视觉与模式识别 · 计算机科学 2019-12-25 Fei Feng , Xiao-Jun Wu , Tianyang Xu , Josef Kittler , Xue-Feng Zhu

Current state-of-the-art deep learning based face recognition (FR) models require a large number of face identities for central training. However, due to the growing privacy awareness, it is prohibited to access the face images on user…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Chih-Ting Liu , Chien-Yi Wang , Shao-Yi Chien , Shang-Hong Lai

Structured pruning and quantization are promising approaches for reducing the inference time and memory footprint of neural networks. However, most existing methods require the original training dataset to fine-tune the model. This not only…

机器学习 · 计算机科学 2023-08-15 Shipeng Bai , Jun Chen , Xintian Shen , Yixuan Qian , Yong Liu

We propose a method to address challenges in unconstrained face detection, such as arbitrary pose variations and occlusions. First, a new image feature called Normalized Pixel Difference (NPD) is proposed. NPD feature is computed as the…

计算机视觉与模式识别 · 计算机科学 2015-09-08 Shengcai Liao , Anil K. Jain , Stan Z. Li

Atmospheric wavefront prediction based on previous wavefront sensor measurements can greatly enhance the performance of adaptive optics systems. We propose an optimal linear approach based on the Empirical Orthogonal Functions (EOF)…

天体物理仪器与方法 · 物理学 2017-07-04 Olivier Guyon , Jared Males

With efficient appearance learning models, Discriminative Correlation Filter (DCF) has been proven to be very successful in recent video object tracking benchmarks and competitions. However, the existing DCF paradigm suffers from two major…

计算机视觉与模式识别 · 计算机科学 2019-06-20 Tianyang Xu , Zhen-Hua Feng , Xiao-Jun Wu , Josef Kittler

Over these years, Correlation Filter-based Trackers (CFTs) have aroused increasing interests in the field of visual object tracking, and have achieved extremely compelling results in different competitions and benchmarks. In this paper, our…

计算机视觉与模式识别 · 计算机科学 2015-09-21 Zhe Chen , Zhibin Hong , Dacheng Tao

The optimal fusion of estimates in a Distributed Kalman Filter (DKF) requires tracking of the complete network error covariance, problematic in terms of memory and communication. A scalable alternative is to fuse estimates under unknown…

系统与控制 · 电气工程与系统科学 2022-06-14 Eduardo Sebastián , Eduardo Montijano , Carlos Sagüés

We present a new convolutional neural network-based time-series model. Typical convolutional neural network (CNN) architectures rely on the use of max-pooling operators in between layers, which leads to reduced resolution at the top layers.…

机器学习 · 统计学 2015-08-04 Roni Mittelman

In this paper, we focus on the fairness issues regarding unsupervised outlier detection. Traditional algorithms, without a specific design for algorithmic fairness, could implicitly encode and propagate statistical bias in data and raise…

机器学习 · 计算机科学 2021-06-10 Hanyu Song , Peizhao Li , Hongfu Liu

We propose a new Group Feature Selection method for Discriminative Correlation Filters (GFS-DCF) based visual object tracking. The key innovation of the proposed method is to perform group feature selection across both channel and spatial…

计算机视觉与模式识别 · 计算机科学 2019-08-05 Tianyang Xu , Zhen-Hua Feng , Xiao-Jun Wu , Josef Kittler

The current popular two-stream, two-stage tracking framework extracts the template and the search region features separately and then performs relation modeling, thus the extracted features lack the awareness of the target and have limited…

计算机视觉与模式识别 · 计算机科学 2022-12-21 Botao Ye , Hong Chang , Bingpeng Ma , Shiguang Shan , Xilin Chen

Although multi-view unsupervised feature selection (MUFS) has demonstrated success in dimensionality reduction for unlabeled multi-view data, most existing methods reduce feature redundancy by focusing on linear correlations among features…

机器学习 · 计算机科学 2026-01-30 Yalan Tan , Yanyong Huang , Zongxin Shen , Dongjie Wang , Fengmao Lv , Tianrui Li