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Traditional 2D pose estimation models are limited by their category-specific design, making them suitable only for predefined object categories. This restriction becomes particularly challenging when dealing with novel objects due to the…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Or Hirschorn , Shai Avidan

In this work, we propose a novel unsupervised deep learning model to address multi-focus image fusion problem. First, we train an encoder-decoder network in unsupervised manner to acquire deep feature of input images. And then we utilize…

计算机视觉与模式识别 · 计算机科学 2020-09-25 Boyuan Ma , Xiaojuan Ban , Haiyou Huang , Yu Zhu

Iris recognition technology, used to identify individuals by photographing the iris of their eye, has become popular in security applications because of its ease of use, accuracy, and safety in controlling access to high-security areas.…

人工智能 · 计算机科学 2010-07-05 Ujwalla Gawande , Mukesh Zaveri , Avichal Kapur

Monocular 3D object detection offers a cost-effective solution for autonomous driving but suffers from ill-posed depth and limited field of view. These constraints cause a lack of geometric cues and reduced accuracy in occluded or truncated…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Sunghun Yang , Minhyeok Lee , Jungho Lee , Sangyoun Lee

Human keypoint detection from a single image is very challenging due to occlusion, blur, illumination and scale variance of person instances. In this paper, we find that context information plays an important role in addressing these…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Jing Zhang , Zhe Chen , Dacheng Tao

This paper presents a new approach for filter design based on stochastic distances and tests between distributions. A window is defined around each pixel, overlapping samples are compared and only those which pass a goodness-of-fit test are…

信息论 · 计算机科学 2013-08-30 Leonardo Torres , Tamer Cavalcante , Alejandro C. Frery

Small objects detection is a challenging task in computer vision due to its limited resolution and information. In order to solve this problem, the majority of existing methods sacrifice speed for improvement in accuracy. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2018-11-28 Guimei Cao , Xuemei Xie , Wenzhe Yang , Quan Liao , Guangming Shi , Jinjian Wu

Face morphing attack detection is a challenging task. Automatic classification methods and manual inspection are realised in automatic border control gates to detect morphing attacks. Understanding how a machine learning system can detect…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Juan Tapia , Christoph Busch

Many typical applications of object detection operate within a prescribed false-positive range. In this situation the performance of a detector should be assessed on the basis of the area under the ROC curve over that range, rather than…

计算机视觉与模式识别 · 计算机科学 2015-06-30 Sakrapee Paisitkriangkrai , Chunhua Shen , Anton van den Hengel

A computer-aided detection (CADe) system for the identification of microcalcification clusters in digital mammograms has been developed. It is mainly based on the application of wavelet transforms for image filtering and neural networks for…

医学物理 · 物理学 2009-04-15 P. Delogu , M. E. Fantacci , A. Retico , A. Stefanini , A. Tata

The problem of learning a sparse model is conceptually interpreted as the process of identifying active features/samples and then optimizing the model over them. Recently introduced safe screening allows us to identify a part of non-active…

机器学习 · 统计学 2016-02-09 Atsushi Shibagaki , Masayuki Karasuyama , Kohei Hatano , Ichiro Takeuchi

Human visual perception naturally evaluates image quality across multiple scales, a hierarchical process that existing blind image quality assessment (BIQA) algorithms struggle to replicate effectively. This limitation stems from a…

计算机视觉与模式识别 · 计算机科学 2026-02-13 Runze Hu , Zihao Huang , Xudong Li , Bohan Fu , Yan Zhang , Sicheng Zhao

Part-level features are crucial for image understanding, but few studies focus on them because of the lack of fine-grained labels. Although unsupervised part discovery can eliminate the reliance on labels, most of them cannot maintain…

计算机视觉与模式识别 · 计算机科学 2025-07-17 Jiahao Xia , Yike Wu , Wenjian Huang , Jianguo Zhang , Jian Zhang

State-of-the-art self-supervised learning approaches for monocular depth estimation usually suffer from scale ambiguity. They do not generalize well when applied on distance estimation for complex projection models such as in fisheye and…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Varun Ravi Kumar , Marvin Klingner , Senthil Yogamani , Stefan Milz , Tim Fingscheidt , Patrick Maeder

Ensemble methods for classification and clustering have been effectively used for decades, while ensemble learning for outlier detection has only been studied recently. In this work, we design a new ensemble approach for outlier detection…

机器学习 · 计算机科学 2016-09-20 Shebuti Rayana , Wen Zhong , Leman Akoglu

We present safe active incremental feature selection~(SAIF) to scale up the computation of LASSO solutions. SAIF does not require a solution from a heavier penalty parameter as in sequential screening or updating the full model for each…

机器学习 · 计算机科学 2018-06-20 Shaogang Ren , Jianhua Z. Huang , Shuai Huang , Xiaoning Qian

The challenges in feature selection, particularly in balancing model accuracy, interpretability, and computational efficiency, remain a critical issue in advancing machine learning methodologies. To address these complexities, this study…

机器学习 · 计算机科学 2026-01-06 Nachiket Kapure , Harsh Joshi , Parul Kumari , Rajeshwari Mistri , Manasi Mali

Object detection generally requires sliding-window classifiers in tradition or anchor box based predictions in modern deep learning approaches. However, either of these approaches requires tedious configurations in boxes. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Wei Liu , Irtiza Hasan , Shengcai Liao

Recent advancements in foundation models, such as the Segment Anything Model (SAM), have shown strong performance in various vision tasks, particularly image segmentation, due to their impressive zero-shot segmentation capabilities.…

计算机视觉与模式识别 · 计算机科学 2025-05-12 Pengfei Gu , Haoteng Tang , Islam A. Ebeid , Jose A. Nunez , Fabian Vazquez , Diego Adame , Marcus Zhan , Huimin Li , Bin Fu , Danny Z. Chen

Feature pyramid has been an efficient method to extract features at different scales. Development over this method mainly focuses on aggregating contextual information at different levels while seldom touching the inter-level correlation in…

计算机视觉与模式识别 · 计算机科学 2020-05-08 Xinjiang Wang , Shilong Zhang , Zhuoran Yu , Litong Feng , Wayne Zhang