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The acquisition of high-quality labeled synthetic aperture radar (SAR) data is challenging due to the demanding requirement for expert knowledge. Consequently, the presence of unreliable noisy labels is unavoidable, which results in…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Yimin Fu , Zhunga Liu , Dongxiu Guo , Longfei Wang

We propose real-time, six degrees of freedom (6DoF), 3D face pose estimation without face detection or landmark localization. We observe that estimating the 6DoF rigid transformation of a face is a simpler problem than facial landmark…

计算机视觉与模式识别 · 计算机科学 2021-05-20 Vítor Albiero , Xingyu Chen , Xi Yin , Guan Pang , Tal Hassner

For robots to operate robustly in the real world, they should be aware of their uncertainty. However, most methods for object pose estimation return a single point estimate of the object's pose. In this work, we propose two learned methods…

计算机视觉与模式识别 · 计算机科学 2021-05-21 Brian Okorn , Mengyun Xu , Martial Hebert , David Held

"Is it possible to predict expression levels of different genes at a given spatial location in the routine histology image of a tumor section by modeling its stain absorption characteristics?" In this work, we propose a "stain-aware"…

图像与视频处理 · 电气工程与系统科学 2021-08-27 Muhammad Dawood , Kim Branson , Nasir M. Rajpoot , Fayyaz ul Amir Afsar Minhas

Graph based semi-supervised learning (GSSL) has intuitive representation and can be improved by exploiting the matrix calculation. However, it has to perform iterative optimization to achieve a preset objective, which usually leads to low…

机器学习 · 计算机科学 2019-02-13 Ji Xu , Guoyin Wang

We introduce a new method for category-level pose estimation which produces a distribution over predicted poses by integrating 3D shape estimates from a generative object model with segmentation information. Given an input depth-image of an…

计算机视觉与模式识别 · 计算机科学 2019-05-30 Benjamin Burchfiel , George Konidaris

6-DoF pose estimation is a fundamental task in computer vision with wide-ranging applications in augmented reality and robotics. Existing single RGB-based methods often compromise accuracy due to their reliance on initial pose estimates and…

计算机视觉与模式识别 · 计算机科学 2025-03-10 Linqi Yang , Xiongwei Zhao , Qihao Sun , Ke Wang , Ao Chen , Peng Kang

Accurate 6D pose estimation of 3D objects is a fundamental task in computer vision, and current research typically predicts the 6D pose by establishing correspondences between 2D image features and 3D model features. However, these methods…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Junbo Li , Weimin Yuan , Yinuo Wang , Yue Zeng , Shihao Shu , Cai Meng , Xiangzhi Bai

Recently, a multitude of methods for image-to-image translation have demonstrated impressive results on problems such as multi-domain or multi-attribute transfer. The vast majority of such works leverages the strengths of adversarial…

计算机视觉与模式识别 · 计算机科学 2021-02-02 James Oldfield , Yannis Panagakis , Mihalis A. Nicolaou

We introduce GSVisLoc, a visual localization method designed for 3D Gaussian Splatting (3DGS) scene representations. Given a 3DGS model of a scene and a query image, our goal is to estimate the camera's position and orientation. We…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Fadi Khatib , Dror Moran , Guy Trostianetsky , Yoni Kasten , Meirav Galun , Ronen Basri

Face anti-spoofing (FAS) based on domain generalization (DG) has been recently studied to improve the generalization on unseen scenarios. Previous methods typically rely on domain labels to align the distribution of each domain for learning…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Qianyu Zhou , Ke-Yue Zhang , Taiping Yao , Xuequan Lu , Ran Yi , Shouhong Ding , Lizhuang Ma

Label distribution learning (LDL) is a paradigm that each sample is associated with a label distribution. At present, the existing approaches are proposed for the single-view LDL problem with labeled data, while the multi-view LDL problem…

机器学习 · 计算机科学 2025-10-17 Yanshan Xiao , Kaihong Wu , Bo Liu

Face segmentation is the task of densely labeling pixels on the face according to their semantics. While current methods place an emphasis on developing sophisticated architectures, use conditional random fields for smoothness, or rather…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Iacopo Masi , Joe Mathai , Wael AbdAlmageed

In this study, we introduce a multi-modal approach that efficiently integrates multi-scale clinical and dermoscopy features within a single network, thereby substantially reducing model parameters. The proposed method includes three novel…

图像与视频处理 · 电气工程与系统科学 2024-03-31 Peng Tang , Tobias Lasser

Distribution regression has recently attracted much interest as a generic solution to the problem of supervised learning where labels are available at the group level, rather than at the individual level. Current approaches, however, do not…

机器学习 · 统计学 2021-01-18 Ho Chung Leon Law , Danica J. Sutherland , Dino Sejdinovic , Seth Flaxman

The Gaussian splatting methods are getting popular. However, their loss function only contains the $\ell_1$ norm and the structural similarity between the rendered and input images, without considering the edges in these images. It is…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Yuanhao Gong

Existing LGL methods typically consider only partial information (e.g., geometric features) from LiDAR observations or are designed for homogeneous LiDAR sensors, overlooking the uniformity in LGL. In this work, a uniform LGL method is…

机器人学 · 计算机科学 2026-04-01 Hongming Shen , Xun Chen , Yulin Hui , Zhenyu Wu , Wei Wang , Qiyang Lyu , Tianchen Deng , Danwei Wang

Existing methods for speaker age estimation usually treat it as a multi-class classification or a regression problem. However, precise age identification remains a challenge due to label ambiguity, \emph{i.e.}, utterances from adjacent age…

声音 · 计算机科学 2022-02-24 Shijing Si , Jianzong Wang , Junqing Peng , Jing Xiao

3D human pose estimation from 2D images is a challenging problem due to depth ambiguity and occlusion. Because of these challenges the task is underdetermined, where there exists multiple -- possibly infinite -- poses that are plausible…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Francis Snelgar , Ming Xu , Stephen Gould , Liang Zheng , Akshay Asthana

We introduce a novel edge tracing algorithm using Gaussian process regression. Our edge-based segmentation algorithm models an edge of interest using Gaussian process regression and iteratively searches the image for edge pixels in a…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Jamie Burke , Stuart King