中文
相关论文

相关论文: Shape Representation and Classification through Pa…

200 篇论文

We present the Universal Latent Homeomorphic Manifold (ULHM), a framework that unifies semantic representations (e.g., human descriptions, diagnostic labels) and observation-driven machine representations (e.g., pixel intensities, sensor…

图像与视频处理 · 电气工程与系统科学 2026-02-05 Tong Wu , Tayab Uddin Wara , Daniel Hernandez , Sidong Lei

We propose a novel method to reconstruct the 3D shapes of transparent objects using hand-held captured images under natural light conditions. It combines the advantage of explicit mesh and multi-layer perceptron (MLP) network, a hybrid…

计算机视觉与模式识别 · 计算机科学 2023-03-30 Jiamin Xu , Zihan Zhu , Hujun Bao , Weiwei Xu

Point clouds are a set of data points in space to represent the 3D geometry of objects. A fundamental step in the processing is to identify a subset of points to represent the shape. While traditional sampling methods often ignore to…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Pierre Onghena , Santiago Velasco-Forero , Beatriz Marcotegui

Shape from Polarization (SfP) estimates surface normals using photos captured at different polarizer rotations. Fundamentally, the SfP model assumes that light is reflected either diffusely or specularly. However, this model is not valid…

计算机视觉与模式识别 · 计算机科学 2016-06-14 Vage Taamazyan , Achuta Kadambi , Ramesh Raskar

This paper addresses the problem of 3D human body shape and pose estimation from RGB images. Some recent approaches to this task predict probability distributions over human body model parameters conditioned on the input images. This is…

计算机视觉与模式识别 · 计算机科学 2021-12-01 Akash Sengupta , Ignas Budvytis , Roberto Cipolla

In this paper we introduce a novel way to predict semantic information from sparse, single-shot LiDAR measurements in the context of autonomous driving. In particular, we fuse learned features from complementary representations. The…

计算机视觉与模式识别 · 计算机科学 2022-03-03 Frank Bieder , Maximilian Link , Simon Romanski , Haohao Hu , Christoph Stiller

Nowadays, more and more images are available. Annotation and retrieval of the images pose classification problems, where each class is defined as the group of database images labelled with a common semantic label. Various systems have been…

计算机视觉与模式识别 · 计算机科学 2025-01-17 Nur Shazwani Kamarudin , Mokhairi Makhtar , Syadiah Nor Wan Shamsuddin , Syed Abdullah Fadzli

This paper proposes a novel face recognition algorithm based on large-scale supervised hierarchical feature learning. The approach consists of two parts: hierarchical feature learning and large-scale model learning. The hierarchical feature…

计算机视觉与模式识别 · 计算机科学 2014-07-08 Jianguo Li , Yurong Chen

Designing a novel Local Binary Pattern (LBP) process usually relies heavily on human experts' knowledge and experience in the area. Even experts are often left with tedious episodes of trial and error until they identify an optimal LBP for…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Caroline Pacheco do Espirito Silva , Andrews Cordolino Sobral , Antoine Vacavant , Thierry Bouwmans , Felippe De Souza

A method for the local and global interpretation of a black-box model on the basis of the well-known generalized additive models is proposed. It can be viewed as an extension or a modification of the algorithm using the neural additive…

机器学习 · 计算机科学 2020-10-16 Andrei V. Konstantinov , Lev V. Utkin

Human pose and shape (HPS) estimation with lensless imaging is not only beneficial to privacy protection but also can be used in covert surveillance scenarios due to the small size and simple structure of this device. However, this task…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Haoyang Ge , Qiao Feng , Hailong Jia , Xiongzheng Li , Xiangjun Yin , You Zhou , Jingyu Yang , Kun Li

In this work, we propose a novel framework shape back-projection for computationally efficient point cloud processing in a probabilistic manner. The primary component of the technique is shape histogram and a back-projection procedure. The…

计算机视觉与模式识别 · 计算机科学 2021-01-19 Ashish Kumar , L. Behera

We propose a framework for extracting the bone surface from B-mode images employing the eigenspace minimum variance (ESMV) beamformer and a ridge detection method. We show that an ESMV beamformer with a rank-1 signal subspace can preserve…

医学物理 · 物理学 2016-09-07 Saeed Mehdizadeh , Sebastien Muller , Gabriel Kiss , Tonni F. Johansen , Sverre Holm

Among the representation learning, the low-rank representation (LRR) is one of the hot research topics in many fields, especially in image processing and pattern recognition. Although LRR can capture the global structure, the ability of…

计算机视觉与模式识别 · 计算机科学 2018-12-19 Hui Li , Xiao-Jun Wu

How to establish the matching (or corresponding) between two different 3D shapes is a classical problem. This paper focused on the research on shape mapping of 3D mesh models, and proposed a shape mapping algorithm based on Hidden Markov…

图形学 · 计算机科学 2017-07-31 Yong Wang , Huai-yu Wu

In this paper, we focus on the problem of category-level object pose estimation, which is challenging due to the large intra-category shape variation. 3D graph convolution (3D-GC) based methods have been widely used to extract local…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Linfang Zheng , Chen Wang , Yinghan Sun , Esha Dasgupta , Hua Chen , Ales Leonardis , Wei Zhang , Hyung Jin Chang

Beam prediction is critical for reducing beam-training overhead in millimeter-wave (mmWave) systems, especially in high-mobility vehicular scenarios. This paper presents a BEV-Fusion based framework that unifies camera, LiDAR, radar, and…

信号处理 · 电气工程与系统科学 2026-04-08 Jiaming Zeng , Cunhua Pan , Haoyang Weng , Ruijing Liu , Hong Ren , Jiangzhou Wang

Hyper spectral imaging is a remote sensing technology, providing variety of applications such as material identification, space object identification, planetary exploitation etc. It deals with capturing continuum of images of the earth…

数值分析 · 计算机科学 2015-03-24 Ankit Gupta , Ashish Oberoi

In this paper, we present a novel approach for image retrieval based on extraction of low level features using techniques such as Directional Binary Code, Haar Wavelet transform and Histogram of Oriented Gradients. The DBC texture…

计算机视觉与模式识别 · 计算机科学 2015-03-13 Nagaraja S. , Prabhakar C. J.

Pain management and severity detection are crucial for effective treatment, yet traditional self-reporting methods are subjective and may be unsuitable for non-verbal individuals (people with limited speaking skills). To address this…

计算机视觉与模式识别 · 计算机科学 2025-02-27 Aafaf Ridouan , Amine Bohi , Youssef Mourchid