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相关论文: A method for nose-tip based 3D face registration u…

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In this paper we present a novel approach that takes as input a 3D image and gives as output its pose i.e. it tells whether the face is oriented with respect the X, Y or Z axes with angles of rotation up to 40 degree. All the experiments…

计算机视觉与模式识别 · 计算机科学 2013-09-16 Parama Bagchi , Debotosh Bhattacharjee , Mita Nasipuri , Dipak Kumar Basu

In this paper, we propose a new approach that takes as input a 3D face image across X, Y and Z axes as well as both Y and X axes and gives output as its pose i.e. it tells whether the face is oriented with respect the X, Y or Z axes or is…

计算机视觉与模式识别 · 计算机科学 2013-09-19 Parama Bagchi , Debotosh Bhattacharjee , Mita Nasipuri , Dipak Kumar Basu

This paper is based on an application of smoothing of 3D face images followed by feature detection i.e. detecting the nose tip. The present method uses a weighted mesh median filtering technique for smoothing. In this present smoothing…

计算机视觉与模式识别 · 计算机科学 2013-09-19 Parama Bagchi , Debotosh Bhattacharjee , Mita Nasipuri , Dipak Kumar Basu

In this paper we present a novel method that combines a HK curvature-based approach for three-dimensional (3D) face detection in different poses (X-axis, Y-axis and Z-axis). Salient face features, such as the eyes and nose, are detected…

计算机视觉与模式识别 · 计算机科学 2013-09-19 Parama Bagchi , Debotosh Bhattacharjee , Mita Nasipuri , Dipak Kumar Basu

With the advancement in the digital camera technology, the use of high resolution images and videos has been widespread in the modern society. In particular, image and video frame registration is frequently applied in computer graphics and…

图形学 · 计算机科学 2020-04-24 Chun Pang Yung , Gary P. T. Choi , Ke Chen , Lok Ming Lui

We presented a 2D/3D MV image registration method based on a Convolutional Neural Network. Most of the traditional image registration method intensity-based, which use optimization algorithms to maximize the similarity between to images.…

计算机视觉与模式识别 · 计算机科学 2018-11-30 Hector N. B. Pinheiro , Tsang Ing Ren , Stefan Scheib , Armel Rosselet , Stefan Thieme-Marti

3-D image registration, which involves aligning two or more images, is a critical step in a variety of medical applications from diagnosis to therapy. Image registration is commonly performed by optimizing an image matching metric as a cost…

计算机视觉与模式识别 · 计算机科学 2016-12-01 Rui Liao , Shun Miao , Pierre de Tournemire , Sasa Grbic , Ali Kamen , Tommaso Mansi , Dorin Comaniciu

Accurate registration of 2D imagery with point clouds is a key technology for image-LiDAR point cloud fusion, camera to laser scanner calibration and camera localization. Despite continuous improvements, automatic registration of 2D and 3D…

计算机视觉与模式识别 · 计算机科学 2019-12-13 Huai Yu , Weikun Zhen , Wen Yang , Sebastian Scherer

Robust and accurate 2D/3D registration, which aligns preoperative models with intraoperative images of the same anatomy, is crucial for successful interventional navigation. To mitigate the challenge of a limited field of view in…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Yuxin Cui , Rui Song , Yibin Li , Max Q. -H. Meng , Zhe Min

Image registration has traditionally been done using two distinct approaches: learning based methods, relying on robust deep neural networks, and optimization-based methods, applying complex mathematical transformations to warp images…

计算机视觉与模式识别 · 计算机科学 2024-01-22 Gabriel De Araujo , Shanlin Sun , Xiaohui Xie

Fusing live fluoroscopy images with a 3D rotational reconstruction of the vasculature allows to navigate endovascular devices in minimally invasive neuro-vascular treatment, while reducing the usage of harmful iodine contrast medium. The…

计算机视觉与模式识别 · 计算机科学 2021-06-30 Robert Homan , René van Rijsselt , Daniel Ruijters

In this work, we propose a self-supervised learning method for affine image registration on 3D medical images. Unlike optimisation-based methods, our affine image registration network (AIRNet) is designed to directly estimate the…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Evelyn Chee , Zhenzhou Wu

Real-time robotic grasping, supporting a subsequent precise object-in-hand operation task, is a priority target towards highly advanced autonomous systems. However, such an algorithm which can perform sufficiently-accurate grasping with…

计算机视觉与模式识别 · 计算机科学 2021-11-12 Tuan-Tang Le , Trung-Son Le , Yu-Ru Chen , Joel Vidal , Chyi-Yeu Lin

In this paper, we propose a robust 3D face recognition system which can handle pose as well as occlusions in real world. The system at first takes as input, a 3D range image, simultaneously registers it using ICP(Iterative Closest Point)…

计算机视觉与模式识别 · 计算机科学 2014-08-19 Parama Bagchi , Debotosh Bhattacharjee , Mita Nasipuri

In this paper, a method for Automatic Image Registration (AIR) through histogram is proposed. Automatic image registration is one of the crucial steps in the analysis of remotely sensed data. A new acquired image must be transformed, using…

计算机视觉与模式识别 · 计算机科学 2014-02-25 V. Karthikeyan

With an aim to increase the capture range and accelerate the performance of state-of-the-art inter-subject and subject-to-template 3D registration, we propose deep learning-based methods that are trained to find the 3D position of…

计算机视觉与模式识别 · 计算机科学 2018-08-21 Seyed Sadegh Mohseni Salehi , Shadab Khan , Deniz Erdogmus , Ali Gholipour

This paper presents an approach to fast image registration through probabilistic pixel sampling. We propose a practical scheme to leverage the benefits of two state-of-the-art pixel sampling approaches: gradient magnitude based pixel…

计算机视觉与模式识别 · 计算机科学 2020-10-07 Boris N. Oreshkin , Tal Arbel

We present Dynamic Neural Portraits, a novel approach to the problem of full-head reenactment. Our method generates photo-realistic video portraits by explicitly controlling head pose, facial expressions and eye gaze. Our proposed…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Michail Christos Doukas , Stylianos Ploumpis , Stefanos Zafeiriou

This paper presents a novel algorithm named Direct Simultaneous Registration (DSR) that registers a collection of 3D images in a simultaneous fashion without specifying any reference image, feature extraction and matching, or information…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Zhehua Mao , Liang Zhao , Shoudong Huang , Yiting Fan , Alex Pui-Wai Lee

As a fundamental problem in computer vision, 3D point cloud registration (PCR) aims to seek the optimal pose to align a point cloud pair. In this paper, we present a 3D registration method with maximal cliques (MAC). The key insight is to…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Xiyu Zhang , Jiaqi Yang , Shikun Zhang , Yanning Zhang
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