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Analyzing complex scenes with Deep Neural Networks is a challenging task, particularly when images contain multiple objects that partially occlude each other. Existing approaches to image analysis mostly process objects independently and do…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Xiaoding Yuan , Adam Kortylewski , Yihong Sun , Alan Yuille

State-of-the-art single depth image-based 3D hand pose estimation methods are based on dense predictions, including voxel-to-voxel predictions, point-to-point regression, and pixel-wise estimations. Despite the good performance, those…

计算机视觉与模式识别 · 计算机科学 2020-07-13 Linpu Fang , Xingyan Liu , Li Liu , Hang Xu , Wenxiong Kang

We propose a learning-based method that solves monocular stereo and can be extended to fuse depth information from multiple target frames. Given two unconstrained images from a monocular camera with known intrinsic calibration, our network…

计算机视觉与模式识别 · 计算机科学 2019-09-13 Kaixuan Wang , Shaojie Shen

Deep learning provides a new avenue for image restoration, which demands a delicate balance between fine-grained details and high-level contextualized information during recovering the latent clear image. In practice, however, existing…

计算机视觉与模式识别 · 计算机科学 2021-09-09 Man Zhou , Zeyu Xiao , Xueyang Fu , Aiping Liu , Gang Yang , Zhiwei Xiong

Interpreting complex deep networks, notably pre-trained vision-language models (VLMs), is a formidable challenge. Current Class Activation Map (CAM) methods highlight regions revealing the model's decision-making basis but lack clear…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Yuguang Yang , Runtang Guo , Sheng Wu , Yimi Wang , Linlin Yang , Bo Fan , Jilong Zhong , Juan Zhang , Baochang Zhang

We introduce a novel method for robust and accurate 3D object pose estimation from a single color image under large occlusions. Following recent approaches, we first predict the 2D projections of 3D points related to the target object and…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Markus Oberweger , Mahdi Rad , Vincent Lepetit

Over the past few years, single-view 3D face reconstruction methods can produce beautiful 3D models. Nevertheless,the input of these works is unobstructed faces.We describe a system designed to reconstruct convincing face texture in the…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Dapeng Zhao , Yue Qi

Accurately describing and detecting 2D and 3D keypoints is crucial to establishing correspondences across images and point clouds. Despite a plethora of learning-based 2D or 3D local feature descriptors and detectors having been proposed,…

计算机视觉与模式识别 · 计算机科学 2021-07-30 Bing Wang , Changhao Chen , Zhaopeng Cui , Jie Qin , Chris Xiaoxuan Lu , Zhengdi Yu , Peijun Zhao , Zhen Dong , Fan Zhu , Niki Trigoni , Andrew Markham

Dense geometric matching determines the dense pixel-wise correspondence between a source and support image corresponding to the same 3D structure. Prior works employ an encoder of transformer blocks to correlate the two-frame features.…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Shengjie Zhu , Xiaoming Liu

We propose a novel direct sparse visual odometry formulation. It combines a fully direct probabilistic model (minimizing a photometric error) with consistent, joint optimization of all model parameters, including geometry -- represented as…

计算机视觉与模式识别 · 计算机科学 2016-10-10 Jakob Engel , Vladlen Koltun , Daniel Cremers

Most visual odometry algorithm for a monocular camera focuses on points, either by feature matching, or direct alignment of pixel intensity, while ignoring a common but important geometry entity: edges. In this paper, we propose an odometry…

计算机视觉与模式识别 · 计算机科学 2017-03-21 Shichao Yang , Sebastian Scherer

We present a method that can recognize new objects and estimate their 3D pose in RGB images even under partial occlusions. Our method requires neither a training phase on these objects nor real images depicting them, only their CAD models.…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Van Nguyen Nguyen , Yinlin Hu , Yang Xiao , Mathieu Salzmann , Vincent Lepetit

We present angle-uniform parallel coordinates, a data-independent technique that deforms the image plane of parallel coordinates so that the angles of linear relationships between two variables are linearly mapped along the horizontal axis…

图形学 · 计算机科学 2023-04-12 Kaiyi Zhang , Liang Zhou , Lu Chen , Shitong He , Daniel Weiskopf , Yunhai Wang

We present a novel method for predicting accurate depths from monocular images with high efficiency. This optimal efficiency is achieved by exploiting wavelet decomposition, which is integrated in a fully differentiable encoder-decoder…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Michaël Ramamonjisoa , Michael Firman , Jamie Watson , Vincent Lepetit , Daniyar Turmukhambetov

Modeling the distribution of natural images is a landmark problem in unsupervised learning. This task requires an image model that is at once expressive, tractable and scalable. We present a deep neural network that sequentially predicts…

计算机视觉与模式识别 · 计算机科学 2016-08-22 Aaron van den Oord , Nal Kalchbrenner , Koray Kavukcuoglu

The goal of this paper is to compare surface-based and volumetric 3D object shape representations, as well as viewer-centered and object-centered reference frames for single-view 3D shape prediction. We propose a new algorithm for…

计算机视觉与模式识别 · 计算机科学 2018-06-13 Daeyun Shin , Charless C. Fowlkes , Derek Hoiem

In this paper we propose an approach for computing multiple high-quality near-isometric dense correspondences between a pair of 3D shapes. Our method is fully automatic and does not rely on user-provided landmarks or descriptors. This…

图形学 · 计算机科学 2020-09-11 Jing Ren , Simone Melzi , Maks Ovsjanikov , Peter Wonka

We consider the problem of depth estimation from a single monocular image in this work. It is a challenging task as no reliable depth cues are available, e.g., stereo correspondences, motions, etc. Previous efforts have been focusing on…

计算机视觉与模式识别 · 计算机科学 2015-10-01 Fayao Liu , Chunhua Shen , Guosheng Lin

Accurately perceiving location and scene is crucial for autonomous driving and mobile robots. Recent advances in deep learning have made it possible to learn egomotion and depth from monocular images in a self-supervised manner, without…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Hao Qu , Lilian Zhang , Xiaoping Hu , Xiaofeng He , Xianfei Pan , Changhao Chen

Topological correctness plays a critical role in many image segmentation tasks, yet most networks are trained using pixel-wise loss functions, such as Dice, neglecting topological accuracy. Existing topology-aware methods often lack robust…

计算机视觉与模式识别 · 计算机科学 2025-04-21 Laurin Lux , Alexander H. Berger , Alexander Weers , Nico Stucki , Daniel Rueckert , Ulrich Bauer , Johannes C. Paetzold