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With the advent of powerful, light-weight 3D LiDARs, they have become the hearth of many navigation and SLAM algorithms on various autonomous systems. Pointcloud registration methods working with unstructured pointclouds such as ICP are…

Robotics · Computer Science 2021-04-13 Dominic Streiff , Lukas Bernreiter , Florian Tschopp , Marius Fehr , Roland Siegwart

Determining accurate bird's eye view (BEV) positions of objects and tracks in a scene is vital for various perception tasks including object interactions mapping, scenario extraction etc., however, the level of supervision required to…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Paridhi Singh , Gaurav Singh , Arun Kumar

Existing 3D semantic segmentation methods rely on point-wise or voxel-wise feature descriptors to output segmentation predictions. However, these descriptors are often supervised at point or voxel level, leading to segmentation models that…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Bo Sun , Qixing Huang , Xiangru Huang

We present an unsupervised approach for learning to estimate three dimensional (3D) facial structure from a single image while also predicting 3D viewpoint transformations that match a desired pose and facial geometry. We achieve this by…

Computer Vision and Pattern Recognition · Computer Science 2018-12-27 Joel Ruben Antony Moniz , Christopher Beckham , Simon Rajotte , Sina Honari , Christopher Pal

All that structure from motion algorithms "see" are sets of 2D points. We show that these impoverished views of the world can be faked for the purpose of reconstructing objects in challenging settings, such as from a single image, or from a…

Computer Vision and Pattern Recognition · Computer Science 2014-11-25 João Carreira , Abhishek Kar , Shubham Tulsiani , Jitendra Malik

3D shape editing is widely used in a range of applications such as movie production, computer games and computer aided design. It is also a popular research topic in computer graphics and computer vision. In past decades, researchers have…

Graphics · Computer Science 2021-03-03 Yu-Jie Yuan , Yu-Kun Lai , Tong Wu , Lin Gao , Ligang Liu

By providing substantial amounts of data and standardized evaluation protocols, datasets in computer vision have helped fuel advances across all areas of visual recognition. But even in light of breakthrough results on recent benchmarks, it…

Computer Vision and Pattern Recognition · Computer Science 2018-07-06 Brandon RichardWebster , Samuel E. Anthony , Walter J. Scheirer

Deep learning has achieved remarkable results in 3D shape analysis by learning global shape features from the pixel-level over multiple views. Previous methods, however, compute low-level features for entire views without considering…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Zhizhong Han , Xinhai Liu , Yu-Shen Liu , Matthias Zwicker

Recent vision-only perception models for autonomous driving achieved promising results by encoding multi-view image features into Bird's-Eye-View (BEV) space. A critical step and the main bottleneck of these methods is transforming image…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Jiayu Yang , Enze Xie , Miaomiao Liu , Jose M. Alvarez

Data visualizations summarize high-dimensional distributions in two or three dimensions. Dimensionality reduction entails a loss of information, and what is preserved differs between methods. Existing methods preserve the local or the…

Computation · Statistics 2021-07-05 Andrew D Zaharia , Anish S Potnis , Alexander Walther , Nikolaus Kriegeskorte

Visual recognition and vision based retrieval of objects from large databases are tasks with a wide spectrum of potential applications. In this paper we propose a novel recognition method from video sequences suitable for retrieval from…

Computer Vision and Pattern Recognition · Computer Science 2016-03-22 Warren Rieutort-Louis , Ognjen Arandjelovic

We present a learning framework that learns to recover the 3D shape, pose and texture from a single image, trained on an image collection without any ground truth 3D shape, multi-view, camera viewpoints or keypoint supervision. We approach…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Shubham Goel , Angjoo Kanazawa , Jitendra Malik

In recent years, 3D vision has become a crucial field within computer vision, powering a wide range of applications such as autonomous driving, robotics, augmented reality, and medical imaging. This field relies on accurate perception,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Zhen Wang , Dongyuan Li , Yaozu Wu , Tianyu He , Jiang Bian , Renhe Jiang

We introduce KeypointDeformer, a novel unsupervised method for shape control through automatically discovered 3D keypoints. We cast this as the problem of aligning a source 3D object to a target 3D object from the same object category. Our…

Computer Vision and Pattern Recognition · Computer Science 2021-04-23 Tomas Jakab , Richard Tucker , Ameesh Makadia , Jiajun Wu , Noah Snavely , Angjoo Kanazawa

Object recognition is a key function in both human and machine vision. While recent studies have achieved fMRI decoding of seen and imagined contents, the prediction is limited to training examples. We present a decoding approach for…

Neurons and Cognition · Quantitative Biology 2016-09-28 Tomoyasu Horikawa , Yukiyasu Kamitani

Aiming at inferring 3D shapes from 2D images, 3D shape reconstruction has drawn huge attention from researchers in computer vision and deep learning communities. However, it is not practical to assume that 2D input images and their…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Yi-Lun Liao , Yao-Cheng Yang , Yu-Chiang Frank Wang

We present a classification based approach for the next best view selection and show how we can plausibly obtain a supervisory signal for this task. The proposed approach is end-to-end trainable and aims to get the best possible 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-12-04 Kumar Ashutosh , Saurabh Kumar , Subhasis Chaudhuri

View based strategies for 3D object recognition have proven to be very successful. The state-of-the-art methods now achieve over 90% correct category level recognition performance on appearance images. We improve upon these methods by…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Chu Wang , Marcello Pelillo , Kaleem Siddiqi

Many state-of-the art visualization techniques must be tailored to the specific type of dataset, its modality (CT, MRI, etc.), the recorded object or anatomical region (head, spine, abdomen, etc.) and other parameters related to the data…

Graphics · Computer Science 2009-06-15 Dženan Zukić , Christof Rezk-Salama , Andreas Kolb

In this work, we tackle the challenging problem of category-level object pose and size estimation from a single depth image. Although previous fully-supervised works have demonstrated promising performance, collecting ground-truth pose…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Yisheng He , Haoqiang Fan , Haibin Huang , Qifeng Chen , Jian Sun