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This paper proposes a sparse Bayesian treatment of deep neural networks (DNNs) for system identification. Although DNNs show impressive approximation ability in various fields, several challenges still exist for system identification…

Systems and Control · Electrical Eng. & Systems 2022-06-02 Hongpeng Zhou , Chahine Ibrahim , Wei Xing Zheng , Wei Pan

We propose a novel camera-based DNN method for 3D lane detection with uncertainty estimation. Our method is based on a semi-local, BEV, tile representation that breaks down lanes into simple lane segments. It combines learning a parametric…

Computer Vision and Pattern Recognition · Computer Science 2020-03-12 Netalee Efrat , Max Bluvstein , Noa Garnett , Dan Levi , Shaul Oron , Bat El Shlomo

Detecting 3D keypoints with semantic consistency is widely used in many scenarios such as pose estimation, shape registration and robotics. Currently, most unsupervised 3D keypoint detection methods focus on the rigid-body objects. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Chengkai Hou , Zhengrong Xue , Bingyang Zhou , Jinghan Ke , Lin Shao , Huazhe Xu

Deep Convolutional Neural Networks (CNNs) have been successfully deployed on robots for 6-DoF object pose estimation through visual perception. However, obtaining labeled data on a scale required for the supervised training of CNNs is a…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Rohan Pratap Singh , Mehdi Benallegue , Yusuke Yoshiyasu , Fumio Kanehiro

Keypoints are what enable Structure-from-Motion (SfM) systems to scale to thousands of images. However, designing a keypoint detection objective is a non-trivial task, as SfM is non-differentiable. Typically, an auxiliary objective…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Johan Edstedt , Georg Bökman , Mårten Wadenbäck , Michael Felsberg

Seam carving is a computational method capable of resizing images for both reduction and expansion based on its content, instead of the image geometry. Although the technique is mostly employed to deal with redundant information, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Thierry P. Moreira , Marcos Cleison S. Santana , Leandro A. Passos João Paulo Papa , Kelton Augusto P. da Costa

Deep neural networks (DNNs) have been widely applied to solve real-world regression problems. However, selecting optimal network structures remains a significant challenge. This study addresses this issue by linking neuron selection in DNNs…

Computation · Statistics 2025-09-30 Noah Yi-Ting Hung , Li-Hsiang Lin , Vince D. Calhoun

Ongoing advancements in the fields of 3D modelling and digital archiving have led to an outburst in the amount of data stored digitally. Consequently, several retrieval systems have been developed depending on the type of data stored in…

Computer Vision and Pattern Recognition · Computer Science 2021-07-21 Bharadwaj Manda , Shubham Dhayarkar , Sai Mitheran , V. K. Viekash , Ramanathan Muthuganapathy

Accurate cone localization in 3D space is essential in autonomous racing for precise navigation around the track. Approaches that rely on traditional computer vision algorithms are sensitive to environmental variations, and neural networks…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Mariia Baidachna , James Carty , Aidan Ferguson , Joseph Agrane , Varad Kulkarni , Aubrey Agub , Michael Baxendale , Aaron David , Rachel Horton , Elliott Atkinson

3D object detection in point clouds is important for autonomous driving systems. A primary challenge in 3D object detection stems from the sparse distribution of points within the 3D scene. Existing high-performance methods typically employ…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Gang Zhang , Junnan Chen , Guohuan Gao , Jianmin Li , Xiaolin Hu

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

The most difficult task in machine learning is to interpret trained shallow neural networks. Deep neural networks (DNNs) provide impressive results on a larger number of tasks, but it is generally still unclear how decisions are made by…

Machine Learning · Computer Science 2022-07-19 Satyam Kumar , Vadlamani Ravi

This work addresses the challenge of sub-pixel accuracy in detecting 2D local features, a cornerstone problem in computer vision. Despite the advancements brought by neural network-based methods like SuperPoint and ALIKED, these modern…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Shinjeong Kim , Marc Pollefeys , Daniel Barath

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

In this work, we present a novel data-driven method for robust 6DoF object pose estimation from a single RGBD image. Unlike previous methods that directly regressing pose parameters, we tackle this challenging task with a keypoint-based…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Yisheng He , Wei Sun , Haibin Huang , Jianran Liu , Haoqiang Fan , Jian Sun

Concept unlearning in diffusion models is hampered by feature splitting, where concepts are distributed across many latent features, making their removal challenging and computationally expensive. We introduce SAEmnesia, a supervised sparse…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Enrico Cassano , Riccardo Renzulli , Marco Nurisso , Mirko Zaffaroni , Alan Perotti , Marco Grangetto

Crowdsourced 3D CAD models are becoming easily accessible online, and can potentially generate an infinite number of training images for almost any object category.We show that augmenting the training data of contemporary Deep Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2015-10-13 Xingchao Peng , Baochen Sun , Karim Ali , Kate Saenko

Applying deep neural networks to 3D point cloud processing has attracted increasing attention due to its advanced performance in many areas, such as AR/VR, autonomous driving, and robotics. However, as neural network models and 3D point…

Computer Vision and Pattern Recognition · Computer Science 2024-07-03 Kaixin Xu , Qingtian Feng , Hao Chen , Zhe Wang , Xue Geng , Xulei Yang , Min Wu , Xiaoli Li , Weisi Lin

Analyzing large-scale text corpora is a core challenge in machine learning, crucial for tasks like identifying undesirable model behaviors or biases in training data. Current methods often rely on costly LLM-based techniques (e.g.…

Artificial Intelligence · Computer Science 2025-12-12 Nick Jiang , Xiaoqing Sun , Lisa Dunlap , Lewis Smith , Neel Nanda

Scientific archives now contain hundreds of petabytes of data across genomics, ecology, climate, and molecular biology that could reveal undiscovered patterns if systematically analyzed at scale. Large-scale, weakly-supervised datasets in…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Samuel Stevens , Jacob Beattie , Tanya Berger-Wolf , Yu Su