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Related papers: D2D: Keypoint Extraction with Describe to Detect A…

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The learning to defer (L2D) framework allows autonomous systems to be safe and robust by allocating difficult decisions to a human expert. All existing work on L2D assumes that each expert is well-identified, and if any expert were to…

Machine Learning · Computer Science 2024-05-14 Dharmesh Tailor , Aditya Patra , Rajeev Verma , Putra Manggala , Eric Nalisnick

Despite the promising results, existing oriented object detection methods usually involve heuristically designed rules, e.g., RRoI generation, rotated NMS. In this paper, we propose an end-to-end framework for oriented object detection,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Qiang Zhou , Chaohui Yu , Zhibin Wang , Fan Wang

Accurately assessing image complexity (IC) is critical for computer vision, yet most existing methods rely solely on visual features and often neglect high-level semantic information, limiting their accuracy and generalization. We introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Shipeng Liu , Zhonglin Zhang , Dengfeng Chen , Liang Zhao

Keypoint detection & descriptors are foundational tech-nologies for computer vision tasks like image matching, 3D reconstruction and visual odometry. Hand-engineered methods like Harris corners, SIFT, and HOG descriptors have been used for…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Pierre Gleize , Weiyao Wang , Matt Feiszli

Place recognition is a challenging but crucial task in robotics. Current description-based methods may be limited by representation capabilities, while pairwise similarity-based methods require exhaustive searches, which is time-consuming.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Chencan Fu , Lin Li , Jianbiao Mei , Yukai Ma , Linpeng Peng , Xiangrui Zhao , Yong Liu

Keypoint detection is an essential building block for many robotic applications like motion capture and pose estimation. Historically, keypoints are detected using uniquely engineered markers such as checkerboards or fiducials. More…

Robotics · Computer Science 2023-02-28 Jingpei Lu , Florian Richter , Michael Yip

We introduce the task of dense captioning in 3D scans from commodity RGB-D sensors. As input, we assume a point cloud of a 3D scene; the expected output is the bounding boxes along with the descriptions for the underlying objects. To…

Computer Vision and Pattern Recognition · Computer Science 2020-12-07 Dave Zhenyu Chen , Ali Gholami , Matthias Nießner , Angel X. Chang

Visual correspondence is a crucial step in key computer vision tasks, including camera localization, image registration, and structure from motion. The most effective techniques for matching keypoints currently involve using learned sparse…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Felipe Cadar , Guilherme Potje , Renato Martins , Cédric Demonceaux , Erickson R. Nascimento

We present a simple and effective framework, named Point2Seq, for 3D object detection from point clouds. In contrast to previous methods that normally {predict attributes of 3D objects all at once}, we expressively model the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Yujing Xue , Jiageng Mao , Minzhe Niu , Hang Xu , Michael Bi Mi , Wei Zhang , Xiaogang Wang , Xinchao Wang

This paper presents a versatile technique for the purpose of feature selection and extraction - Class Dependent Features (CDFs). We use CDFs to improve the accuracy of classification and at the same time control computational expense by…

Machine Learning · Computer Science 2014-12-30 Kratarth Goel , Raunaq Vohra , Ainesh Bakshi

In this work we address the problem of finding reliable pixel-level correspondences under difficult imaging conditions. We propose an approach where a single convolutional neural network plays a dual role: It is simultaneously a dense…

Computer Vision and Pattern Recognition · Computer Science 2019-05-10 Mihai Dusmanu , Ignacio Rocco , Tomas Pajdla , Marc Pollefeys , Josef Sivic , Akihiko Torii , Torsten Sattler

Existing angle-based contour descriptors suffer from lossy representation for non-starconvex shapes. By and large, this is the result of the shape being registered with a single global inner center and a set of radii corresponding to a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Tianyu Ding , Jinxin Zhou , Tianyi Chen , Zhihui Zhu , Ilya Zharkov , Luming Liang

We present 3DiffTection, a state-of-the-art method for 3D object detection from single images, leveraging features from a 3D-aware diffusion model. Annotating large-scale image data for 3D detection is resource-intensive and time-consuming.…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Chenfeng Xu , Huan Ling , Sanja Fidler , Or Litany

Image feature matching is to seek, localize and identify the similarities across the images. The matched local features between different images can indicate the similarities of their content. Resilience of image feature matching to large…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Biao Zhao , Shigang Yue

In this paper, we propose Describe-and-Dissect (DnD), a novel method to describe the roles of hidden neurons in vision networks. DnD utilizes recent advancements in multimodal deep learning to produce complex natural language descriptions,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Nicholas Bai , Rahul A. Iyer , Tuomas Oikarinen , Akshay Kulkarni , Tsui-Wei Weng

Robust data association is necessary for virtually every SLAM system and finding corresponding points is typically a preprocessing step for scan alignment algorithms. Traditionally, handcrafted feature descriptors were used for these…

Computer Vision and Pattern Recognition · Computer Science 2018-09-21 Ayush Dewan , Tim Caselitz , Wolfram Burgard

Camera relocalization relies on 3D models of the scene with a large memory footprint that is incompatible with the memory budget of several applications. One solution to reduce the scene memory size is map compression by removing certain 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-07-25 Zakaria Laskar , Iaroslav Melekhov , Assia Benbihi , Shuzhe Wang , Juho Kannala

Few-shot image classification has emerged as a key challenge in the field of computer vision, highlighting the capability to rapidly adapt to new tasks with minimal labeled data. Existing methods predominantly rely on image-level features…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Maofa Wang , Bingchen Yan

Recognizing dynamic scenes is one of the fundamental problems in scene understanding, which categorizes moving scenes such as a forest fire, landslide, or avalanche. While existing methods focus on reliable capturing of static and dynamic…

Computer Vision and Pattern Recognition · Computer Science 2017-02-17 Sungeun Hong , Jongbin Ryu , Woobin Im , Hyun S. Yang

We present a new "learning-to-learn"-type approach that enables rapid learning of concepts from small-to-medium sized training sets and is primarily designed for web-initialized image retrieval. At the core of our approach is a deep…

Computer Vision and Pattern Recognition · Computer Science 2017-10-30 A. Vakhitov , A. Kuzmin , V. Lempitsky
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