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Building on the success of recent discriminative mid-level elements, we propose a surprisingly simple approach for object detection which performs comparable to the current state-of-the-art approaches on PASCAL VOC comp-3 detection…

Computer Vision and Pattern Recognition · Computer Science 2015-04-29 Aayush Bansal , Abhinav Shrivastava , Carl Doersch , Abhinav Gupta

As we begin to consider modeling large, realistic 3D building scenes, it becomes necessary to consider a more compact representation over the polygonal mesh model. Due to the large amounts of annotated training data, which is costly to…

Computer Vision and Pattern Recognition · Computer Science 2019-01-18 Xia Li , Yen-Liang Lin , James Miller , Alex Cheon , Walt Dixon

Point pair features are a popular representation for free form 3D object detection and pose estimation. In this paper, their performance in an industrial random bin picking context is investigated. A new method to generate representative…

Computer Vision and Pattern Recognition · Computer Science 2016-12-07 Wim Abbeloos , Toon Goedemé

Trajectory similarity retrieval is an important part of spatiotemporal data mining, however, existing methods have the following limitations: traditional metrics are computationally expensive, while learning-based methods suffer from…

Machine Learning · Computer Science 2025-11-24 Yang Xu , Zuliang Yang , Kai Ming Ting

Early object detection (OD) is a crucial task for the safety of many dynamic systems. Current OD algorithms have limited success for small objects at a long distance. To improve the accuracy and efficiency of such a task, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Tianyi Zhang , Kishore Kasichainula , Yaoxin Zhuo , Baoxin Li , Jae-Sun Seo , Yu Cao

Object detection and instance segmentation are dominated by region-based methods such as Mask RCNN. However, there is a growing interest in reducing these problems to pixel labeling tasks, as the latter could be more efficient, could be…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 David Novotny , Samuel Albanie , Diane Larlus , Andrea Vedaldi

One of the most challenging tasks in microarray image analysis is spot segmentation. A solution to this problem is to provide an algorithm than can be used to find any spot within the microarray image. Circular Hough Transformation (CHT) is…

Computer Vision and Pattern Recognition · Computer Science 2016-03-24 R. M. Farouk , M. A. SayedElahl

Reconstructing 3D object from a single image (RGB or depth) is a fundamental problem in visual scene understanding and yet remains challenging due to its ill-posed nature and complexity in real-world scenes. To address those challenges, we…

Computer Vision and Pattern Recognition · Computer Science 2021-09-10 Qian He , Desen Zhou , Bo Wan , Xuming He

Neural graphics primitives are faster and achieve higher quality when their neural networks are augmented by spatial data structures that hold trainable features arranged in a grid. However, existing feature grids either come with a large…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Towaki Takikawa , Thomas Müller , Merlin Nimier-David , Alex Evans , Sanja Fidler , Alec Jacobson , Alexander Keller

We propose an alternative formulation of the well-known Hough transform to detect lines in point clouds. Replacing the discretized voting scheme of the classical Hough transform by a continuous score function, its persistent features in the…

Computational Geometry · Computer Science 2026-03-13 Stefan Huber , Kristóf Huszár , Michael Kerber , Martin Uray

The main challenge in 3D object detection from LiDAR point clouds is achieving real-time performance without affecting the reliability of the network. In other words, the detecting network must be confident enough about its predictions. In…

Computer Vision and Pattern Recognition · Computer Science 2023-01-11 Youshaa Murhij , Alexander Golodkov , Dmitry Yudin

Selection functionality is as fundamental to vector graphics as it is for raster data. But vector selection is quite different: instead of pixel-level labeling, we make a binary decision to include or exclude each vector primitive. In the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-24 Sumit Chaturvedi , Michal Lukáč , Siddhartha Chaudhuri

Robotic agents need to understand how to interact with objects in their environment, both autonomously and during human-robot interactions. Affordance detection on 3D point clouds, which identifies object regions that allow specific…

Computer Vision and Pattern Recognition · Computer Science 2025-04-28 Maximilian Xiling Li , Korbinian Rudolf , Nils Blank , Rudolf Lioutikov

This paper considers the problem of grasp pose detection in point clouds. We follow a general algorithmic structure that first generates a large set of 6-DOF grasp candidates and then classifies each of them as a good or a bad grasp. Our…

Robotics · Computer Science 2017-06-23 Marcus Gualtieri , Andreas ten Pas , Kate Saenko , Robert Platt

In this paper, we focus on estimating the 6D pose of objects in point clouds. Although the topic has been widely studied, pose estimation in point clouds remains a challenging problem due to the noise and occlusion. To address the problem,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-16 Yuanpeng Liu , Jun Zhou , Yuqi Zhang , Chao Ding , Jun Wang

This paper presents a framework designed for the multi-object detection purposes and adjusted for the application of product search on the market shelves. The framework uses a single feedback loop and a pattern resizing mechanism to…

Computer Vision and Pattern Recognition · Computer Science 2015-12-31 Grzegorz Kurzejamski , Jacek Zawistowski , Grzegorz Sarwas

Creation of collision objects for 3D models is a time-consuming task, requiring modelers to manually place primitives such as bounding boxes, capsules, spheres, and other convex primitives to approximate complex meshes. While there has been…

Graphics · Computer Science 2026-02-10 Julian Knodt , Xifeng Gao

Hyperdimensional (HD) computing offers an attractive alternative to deep networks for edge learning due to its simplicity, fast prototype-based inference, and compatibility with online updates. However, standard pixel-based HD encoders are…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Arpan Kusari

Humans show high-level of abstraction capabilities in games that require quickly communicating object information. They decompose the message content into multiple parts and communicate them in an interpretable protocol. Toward equipping…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Stephan Alaniz , Massimiliano Mancini , Anjan Dutta , Diego Marcos , Zeynep Akata

Affordance detection from visual input is a fundamental step in autonomous robotic manipulation. Existing solutions to the problem of affordance detection rely on convolutional neural networks. However, these networks do not consider the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Antonio Rodríguez-Sánchez , Simon Haller-Seeber , David Peer , Chris Engelhardt , Jakob Mittelberger , Matteo Saveriano
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