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Floating-base multi-link robots can change their shape during flight, making them well-suited for applications in confined environments such as autonomous inspection and search and rescue. However, trajectory planning for such systems…

Robotics · Computer Science 2026-04-07 Yicheng Chen , Jinjie Li , Haokun Liu , Zicheng Luo , Kotaro Kaneko , Moju Zhao

Optimization tasks over relational data, such as clustering, often suffer from the prohibitive cost of join operations, which are necessary to access the full dataset. While geometric data structures like BBD trees yield fast approximation…

Databases · Computer Science 2026-03-13 Aryan Esmailpour , Stavros Sintos

The optimization of high-dimensional black-box functions is a challenging problem. When a low-dimensional linear embedding structure can be assumed, existing Bayesian optimization (BO) methods often transform the original problem into…

Machine Learning · Statistics 2022-11-03 Shuhei A. Horiguchi , Tomoharu Iwata , Taku Tsuzuki , Yosuke Ozawa

Despite having achieved real-time performance in mesh construction, most of the current LiDAR odometry and meshing methods may struggle to deal with complex scenes due to relying on explicit meshing schemes. They are usually sensitive to…

Robotics · Computer Science 2023-12-27 Yanjin Zhu , Xin Zheng , Jianke Zhu

Instance segmentation is of great importance for many biological applications, such as study of neural cell interactions, plant phenotyping, and quantitatively measuring how cells react to drug treatment. In this paper, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Jingru Yi , Pengxiang Wu , Hui Tang , Bo Liu , Qiaoying Huang , Hui Qu , Lianyi Han , Wei Fan , Daniel J. Hoeppner , Dimitris N. Metaxas

We present a method for 3D object detection and pose estimation from a single image. In contrast to current techniques that only regress the 3D orientation of an object, our method first regresses relatively stable 3D object properties…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Arsalan Mousavian , Dragomir Anguelov , John Flynn , Jana Kosecka

This work presents the application of a recently developed parametric, non-intrusive, and multi-fidelity reduced-order modeling method on high-dimensional displacement and stress fields arising from the structural analysis of geometries…

Machine Learning · Computer Science 2022-06-15 Christian Perron , Darshan Sarojini , Dushhyanth Rajaram , Jason Corman , Dimitri Mavris

When it comes to expensive black-box optimization problems, Bayesian Optimization (BO) is a well-known and powerful solution. Many real-world applications involve a large number of dimensions, hence scaling BO to high dimension is of much…

Machine Learning · Statistics 2024-12-18 Lam Ngo , Huong Ha , Jeffrey Chan , Hongyu Zhang

With the rapid development of detectors, Bounding Box Regression (BBR) loss function has constantly updated and optimized. However, the existing IoU-based BBR still focus on accelerating convergence by adding new loss terms, ignoring the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Hao Zhang , Cong Xu , Shuaijie Zhang

We introduce a novel method for bounding high-order multi-dimensional polynomials in finite element approximations. The method involves precomputing optimal piecewise-linear bounding boxes for polynomial basis functions, which can then be…

Numerical Analysis · Mathematics 2025-04-17 Tarik Dzanic , Tzanio Kolev , Ketan Mittal

Over the past decades, the performance design of closed-chain legged mechanisms (CLMs) has not been adequately addressed. Most existing design methodologies have predominantly relied on trajectory synthesis, which inadvertently prioritizes…

Computational Engineering, Finance, and Science · Computer Science 2025-03-11 Long Guo , Ying Zhang , Qi Qin , Guanjun Liu , Hanyu Chen , Yan-an Yao

Multi-modal 3D object detection has received growing attention as the information from different sensors like LiDAR and cameras are complementary. Most fusion methods for 3D detection rely on an accurate alignment and calibration between 3D…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Zhe Liu , Xiaoqing Ye , Zhikang Zou , Xinwei He , Xiao Tan , Errui Ding , Jingdong Wang , Xiang Bai

Current object detection frameworks mainly rely on bounding box regression to localize objects. Despite the remarkable progress in recent years, the precision of bounding box regression remains unsatisfactory, hence limiting performance in…

Computer Vision and Pattern Recognition · Computer Science 2020-08-27 Jiaqi Wang , Wenwei Zhang , Yuhang Cao , Kai Chen , Jiangmiao Pang , Tao Gong , Jianping Shi , Chen Change Loy , Dahua Lin

Object packing by autonomous robots is an im-portant challenge in warehouses and logistics industry. Most conventional data-driven packing planning approaches focus on regular cuboid packing, which are usually heuristic and limit the…

Robotics · Computer Science 2022-11-18 Sichao Huang , Ziwei Wang , Jie Zhou , Jiwen Lu

Object detection in aerial images is a challenging task due to the lack of visible features and variant orientation of objects. Significant progress has been made recently for predicting targets from aerial images with horizontal bounding…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Youtian Lin , Pengming Feng , Jian Guan , Wenwu Wang , Jonathon Chambers

Center-aligned regression remains dominant in LiDAR-based 3D object detection, yet it suffers from fundamental instability: object centers often fall in sparse or empty regions of the bird's-eye-view (BEV) due to the front-surface-biased…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Qinghao Meng , Junbo Yin , Jianbing Shen , Yunde Jia

For sequences of complex 3D shapes in time we present a general approach to detect patterns for their analysis and to predict the deformation by making use of structural components of the complex shape. We incorporate long short-term memory…

Computer Vision and Pattern Recognition · Computer Science 2020-09-09 Sara Hahner , Rodrigo Iza-Teran , Jochen Garcke

Open-vocabulary 3D object detection has gained significant interest due to its critical applications in autonomous driving and embodied AI. Existing detection methods, whether offline or online, typically rely on dense point cloud…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Yuqing Lan , Chenyang Zhu , Zhirui Gao , Jiazhao Zhang , Yihan Cao , Renjiao Yi , Yijie Wang , Kai Xu

Robots-operating autonomous assembly applications in an unstructured environment require precise methods to locate the building components on site. However, the current available object detection systems are not well-optimised for…

Robotics · Computer Science 2019-08-23 Mohamed Dawod , Sean Hanna

A global threshold (e.g., 0.5) is often applied to determine which bounding boxes should be included in the final results for an object detection task. A higher threshold reduces false positives but may result in missing a significant…

Image and Video Processing · Electrical Eng. & Systems 2024-09-26 Tingting Yang , Liang Xiao , Yizhe Zhang
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