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This paper presents an efficient approach to object manipulation planning using Monte Carlo Tree Search (MCTS) to find contact sequences and an efficient ADMM-based trajectory optimization algorithm to evaluate the dynamic feasibility of…

机器人学 · 计算机科学 2023-03-21 Huaijiang Zhu , Avadesh Meduri , Ludovic Righetti

We have made an extensive search for grouping amongst the near Earth asteroids (NEAs). We used two D- functions and rigorous cluster analysis approach. We have found sev- eral new groups (associations) among the NEAs: the objects moving on…

地球与行星天体物理 · 物理学 2020-03-04 Tadeusz J. Jopek

A simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted simultaneous wireless information and power transfer (SWIPT) system is proposed. More particularly, an STAR-RIS is deployed to assist in the…

信息论 · 计算机科学 2024-03-25 Guangyu Zhu , Xidong Mu , Li Guo , Ao Huang , Shibiao Xu

Potholes are a major nuisance on the city roads leading to several problems and losses in productivity. Local authorities have cited a lack of geographic localization of these potholes as one of the rate-limiting factors for repairs. This…

计算机与社会 · 计算机科学 2025-08-26 Jinesh Mehta , Vinayak Mathur , Dhruv Agarwal , Atish Sharma , Krishna Prakasha

Current efficient LiDAR-based detection frameworks are lacking in exploiting object relations, which naturally present in both spatial and temporal manners. To this end, we introduce a simple, efficient, and effective two-stage detector,…

计算机视觉与模式识别 · 计算机科学 2022-08-19 Yu-Huan Wu , Da Zhang , Le Zhang , Xin Zhan , Dengxin Dai , Yun Liu , Ming-Ming Cheng

Synthetic tracking (ST) has emerged as a potent technique for observing fast-moving near-Earth objects (NEOs), offering enhanced detection sensitivity and astrometric accuracy by avoiding trailing loss. This approach also empowers small…

天体物理仪器与方法 · 物理学 2024-01-09 Chengxing Zhai , Michael Shao , Navtej Saini , Philip Choi , Nez Evans , Russell Trahan , Kutay Nazli , Max Zhan

Active Object Recognition (AOR) has been approached as an unsupervised learning problem, in which optimal trajectories for object inspection are not known and are to be discovered by reducing label uncertainty measures or training with…

人工智能 · 计算机科学 2017-08-15 Mohsen Malmir , Garrison W. Cottrell

Moving Object Detection (MOD) is a critical task for autonomous vehicles as moving objects represent higher collision risk than static ones. The trajectory of the ego-vehicle is planned based on the future states of detected moving objects.…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Mohamed Ramzy , Hazem Rashed , Ahmad El Sallab , Senthil Yogamani

Integrated sensing and communication (ISAC) has become a promising technology for future communication system. In this paper, we consider a millimeter wave system over high mobility scenario, and propose a novel simultaneous transmission…

信号处理 · 电气工程与系统科学 2024-03-19 Muye Li , Shun Zhang , Yao Ge , Zan Li , Feifei Gao , Pingzhi Fan

We introduce a new computational technique for searching for faint moving sources in astronomical images. Starting from a maximum likelihood estimate for the probability of the detection of a source within a series of images, we develop a…

Detecting marine objects inshore presents challenges owing to algorithmic intricacies and complexities in system deployment. We propose a difficulty-aware edge-cloud collaborative sensing system that splits the task into object localization…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Wenjun Huang , Hanning Chen , Yang Ni , Arghavan Rezvani , Sanggeon Yun , Sungheon Jeon , Eric Pedley , Mohsen Imani

Accurate and robust global localization is essential to robotics applications. We propose a novel global localization method that employs the map traversability as a hidden observation. The resulting map-corrected odometry localization is…

机器人学 · 计算机科学 2019-10-02 Cheng Peng , David Weikersdorfer

Structured sparse optimization is an important and challenging problem for analyzing high-dimensional data in a variety of applications such as bioinformatics, medical imaging, social networks, and astronomy. Although a number of structured…

人工智能 · 计算机科学 2016-10-03 Baojian Zhou , Feng Chen

Efficient identification and follow-up of astronomical transients is hindered by the need for humans to manually select promising candidates from data streams that contain many false positives. These artefacts arise in the difference images…

The world of 2D materials is rapidly expanding with new discoveries of stackable and twistable layered systems composed of lattices of different symmetries, orbital character, and structural motifs. Often, however, it is not clear a priori…

介观与纳米尺度物理 · 物理学 2025-12-19 Daniel Kaplan , Alexander C. Tyner , Eva Y. Andrei , J. H. Pixley

Shock-physics numerical codes are essential tools for describing the short but extreme fragmentation stage of the hypervelocity impact process on asteroids. However, accurately representing complex interior structures, surfaces, and contact…

地球与行星天体物理 · 物理学 2026-04-16 Xiaoran Yan , Patrick Michel , Ruichen Ni , Yifei Jiao , Junfeng Li

Event-based sensors (EBS) are a promising new technology for star tracking due to their low latency and power efficiency, but prior work has thus far been evaluated exclusively in simulation with simplified signal models. We propose a novel…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Albert W Reed , Connor Hashemi , Dennis Melamed , Nitesh Menon , Keigo Hirakawa , Scott McCloskey

Fast moving celestial objects are characterized by velocities across the celestial sphere that significantly differ from the motions of background stars. In observational images, these objects exhibit distinct shapes, contrasting with the…

天体物理仪器与方法 · 物理学 2025-04-11 Peng Jia , Ge Li , Bafeng Cheng , Yushan Li , Rongyu Sun

An efficient and accurate traffic monitoring system often takes advantages of multi-sensor detection to ensure the safety of urban traffic, promoting the accuracy and robustness of target detection and tracking. A method for target…

图像与视频处理 · 电气工程与系统科学 2024-03-26 Ming Zong , Jiaying Wu , Zhanyu Zhu , Jingen Ni

We develop the Blooming Tree Algorithm, a new technique that uses spectroscopic redshift data alone to identify the substructures and the surrounding groups of galaxy clusters, along with their member galaxies. Based on the estimated…

星系天体物理 · 物理学 2018-06-21 Heng Yu , Antonaldo Diaferio , Ana Laura Serra , Marco Baldi