English
Related papers

Related papers: Differentiable Satellite Constellation Configurati…

200 papers

We have developed a new geometrical method for identifying and reconstructing a homogeneous and highly complete set of galaxy groups in the next generation of deep, flux-limited redshift surveys. Our method combines information from the…

Astrophysics · Physics 2009-11-07 Christian Marinoni , Marc Davis , Jeffrey A. Newman , Alison L. Coil

Most camera lens systems are designed in isolation, separately from downstream computer vision methods. Recently, joint optimization approaches that design lenses alongside other components of the image acquisition and processing pipeline…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Geoffroi Côté , Fahim Mannan , Simon Thibault , Jean-François Lalonde , Felix Heide

With the incredible results achieved from generative pre-trained transformers (GPT) and diffusion models, generative AI (GenAI) is envisioned to yield remarkable breakthroughs in various industrial and academic domains. In this paper, we…

Information Theory · Computer Science 2023-09-19 Mehdi Letafati , Samad Ali , Matti Latva-aho

In this work the orbital dynamics of Earth satellites about the geosynchronous altitude are explored, with primary goal to assess current mitigation guidelines as well as to discuss the future exploitation of the region. A thorough…

Earth and Planetary Astrophysics · Physics 2019-05-07 Ioannis Gkolias , Camilla Colombo

Upcoming large satellite constellations and the advent of tighter steerable beams will offer unprecedented flexibility. This new flexibility will require resource management strategies to be operated in high-dimensional and dynamic…

Computational Engineering, Finance, and Science · Computer Science 2022-04-28 Juan Jose Garau-Luis , Sergi Aliaga , Guillem Casadesus , Nils Pachler , Edward Crawley , Bruce Cameron

The large scale reflector array of programmable metasurfaces is capable of increasing the power efficiency of backscatter communications via passive beamforming and thus has the potential to revolutionize the low-data-rate nature of…

Signal Processing · Electrical Eng. & Systems 2023-03-31 Wei Wang , Bincheng Zhu , Yongming Huang , Wei Zhang

The past decade has witnessed a growing interest in lunar exploration missions. The autonomy of lunar surface and in-orbit missions is, however, dependent on accurate and instantaneous navigation services. These services can not be provided…

Signal Processing · Electrical Eng. & Systems 2020-10-20 Filipe Pereira , Daniel Selva

Maximum a posteriori (MAP) inference over discrete Markov random fields is a fundamental task spanning a wide spectrum of real-world applications, which is known to be NP-hard for general graphs. In this paper, we propose a novel…

Machine Learning · Computer Science 2015-01-06 Qixing Huang , Yuxin Chen , Leonidas Guibas

With the rapidly increasing number of satellites in space and their enhanced capabilities, the amount of earth observation images collected by satellites is exceeding the transmission limits of satellite-to-ground links. Although existing…

Image and Video Processing · Electrical Eng. & Systems 2024-11-12 Ziyuan Zhang , Han Qiu , Maosen Zhang , Jun Liu , Bin Chen , Tianwei Zhang , Hewu Li

Sparse-view satellite image surface reconstruction remains highly challenging, fundamentally because the reliability of multi-view matching under satellite imaging conditions is strongly spatially heterogeneous. Affected by large…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Min Chen , Wei Guo , Bin Wang , Wen Li , Tong Fang , Jinbo Zhang , Junqi Zhao , Hong Kuang , Han Hu , Xuming Ge , Qing Zhu , Bo Xu

Forward modeling of wave scattering and radar imaging mechanisms is the key to information extraction from synthetic aperture radar (SAR) images. Like inverse graphics in optical domain, an inherently-integrated forward-inverse approach…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Shilei Fu , Feng Xu

In the evolving landscape of sixth-generation (6G) wireless networks, which demand ultra high data rates, this study introduces the concept of super constellation communications. Also, we present super amplitude phase shift keying (SAPSK),…

Solving linear programs is often a challenging task in distributed settings. While there are good algorithms for solving packing and covering linear programs in a distributed manner (Kuhn et al.~2006), this is essentially the only class of…

Data Structures and Algorithms · Computer Science 2017-09-12 Michael Dinitz , Yasamin Nazari

For aerial swarms, navigation in a prescribed formation is widely practiced in various scenarios. However, the associated planning strategies typically lack the capability of avoiding obstacles in cluttered environments. To address this…

Robotics · Computer Science 2022-04-22 Lun Quan , Longji Yin , Chao Xu , Fei Gao

As evidenced by recent survey results, majority of asteroids are slow rotators (P>12 h), but lack spin and shape models due to selection bias. This bias is skewing our overall understanding of the spins, shapes, and sizes of asteroids, as…

Earth and Planetary Astrophysics · Physics 2023-11-08 A. Marciniak , J. Ďurech , A. Choukroun , J. Hanuš , W. Ogłoza , R. Szakáts , L. Molnár , A. Pál , F. Monteiro , E. Frappa , W. Beisker , H. Pavlov , J. Moore , R. Adomavičienė , R. Aikawa , S. Andersson , P. Antonini , Y. Argentin , A. Asai , P. Assoignon , J. Barton , P. Baruffetti , K. L. Bath , R. Behrend , L. Benedyktowicz , L. Bernasconi , G. Biguet , M. Billiani , D. Błażewicz , R. Boninsegna , M. Borkowski , J. Bosch , S. Brazill , M. Bronikowska , A. Bruno , M. Butkiewicz - Bąk , J. Caron , G. Casalnuovo , J. J. Castellani , P. Ceravolo , M. Conjat , P. Delincak , J. Delpau , C. Demeautis , A. Demirkol , M. Dróżdż , R. Duffard , C. Durandet , D. Eisfeldt , M. Evangelista , S. Fauvaud , M. Fauvaud , M. Ferrais , M. Filipek , P. Fini , K. Fukui , B. Gährken , S. Geier , T. George , B. Goffin , J. Golonka , T. Goto , J. Grice , K. Guhl , K. Halíř , W. Hanna , M. Harman , A. Hashimoto , W. Hasubick , D. Higgins , M. Higuchi , T. Hirose , R. Hirsch , O. Hofschulz , T. Horaguchi , J. Horbowicz , M. Ida , B. Ignácz , M. Ishida , K. Isobe , E. Jehin , B. Joachimczyk , A. Jones , J. Juan , K. Kamiński , M. K. Kamińska , P. Kankiewicz , H. Kasebe , B. Kattentidt , D. -H. Kim , M. -J. Kim , K. Kitazaki , A. Klotz , M. Komraus , I. Konstanciak , R. Könyves - Tóth , K. Kouno , E. Kowald , J. Krajewski , G. Krannich , A. Kreutzer , A. Kryszczyńska , J. Kubánek , V. Kudak , F. Kugel , R. Kukita , P. Kulczak , D. Lazzaro , J. Licandro , F. Livet , P. Maley , N. Manago , J. Mánek , A. Manna , H. Matsushita , S. Meister , W. Mesquita , S. Messner , J. Michelet , J. Michimani , I. Mieczkowska , N. Morales , M. Motyliński , M. Murawiecka , J. Newman , V. Nikitin , M. Nishimura , J. Oey , D. Oszkiewicz , M. Owada , E. Pakštienė , M. Pawłowski , W. Pereira , V. Perig , J. Perła , F. Pilcher , E. Podlewska-Gaca , J. Polák , T. Polakis , M. Polińska , A. Popowicz , F. Richard , J. J. Rives , T. Rodrigues , Ł. Rogiński , E. Rondón , M. Rottenborn , R. Schäfer , C. Schnabel , O. Schreurs , A. Selva , M. Simon , B. Skiff , M. Skrutskie , J. Skrzypek , K. Sobkowiak , E. Sonbas , S. Sposetti , P. Stuart , K. Szyszka , K. Terakubo , W. Thomas , P. Trela , S. Uchiyama , M. Urbanik , G. Vaudescal , R. Venable , Ha. Watanabe , Hi. Watanabe , M. Winiarski , R. Wróblewski , H. Yamamura , M. Yamashita , H. Yoshihara , M. Zawilski , P. Zelený , M. Żejmo , K. Żukowski , S. Żywica

We propose in this paper a new minimization algorithm based on a slightly modified version of the scalar auxiliary variable (SAV) approach coupled with a relaxation step and an adaptive strategy. It enjoys several distinct advantages over…

Numerical Analysis · Mathematics 2023-05-11 Xinyu Liu , Jie Shen , Xiaongxiong Zhang

In optimizing real-world structures, due to fabrication or budgetary restraints, the design variables may be restricted to a set of standard engineering choices. Such variables, commonly called categorical variables, are discrete and…

Computational Engineering, Finance, and Science · Computer Science 2025-01-03 Mehran Ebrahimi , Hyunmin Cheong , Pradeep Kumar Jayaraman , Farhad Javid

Reliable geolocation of non-cooperative emitters in environments where Global Navigation Satellite Systems (GNSS) are unavailable or degraded is a key enabler for spectrum regulation, emergency response, autonomous mobility, and Integrated…

Signal Processing · Electrical Eng. & Systems 2026-04-17 Rafal Szczepanik

Satellite networks are emerging as vital solutions for global connectivity beyond 5G. As companies such as SpaceX, OneWeb, and Amazon are poised to launch a large number of satellites in low Earth orbit, the heightened inter-satellite…

Signal Processing · Electrical Eng. & Systems 2025-04-22 Miyeon Lee , Sucheol Kim , Minje Kim , Dong-Hyun Jung , Junil Choi

Autonomous materials discovery with desired properties is one of the ultimate goals for materials science, and the current studies have been focusing mostly on high-throughput screening based on density functional theory calculations and…