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The Earth observation satellites (EOSs) scheduling is of great importance to achieve efficient observation missions. The agile EOSs (AEOS) with stronger attitude maneuvering capacity can greatly improve observation efficiency while…

Instrumentation and Methods for Astrophysics · Physics 2020-03-13 Xinwei Wang , Chao Han , Rui Zhang , Yi Gu

In this paper, we propose a stochastic scheduling strategy for estimating the states of N discrete-time linear time invariant (DTLTI) dynamic systems, where only one system can be observed by the sensor at each time instant due to practical…

Optimization and Control · Mathematics 2015-06-23 Chong Li , Nicola Elia

Dynamic spectrum access (DSA) enables secondary networks to find and efficiently exploit spectrum opportunities. A key factor to design a DSA network is the spectrum sensing algorithms for multiple channels with multiple users. Multi-user…

Information Theory · Computer Science 2015-05-21 Chun-Hao Liu , Arash Azarfar , Jean-Francois Frigon , Brunilde Sanso , Danijela Cabric

Clustering temporal and dynamically changing multivariate time series from real-world fields, called temporal clustering for short, has been a major challenge due to inherent complexities. Although several deep temporal clustering…

Machine Learning · Computer Science 2026-01-13 Zhi Wang , Yanni Li , Pingping Zheng , Yiyuan Jiao

Agile attitude maneuvering maximizes the utility of remote sensing satellite constellations. By taking into account a satellite's physical properties and its actuator specifications, we may leverage the full performance potential of the…

Systems and Control · Electrical Eng. & Systems 2021-02-17 Emmanuel Sin , Sreeja Nag , Vinay Ravindra , Alan Li , Murat Arcak

Jobs on high-performance computing (HPC) clusters can suffer significant performance degradation due to inter-job network interference. Topology-aware job allocation problem (TJAP) is such a problem that decides how to dedicate nodes to…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-02-08 Zekang Lan , Yan Xu , Yingkun Huang , Dian Huang , Shengzhong Feng

This paper discusses a deterministic clustering approach to capacitated resource allocation problems. In particular, the Deterministic Annealing (DA) algorithm from the data-compression literature, which bears a distinct analogy to the…

Optimization and Control · Mathematics 2016-06-22 Mayank Baranwal , Srinivasa M. Salapaka

We present planning challenges, methods and preliminary results for a new model-based paradigm for earth observing systems in adaptive remote sensing. Our heuristically guided constraint optimization planner produces coordinated plans for…

Robotics · Computer Science 2021-11-16 Rich Levinson , Sreeja Nag , Vinay Ravindra

We present the design of a Resource-Aware Task Allocator (RATA) and an empirical analysis in handling real-time tasks for processing on Distributed Satellite Systems (DSS). We consider task processing performance across low Earth orbit…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-03-30 Bharadwaj Veeravalli

Bayesian Optimization with multi-objective acquisition functions such as q-Expected Hypervolume Improvement (qEHVI) requires efficient candidate optimization to maximize acquisition function values. Traditional approaches rely on continuous…

Machine Learning · Computer Science 2026-01-13 Sk Md Ahnaf Akif Alvi , Raymundo Arróyave , Douglas Allaire

This paper proposes a novel mission planning platform, capable of efficiently deploying a team of UAVs to cover complex-shaped areas, in various remote sensing applications. Under the hood lies a novel optimization scheme for grid-based…

Active-imaging agile earth observation satellite (AI-AEOS) is a new generation agile earth observation satellite (AEOS). With renewed capabilities in observation and active im-aging, AI-AEOS improves upon the observation capabilities of…

Artificial Intelligence · Computer Science 2022-07-05 Zhongxiang Chang , Abraham P. Punnen , Zhongbao Zhou

This paper proposes a framework for scheduling the observation and download tasks of multiple agile satellites with practical considerations such as attitude transition time, onboard data capacity, and stereoscopic image acquisition. A…

Systems and Control · Electrical Eng. & Systems 2019-12-03 Junhong Kim , Doo-Hyun Cho , Jaemyung Ahn , Han-Lim Choi

The synthetic aperture radar (SAR) technology enables satellites to efficiently acquire high quality images of the Earth surface. This generates significant communication traffic from the satellite to the ground stations, and, thus, image…

Optimization and Control · Mathematics 2015-02-17 Daniel Karapetyan , Snezana Mitrovic-Minic , Krishna T. Malladi , Abraham P. Punnen

The increasingly wide application of Cloud Computing enables the consolidation of tens of thousands of applications in shared infrastructures. Thus, meeting the quality of service requirements of so many diverse applications in such shared…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-01-06 Lan Wang , Erol Gelenbe

We investigate the use of multi-agent allocation techniques on problems related to Earth observation scenarios with multiple users and satellites. We focus on the problem of coordinating users having reserved exclusive orbit portions and…

Artificial Intelligence · Computer Science 2021-07-28 Gauthier Picard

As the dependence on satellite imaging continues to grow, modern satellites have become increasingly agile, with the new generation, namely super-agile Earth observation satellites (SAEOS), providing unprecedented imaging flexibility. The…

Systems and Control · Electrical Eng. & Systems 2026-01-22 Margarida Caleiras , Samuel Moniz , Paulo Jorge Nascimento

In this paper, we propose a two-stage optimization framework for secure task scheduling in satellite-terrestrial edge computing networks (STECNs). The framework jointly considers secure user association and task offloading to balance…

Systems and Control · Electrical Eng. & Systems 2025-11-18 Ting You , Yuhao Zheng , Kejia Peng , Chang Liu

Mainstream visual object tracking frameworks predominantly rely on template matching paradigms. Their performance heavily depends on the quality of template features, which becomes increasingly challenging to maintain in complex scenarios…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Meng Zhou , Jiadong Xie , Mingsheng Xu

Hierarchical Density-Based Spatial Clustering of Applications with Noise (HDBSCAN) finds meaningful patterns in spatial data by considering density and spatial proximity. As the clustering algorithm is inherently designed for static…

Databases · Computer Science 2024-12-12 Kayumov Abduaziz , Min Sik Kim , Ji Sun Shin