By Antonio Jose Vazquez Alvarez, Richard Scott Erwin
The satellite tv for pc variety scheduling (SRS) challenge, a massive operations study challenge within the aerospace which include allocating projects between satellites and Earth-bound gadgets, is tested during this e-book. SRS ideas and options are appropriate to many parts, including:
- Satellite communications, the place projects are communique periods among units of satellites and floor stations
- Earth commentary, the place initiatives are observations of spots in the world by means of satellites
- Sensor scheduling, the place initiatives are observations of satellites via sensors at the Earth.
This self-contained monograph starts with a based compendium of the matter and strikes directly to clarify the optimum method of the answer, consisting of features from graph concept, set idea, online game conception and trust networks. This e-book is offered to scholars, execs and researchers in quite a few fields, together with: operations learn, optimization, scheduling concept, dynamic programming and online game idea. Taking account of the dispensed, stochastic and dynamic versions of the matter, this publication provides the optimum approach to the mounted period SRS challenge and the way emigrate effects into extra complicated circumstances. Reference algorithms and conventional algorithms for fixing the scheduling difficulties are supplied and in comparison with examples and simulations in sensible scenarios.
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Extra resources for An Introduction to Optimal Satellite Range Scheduling
We will define the tractability bounds for the basic version of SRS, which is the most studied one, and will present also optimal solutions for some of its variants. 2 Why Optimal Scheduling? Most of existing literature on SRS is focused on approximate solutions. , Algorithm 1 provides a 5 % increase in performance compared to Algorithm 2), the absence of a reference solution for doing absolute comparison prevents algorithm designers from knowing where the actual performance limits are. Exhaustive search is dismissed for providing a reference solution, specially as it cannot be applied to large scale, complex scenarios.
Sorensen, Three scheduling algorithms applied to the Earth observing systems domain. Manag. Sci. 46(1), 148–168 (2000) 5. M. Schmidt, Ground station networks for efficient operation of distributed small satellite systems. D. Thesis, University of Wurzburg, 2011 6. W. Heinen, M. Unal, Scheduling tool for ESTRACK ground station management, in SpaceOps 2010 (American Institute of Aeronautics and Astronautics, Reston, VA, 2010) 7. D. J. Clement, Automating Deep Space Network scheduling and conflict resolution.
Definition 5. A nonredundant schedule must be free of both kinds of conflicts (CG and CS ). This case is also identified as unitary capacity. Alternatively, a certain number of conflicts of a kind are allowed in the redundant schedule. 27) where CG and CS can be exchanged depending on the kind of entities with m-ary capacity. It is easy to see that unitary capacity is a subproblem of m-ary capacity, as it is the case where m D 1. Note that if m is maximal, that is, if no conflicts are checked for the satellites (or ground stations), the problem can be split into several one ground station (or satellite) problems.
An Introduction to Optimal Satellite Range Scheduling by Antonio Jose Vazquez Alvarez, Richard Scott Erwin