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In this paper, we formulate coverage requirements of the sensor network as a minimum-cost connectivity guaranteed point k-coverage problem. An improved ant colony algorithm (EasiDesign) is proposed to achieve the approximate solution to this optimization problem. We made modifications in the convergence strategy and the ant state transition rule of the general ant colony optimization. Considering...
The steel-making and continuous casting process is the connection between the iron process and the rolling process; it is the bottleneck in the iron and steel production. A better scheduling of this process is the key factor to ensure the whole production in a well-organized rhythm for iron and steel production manufacturing productivity. The branch and cut method in the standard commercial solver...
Design of a solar tracking system with photovoltaic modules involves the relationships between the output power and the energy consumption of the tracking system. In this paper, a model of a single axis solar tracker with battery storage and an optimal way of setting system parameters are presented. The factors of photovoltaic module efficiency, mechanical sizing and electronic controlling are considered...
This paper researches the dynamic scheduling of the steel-making and casting stimulation. It includes the disturbances productions, disturbances processing, processing evaluation and feedback adjustment. In the disturbances productions, it has the four functions, including the setting process, the disturbance intensities productions and devices information production. It designs the production module...
Image registration is an indispensable process in the detection of brain structural and anatomical abnormities. Inverse-consistency, topology preserving and real time application are essential to provide accurate deformation fields for statistical analysis of brain variability. Unfortunately, the previous algorithms lacked of these features. We present a registration method by adapting the optimization...
A composite optical transmitter based on dual parallel Mach-Zehnder modulators is proposed to linearize double-sideband suppressed-carrier coherent analog fiber-optic links. The optimization condition for achieving the best spurious-free dynamic range (SFDR) is discussed, with a simple and exact expression for the maximized SFDR being derived. Unlike other existing linearization schemes, the proposed...
Cooperation spectrum sensing in cognitive radio networks has an analogy to a distributed decision in wireless sensor networks, where each sensor make local decision and those decision result are reported to a fusion center to give the final decision according to some fusion rules. In this paper the performance of cooperative spectrum sensing examines using new optimization strategy to find optimal...
Model checking is to check whether a bounded state system meets their design specifications using state-space search approach automatically. Model checker to solve discrete optimisation problems can first be used to verify that the model of the problem is correct. Subsequently, the same model can be used to find an optimal solution for the problem. It is described how to use Promela primitives to...
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