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In this paper, a novel hybrid optimization algorithm named BBO-PSO is proposed, which is a combination of biogeography-based optimization (BBO) and particle swarm optimization (PSO). In this optimization algorithm, BBO will be employed for local search while PSO will be employed for global search, which makes the algorithm possess powerful search ability in the solution space. The proposed algorithm...
Through using the ArcGIS software as the platform, and taking DEM analysis, raster calculation and spatial interpolation of spatial analysis technology as the core method, this paper selects Menghai County as the study area, combines with the Delphi method, analytic hierarchy process, fuzzy membership function, farmland Integrated Fertility Index ( IFI ) and other methods, to establish major factors...
Industrial cluster is essentially an economic subsystem, from the perspective of system the performance of Fuyang paper industrial clusters is reflected in such five areas as economic promotion, competition level, output capacity, cooperation level, industrial cluster, In this paper builds on the Fuyang paper industrial cluster performance evaluation, And fuzzy evaluation method used to quantify the...
First, a simple pragmatic consistency index is developed to check whether an interval complementary judgment matrix is satisfactory consistency or not. Then two mathematical programming models are proposed to derive the weights for the interval complementary judgment matrix with satisfactory consistency. Finally two examples are provided to illustrate the validity and practicality of the proposed...
To provide a reference for management decision-making, evaluation index system and evaluation method are proposed to measure the level and degree of operation coordination between rail transit and bus transit. The idea of object-oriented is adopted to construct evaluation index system for operation coordination. The indexes for three objects are determined finally by modification, which are passenger-oriented...
The optimization and selection procedure of logistics center facilities layout projects has an important status in the logistics system layout and planning. Aiming at the deficiencies existing in the logistics center facilities layout projects optimization and selection, a new optimization frame was developed. Based on the analysis to the recent relevant studies, the evaluation index system for logistics...
Security is a big challenge when wireless sensor networks are deployed in a hostile environment. Due to the computational and storage overheads, traditional asymmetric cryptographic protocols are not suitable for the resource-constrained wireless sensor nodes. Several key pre-distribution schemes have been proposed in literature to establish pairwise key between sensor nodes, but most of which only...
Ecological environment is the primary condition for human being survival, social and economic development. The research of the regional ecological environment becomes more and more important to regional sustainable development in order to achieve the harmonious relationship between the person and the nature. In the process, the regional ecological environment spatial data which can express the spatial...
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