ASSESSING THE SPATIAL EFFICIENCY OF XI’AN RAIL TRANSIT STATION AREAS USING A DATA ENVELOPMENT ANALYSIS (DEA) MODEL

Assessing the Spatial Efficiency of Xi’an Rail Transit Station Areas Using a Data Envelopment Analysis (DEA) Model

To effectively and objectively evaluate the spatial efficiency of rail transit station areas, seventeen typical rail station areas in Xi’an were selected as the research object.An evaluation system for spatial efficiency was constructed based on data from field research, satellite images, Baidu heat maps, and station passenger flow statistics.Key

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"Idiopathic" mental retardation and new chromosomal abnormalities

Abstract Mental retardation is a heterogeneous condition, affecting 1-3% of general population.In the last few years, several emerging clinical entities have been described, due to the advent of newest genetic techniques, such as array Comparative Genomic Hybridization.The detection of cryptic microdeletion/microduplication abnormalities has allowe

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