random-selection method

基本解释

A partial random opportunistic SDMA with beam selection(POSDMA -S) method is proposed to enhance the capacity of opportunistic SDMA(OSDMA) system in sparse network.
为解决机会式空分多址系统在稀疏用户网络中容量低的问题，提出了基于部分随机波束选择的机会式空分多址技术。
The fitness-proportionate selection is the basic selection method for genetic algorithm, but it tends toward resulting in the premature convergence and the random walk phenomena.
基于适应度比例的选择策略是遗传算法的基本选择方法，但采用该策略易出现未成熟收敛和随机漫游现象。
Secondly, this paper proposed a method combined rule-based POS selection model with Statistics-based Cascading Conditional random field to conduct semantic Role Labeling of Chinese Question.
其次，本文选用了一种将基于统计方法的条件随机场模型与基于规则方法的词性筛选模型相结合的方式对中文问句进行语义角色自动标注。