effect factors on learning errors in sample training of diagnostic system for boiler 锅炉诊断系统中专家网络权值训练误差的影响因素
empirical analysis is carried out aiming at elimination of errors in sample system with matching technology, asymmetry in price impact and the relationship between this asymmetry and market condition under different situations in china's securities market 摘要在中国证券市场选取大盘环境不同的时段,利用配对技术消除样本系统误差,对大单买卖价格冲击不对称性及该不对称与市场环境之间的关系进行了实证分析。