新疆主要地震区pp回归综合预报模型研究
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摘要
应用基于pp回归理论的数值型地震综合预报软件系统,选择了b值、Cb值、Ab值等15个测震学参量,建立了它们与响应变量(未来任意时段内最大地震震级)的pp回归模型.对新疆4个主要地震区分别给出了各区的建模岭函数及综合预报模型.回顾检验及实际预报结果均表明该模型的预报效果是较为理想的.
Based on the projection pursuit regression (PPR) principle,the PPR model has been
    set up with 15 independent variables such as b value,C b value,A b value etc.,which are
    selected from seismometry parameters and one dependent variable representing maximum
    magnitude of earthquake that would occur in coming several months.By using the
    model,maximum magnitude of coming earthquake and probability of earthquake to occur in the
    future can be predicted.The PPR model of four mainly seismic regions in Xinjiang and their
    ridge functions are showed.The prediction effects of reservation test and practical test are
    satisfactory.
引文
〔1〕朱令人,周仕勇,邓传玲.地震综合预报的新方法———投影寻踪回归〔J〕.地震学报,1994,16(增刊):1~9.〔2〕顾方琦.地震空间集中度的另一种表示方法及其在地震预报中的应用〔J〕.地震,1985,(4):1~9.〔3〕周仕勇,王海涛.地震空间分布的带状集中度Cb值〔J〕.地震,1991,(2):59~64.〔4〕朱令人,周仕勇.信息量在地震活动研究中的应用〔J〕.西北地震学报,1991,13(3):15~20.〔5〕王炜.地震时间间隔的统计分布及其地震危险度D值在华北大震前的异常变化〔J〕.地震学报,1987,9(2):125~135.

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