information redundance meaning in English

信息冗余度

The research work presented a large quantity of debris characteristics parameters , and especially made a thorough study on the characteristic description of sediment chain graph ; meanwhile , the sensibility , differentiation and information redundance analyses of the characteristic parameters also supplies the quantitative indexes for the filtration and optimization of the debris characteristic parameters ; in addition , the debris fusion decision recognition method based on the proof fusion theory and the comprehensive debris recognition flow provide reliable recognition arithmetic for debris recognition ; and lastly , the fault fusion diagnosis judging method based on ferro - graph and spectral analysis provides the basic diagnosis method in theory for multi - fault premonitory diagnosis system of aero - engine
本文研究工作提出了大量磨粒特征参数，尤其深入研究了沉积链谱片的特征描述问题；同时，特征参数的敏感性、区分度与冗余度分析为磨粒特征参数的筛选优化提供了量化指标；另外，基于证据融合理论的磨粒统计融合决策识别方法以及磨粒综合识别流程为磨粒识别提供了可靠的识别算法；最后，基于光谱和铁谱信息的磨损故障融合诊断决策方法为发动机多故障征兆综合诊断系统提供了基本的诊断理论手段。