模式识别系统 meaning in English
prs pattern recognition system
Examples
- Feature extraction through 2 - order polynomial fit of the descending part of the response curve made possible a timesaving measurement process . the performances of two pattern recognition algorithms , namely principal component analysis ( pca ) and linear discriminant analysis ( lda ) in practical problems were discussed . artificial neural network ( ann ) was utilized with back - propagation algorithm ( bpa ) , and the combination of pca / lda with ann improved the identification performance of the system
基于对模式识别系统的深入研究，提出了从响应阶段数据提取特征的方法，节省了测试所需时间；比较了主成分分析法( principalcomponentanalysis , pca )与线性判别式法( lineardiscriminantanalysis , lda )两种模式识别方法在实际应用中的不同结果，分析了原因；设计了采用误差反传算法back - propagationalgorithm , bpa )的前向人工神经网络( artificialneuralnetwork , ann ) ，并指出其应用中存在的问题，提出了改进建议；利用pca lda与ann相结合的方法改善了系统的识别性能。 - Their pd signals are measured and measured cables are anatomized to observe their discharging trace . implement of picking - up character and mode classifying are introduced , and expatiate the principle of artificial neural networks . soft program is necessary to pick - up the character of pd signals and classify pd mode
论文介绍了由特征量提取器和模式识别分类器两大模块构成的模式识别系统，阐述了人工神经网络的模式识别原理，本文一方面采用信号的prpd模式的放电次数和统计算子作为bpnn的输入信号，设计了相应的bpnn模式识别程序；另一方面采用prpd模式的统计算子作为sart人工神经网络的输入，设计了相应的sart神经网络模式识别程序。