An improved BP neural network classifier is used to recognize CD4 cell images in this paper.

采用改进的BP网络分类器对CD 4细胞图像进行识别。

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A mix model with the subspace classifier and BP neural network classifier was realized, which is used in handwritten English letter and number recognition.

最后，用子空间分类器和BP神经网络分类器构造了一个混联模型，用于手写英文字母和数字的识别。

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K-neighbor classifier, BP neural network classifier and SVM classifier are used for gait identification respectively, and all of them obtain good identification results.

分别采用K -近邻分类器、BP神经网络分类器和SVM分类器进行步态鉴别实验，均获得了较好的鉴别效果。

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