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引自:https://blog.csdn.net/chenyuping333/article/details/82526440 https://www.cnblogs.com/zhhfan/p/10187634.html (1)LeNet:元老级框架,结构简单,却开创了卷积神经网络的新纪元,具有重要 阅读全文
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引自:https://blog.csdn.net/EngineerHe/article/details/100126694 实现代码: import numpy as np def sigmoid(x): y=1/(1+np.exp(-x)) retunrn y def d_sigmoid(x): 阅读全文
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计算机视觉任务主要分为:分类、检测、识别、定位四大类。 L1 loss ,L2 loss和smooth L1 loss 引自:https://cloud.tencent.com/developer/article/1441560 https://blog.csdn.net/qq_26598445/a 阅读全文