今天看到了抖音中的一位人物介绍，我才认识了中国芯片之母黄令仪。 黄令仪1936年生，北京人，现为龙芯中科的研究员，毕业于华中工学院(今华中科技大学)。 黄令仪院士。在抗战中长...
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win10+ubuntu16.04双系统制作这里说明的是一个u盘只能装一个系统盘 1. ubuntu16.04系统盘制作 镜像 ubuntu-16.04.6-desktop-amd64.iso 下载。 在 rufus官...
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【机器学习】-Week6.1 Evaluating a Hypothesis
Once we have done some trouble shooting for errors in our predictions by: Getting more ...
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【机器学习】-Week5.6 Putting it TogetherFirst, pick a network architecture; choose the layout of your neural network, including...
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【机器学习】-Week5.5 Random InitializationInitializing all theta weights to zero does not work with neural networks. When we back...
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【机器学习】-Week5.5 Gradient Checking
Gradient Checking Gradient checking will assure that our backpropagation works as inten...
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【机器学习】-Week5.4 Implementation Note: Unrolling Parameters
With neural networks, we are working with sets of matrices: In order to use optimizing ...
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【机器学习】-Week5.3 Backpropagation IntuitionRecall that the cost function for a neural network is: If we consider simple non-multic...
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【机器学习】-Week5.2 Backpropagation Algorithm （神经网络）Backpropagation Algorithm "Backpropagation" is neural-network terminology for minimizin...
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【机器学习】-Week5.1 Cost Function （神经网络）
Cost Function Let's first define a few variables that we will need to use: L = total nu...
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【机器学习】-Week4.5 Multiclass ClassificationMulticlass Classification To classify data into multiple classes, we let our hypothesis...
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【机器学习】-Week4.4 Examples and Intuitions IIExamples and Intuitions II TheΘ(1)matrices for AND, NOR(Not x1 and Not x2), and OR are:...
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【机器学习】-Week4.3 Examples and Intuitions I
Examples and Intuitions I A simple example of applying neural networks is by predicting...
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【机器学习】-Week4.2 Model Representation II
Model Representation II To re-iterate, the following is an example of a neural network:...
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【机器学习】-Week4.1 Model Representation IModel Representation I Let's examine how we will represent a hypothesis function using ...
