 neingeist
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717ea8c788
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Polynomial feature mapping
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10 years ago |
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neingeist
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1cc58802eb
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Learning curve function
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10 years ago |
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neingeist
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90f2928cee
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Move .gitignore to top-level directory
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10 years ago |
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neingeist
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2d6da3e3d4
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Regularized linear regression gradient
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10 years ago |
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neingeist
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6530916642
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Regularized linear regression cost function
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10 years ago |
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neingeist
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d93d111106
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Add programming exercise 5
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10 years ago |
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neingeist
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eccdcc0d81
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Regularized NN gradient
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10 years ago |
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neingeist
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bdecab8cf8
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Implement back propagation
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10 years ago |
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neingeist
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052f0625c3
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Random initialization
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10 years ago |
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neingeist
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863f1d7157
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Compute the sigmoid gradient
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10 years ago |
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neingeist
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395c5676dc
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Add regularization to the cost function
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10 years ago |
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neingeist
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f2154a8cc1
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Compute cost function for the neural network
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10 years ago |
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neingeist
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be6f3cbdef
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Move PDFs in top directory
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10 years ago |
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neingeist
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a17f47e396
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Add programming exercise 4
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10 years ago |
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neingeist
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073fbf0204
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Add neural network prediction function
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10 years ago |
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neingeist
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3bf3d9fdc3
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Add prediction function for one-vs-all classification
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10 years ago |
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neingeist
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cf0d25440c
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Train num_labels one-vs-all logistic regression classifiers
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10 years ago |
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neingeist
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9117809537
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Vectorized regularized logistic regression, again
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10 years ago |
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neingeist
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326a924044
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Add exercise 3
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10 years ago |
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neingeist
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f9243ef593
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Simplify regularization term
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10 years ago |
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neingeist
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9e9b9990bb
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Compute the gradient for regularized logistic regression
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10 years ago |
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neingeist
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f391ac661e
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Add cost function for regularized logistic regression
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10 years ago |
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neingeist
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224a17e4d3
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Plot negative samples in red
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10 years ago |
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neingeist
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c0b4d95f75
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Predict
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10 years ago |
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neingeist
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31c4ac1967
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Compute the gradient for logistic regression
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10 years ago |
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neingeist
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8c100a3f49
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Compute the cost function for logistic regression
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10 years ago |
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neingeist
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b863a3863e
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.gitignore ml_login_data.mat
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10 years ago |
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neingeist
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efe94282b4
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Compute the sigmoid function
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10 years ago |
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neingeist
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d52fa95328
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Plot the data
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10 years ago |
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neingeist
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580e52ddc5
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Initial commit of ex2
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10 years ago |
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neingeist
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ba377e29ba
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Linear regressing using the normal equation
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10 years ago |
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neingeist
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ad9ab582de
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Gradient descent for multiple features
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10 years ago |
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neingeist
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3dc8897634
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Compute cost for multiple variables
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10 years ago |
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neingeist
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e38033c00d
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Clean up whitespace
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10 years ago |
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neingeist
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8559c243c5
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Normalize features
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10 years ago |
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neingeist
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613220bb3e
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Clean up whitespace
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10 years ago |
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neingeist
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38064db8b3
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Print out the cost function J
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10 years ago |
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neingeist
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2bf076c2fc
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Gradient descent for one variable
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10 years ago |
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neingeist
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514431e135
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.gitignore login data
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10 years ago |
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neingeist
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14c85aa85c
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Compute Cost (for one variable)
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10 years ago |
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neingeist
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bc0eb3519f
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Plot the data
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10 years ago |
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neingeist
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136815f0b7
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Warmup exercise
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10 years ago |
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neingeist
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79825e97f4
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import exercise 1: IV. Linear Regression with Multiple Variables (Week 2)
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10 years ago |