Polynomial feature mapping
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1 changed files with 5 additions and 7 deletions
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@ -10,15 +10,13 @@ function [X_poly] = polyFeatures(X, p)
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X_poly = zeros(numel(X), p);
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X_poly = zeros(numel(X), p);
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% ====================== YOUR CODE HERE ======================
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% ====================== YOUR CODE HERE ======================
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% Instructions: Given a vector X, return a matrix X_poly where the p-th
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% Instructions: Given a vector X, return a matrix X_poly where the p-th
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% column of X contains the values of X to the p-th power.
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% column of X contains the values of X to the p-th power.
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%
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%
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%
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%
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for i = 1 : p
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X_poly(:,i) = X .^ i;
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end
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% =========================================================================
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% =========================================================================
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