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12 lines
323 B
Matlab
12 lines
323 B
Matlab
10 years ago
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function sim = linearKernel(x1, x2)
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%LINEARKERNEL returns a linear kernel between x1 and x2
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% sim = linearKernel(x1, x2) returns a linear kernel between x1 and x2
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% and returns the value in sim
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% Ensure that x1 and x2 are column vectors
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x1 = x1(:); x2 = x2(:);
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% Compute the kernel
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sim = x1' * x2; % dot product
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end
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