Re: predict

[Kimmo Luoma]

Hi!

Im not sure what arguments sigmoid accepts but
multiplication works if you replace x*theta with theta*x or
x'*theta'.
The result is that in first you get size(theta*x)=[300,3]
and in second size(x'*theta')=[3,300].
Hope this helps.

Kimmo

On Tue, 2011-11-15 at 22:50 +0200, Tomi Piriyev wrote:
> hi,
> 
> "
> if sigmoid(theta'*x) >= 0.5, p =1
> else p=0
> "
> i tried to use this code, , but compiler gets "error: operator *:
> nonconformant arguments (op1 is 1x3, op2 is 100x3)"
> 
> 
> could you help me
> 
> 
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