neural network to detect points in signal

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michael scheinfeild
michael scheinfeild am 28 Mär. 2016
Kommentiert: Greg Heath am 30 Mär. 2016
i have two signals they look like sine wave but with some noise . in this signals of length 100 each i have 1-5 points each time(caqn change) i want to detect. my question is can i use neural network to detect points. i want network will have 2* 100 inputs which represent signal and 100 outputs which can be 1 or 0. the issue that each time i have different signals and the point location is different is it possible to design such network

Akzeptierte Antwort

Greg Heath
Greg Heath am 28 Mär. 2016
You don't need the complexity of a neural network.
Just use something like
d = 5
y = zeros(1,100);
for i = 1:100-d
if sae(x1(i:i+d)-x2(i:i+d)) > thresh
y(i+d) = 1
end
end
Hope this helps.
Thank you for formally accepting my answer
Greg

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michael scheinfeild
michael scheinfeild am 29 Mär. 2016
more complex example . the marked lines are outputs as one. they represent some stage of system which marked manually as ground truth. if i use if then else condition's it will be to large
  1 Kommentar
Greg Heath
Greg Heath am 30 Mär. 2016
I don't fully understand your comment. However if you are complaining that multiple outputs have to be compared to multiple ground truth standards, then I feel for you.
Good Luck,
Greg

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