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60 lines
1.4 KiB
Plaintext
60 lines
1.4 KiB
Plaintext
s.reboot
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~urn = { |n=31416, min=0,max=31415| (min..max).scramble.keep(n) };
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// creates 200 indices, then values of the output of a fundion with a predictable shape of a sinewave
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n = 200
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~idx = ~urn.value(n)
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~data = n.collect{|i|sin(~idx[i]/5000)}
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// creates the dataset with these associated indices and values
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(
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~simpleInput = FluidDataSet(s,\simpleInput);
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~simpleOutput = FluidDataSet(s,\simpleOutput);
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b = Buffer.alloc(s,1,1);
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~mappingviz = Buffer.alloc(s,512);
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)
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(
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Routine{
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n.do{|i|
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b.set(0,~idx[i]);
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~simpleInput.addPoint(i.asString,b,{("Added Input" + i).postln});
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s.sync;
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b.set(0,~data[i]);
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~simpleOutput.addPoint(i.asString,b,{("Added Output" + i).postln});
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s.sync;
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~mappingviz.set((~idx[i]/61).asInteger,~data[i])
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}
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}.play
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)
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~simpleInput.print
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~simpleOutput.print
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//look at the seeing material
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~mappingviz.plot(minval:-1,maxval:1)
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//create a buffer to query
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~mappingresult = Buffer.alloc(s,512);
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//make the process then fit the data
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~knn = FluidKNNRegressor(s,3,1)
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~knn.fit(~simpleInput, ~simpleOutput, action:{"fitting done".postln})
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// query 512 points along the line (slow because of all that sync'ing)
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(
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~knn.numNeighbours = 1; // change to see how many points the system uses to regress
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Routine{
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512.do{|i|
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b.set(0,i*61);
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~knn.predictPoint(b,action:{|d|~mappingresult.set(i,d);});
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s.sync;
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i.postln;
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}
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}.play
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)
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// look at the interpolated values
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~mappingresult.plot
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