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Cheng Zhang


Last seen: 3 years ago |  Active since 2021

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How to get the R (not R^2) from a linear regression 'poly1'?
When I use [f,gof,output] = fit(x,y,'poly1') I can get gof = struct with fields: sse: 0.3126 ...

3 years ago | 1 answer | 0

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Question


Optimise multiple variables with "Division by an OptimizationVariable not supported"
I try to fit several unknown constants to match the experimental data. % experimental data c = [0.05; 0.1; 0.2; 0.4; 1]; obs ...

3 years ago | 1 answer | 0

1

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Question


Can I use weights and bias to manually verify the feedforwardnet?
I have 20 input and 20 target. I build feedforwardnet with one hidden layer of 10 neurons. I got "input weight (IW)" size of 10*...

3 years ago | 1 answer | 0

1

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Question


How to re-load MatLab's feedforwardnet to Workspace?
I create a feed-forward neural network 100 times, each time with different input and target. The trained model is saved into "FF...

3 years ago | 1 answer | 0

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