photo

Stephen Gray


Last seen: Today |  Active since 2019

Followers: 0   Following: 0

Statistics

  • Thankful Level 3
  • Thankful Level 2

View badges

Feeds

View by

Question


Problems loading factoryReports.csv example
Hi I've just purchased the Text Analytics module and am trying out one of the demos which uses factoryReports.csv. I've downoa...

1 month ago | 2 answers | 0

2

answers

Question


Worker crashed while executing code
Warning: 1 worker(s) crashed while executing code in the current parallel pool. MATLAB may attempt to run the code again on the ...

6 months ago | 0 answers | 1

0

answers

Question


Error (misclassification probability or MSE)
Hi all. I am trying to use the Error (misclassification probability or MSE) function. In the help documentation it shows an ex...

6 months ago | 1 answer | 0

1

answer

Question


Speed up Some Code
Hi all. I'm trying to speed up the code below. It's from the SMOTE function that was wrtitten for MATLAB and works really well...

6 months ago | 1 answer | 0

1

answer

Question


Speed Up String Conversion
Hi all. I am trying to speed up string conversion of a table field as below :- GoingUC=string(table2cell(Inps(:,5))); Inps is...

7 months ago | 1 answer | 0

1

answer

Question


Categorical to Numeric problem
Hi I have a table that has numeric and categorical items in it. I have converted the catergorical items to numeric using the...

11 months ago | 2 answers | 0

2

answers

Question


NN memory usage calculation
Hi all Is there a way to calculate the memory a NN will use when training? My NN is net=feedforwardnet([60,30,1]) with 12 vari...

1 year ago | 1 answer | 0

1

answer

Question


Specify Multi core performance processor usage
Hi all. Is there a way when using multi core on a PC to specify that Matlab uses the performance cores first before using the e...

1 year ago | 1 answer | 0

1

answer

Question


New data from one hot encoded NN
Hi all. I have a Neural Net with a few One Hot endocded fields. Everything is working well and it is exhibiting the learning r...

1 year ago | 1 answer | 0

1

answer

Answered
net.predictFcn produces 'Argument to dynamic structure reference must evaluate to a valid field name.'
Hi all. Solved it myself. I should have been using net(matrix) instead of predictFcn to get the results. Error is a bit misle...

1 year ago | 0

| accepted

Question


net.predictFcn produces 'Argument to dynamic structure reference must evaluate to a valid field name.'
The following code works great, i.e. I get the correct result an d a good performance score. How ever when I use the net.predic...

1 year ago | 1 answer | 0

1

answer

Question


Trained Model Predict output from unknown values
Hi all. I've got a trained horse racing model and can predict from this as the prediction variables are known at runtime :- Odd...

3 years ago | 1 answer | 0

1

answer

Question


fitcensemble settings to speed the process up
I have a table with 260000 records, 9 fields of which 3 are categorical, the rest are double with the ninth being the target (0 ...

4 years ago | 1 answer | 0

1

answer

Question


Feedforward Net convert from Python
Hi. I have an example of a feedforward network written in Python using an ADAM optimizer which I want to replicate in Matlab. ...

4 years ago | 1 answer | 0

1

answer

Answered
Neural net backpropogation as per EasyNN-plus
Looking at this again, I think I need to be using feedforwardnet. The problem is fitting my data to the lines net = feedforwar...

5 years ago | 0

| accepted

Question


Neural net backpropogation as per EasyNN-plus
Hi all. I'm not sure if anyone has heard of EasyNN-plus (EasyNN-plus) but I'm trying to build something similar in Matlab. Acc...

5 years ago | 3 answers | 0

3

answers