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Sara


Last seen: 7 months ago
24 total contributions since 2018

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Question


How to use extrapolation to predict the future data
Hello, I have a dataset of degradation of different systems. Normally a system degrades when its health reaches 80% of its ini...

7 months ago | 1 answer | 0

1

answer

Question


How to validate NARX network
Hello, I trained a NARX model with 5 neurons and 2 time delays. after training, I validated my model on unseen data using the ...

1 year ago | 0 answers | 0

0

answers

Question


How to shift one of the plots in a figure to the right.
Hello, I have two dataset (the second one is subset of the first data set, predicting with NN). I want to plot both of them and...

2 years ago | 1 answer | 0

1

answer

Answered
what is regularization coefiicient
Thanks for your answer.

2 years ago | 0

Question


How to set the range of X axis equal to a column vector
Hello, I want to creat a plot with two x axis (first one in the bottom and second one in the top) . I want to set the range of ...

2 years ago | 1 answer | 0

1

answer

Answered
how to rename a bunch of csv files in a folder
I rename all files with this code. It is not the best solution nor the professional one, but it works for my case . Thanks. ...

2 years ago | 0

Question


how to rename a bunch of csv files in a folder
Hello, I have a folder containing several subfolders in which there are bunch of csv files. I want to rename the csv files in...

2 years ago | 3 answers | 0

3

answers

Question


What the function "preparets" does in NARX neural network toolbox
I am using the NN timeseries App(NARX), I didn't understand the idea of using function "preparets" my input is 13*15 and my targ...

2 years ago | 1 answer | 0

1

answer

Question


How to plot and calculate 95% confidence interval
Hello, I have two vectors of the actual values and predicted values and I want to calculate and plot 95% confidenence interval ...

2 years ago | 1 answer | 0

1

answer

Question


how to split a member of cell array
I have a cell array of 100*1 and each member has the size of 5*700. what I want to do is split each member to 5 member of 1*700....

2 years ago | 2 answers | 0

2

answers

Question


How to extract signal features for machine learning
I have a data set of some signal. what I want to do is to extract their features and use them for classification. However,I am c...

2 years ago | 1 answer | 1

1

answer

Question


how to convert cell in matrix
I have a 1*4 cell array and all members have the same size "{ [100*1] , [100*1], [100*1] ,[100*1]}" . I want to convert cell arr...

2 years ago | 2 answers | 0

2

answers

Question


finding slope of a signal
Hello. I have two signals (according to figure) and I want to find the slop of each signal. Thanks for further help. ...

2 years ago | 1 answer | 0

1

answer

Question


how to repeat elements of column vector
I have a matrix of 40500*4 and which its first column is time stamp of 1 to 1500 (for example 300 rows have the value 1 for its ...

2 years ago | 1 answer | 0

1

answer

Question


how to set a range for xlsread command
I write a function to read all CSV files in my folder at once and and save all of them in one table. But I have problem regardin...

2 years ago | 1 answer | 0

1

answer

Question


saving multiple output of each iteration of for loop
I am writing a for loop and each iteration has one column and lets say m rows. How to save the output of all iterations in a sin...

2 years ago | 1 answer | 0

1

answer

Question


using radial basic function for prediction
I have a large data set(1829559*4) relating to "run to failure" of a device. three columns are my input an last column is my ta...

2 years ago | 1 answer | 0

1

answer

Question


what is regularization coefiicient
I try to use "ELM kernel" code for matlab,(http://www.ntu.edu.sg/home/egbhuang/elm_codes.html). However it seems vague for me an...

3 years ago | 2 answers | 0

2

answers

Question


how to compare string array with the names of structure's fields.
I have a structure with 12 fields and a string array named variables containing 4 values. I want to compare all values in my str...

3 years ago | 2 answers | 0

2

answers

Question


file ensemble data store
I have problem regarding creating a read function in file ensemble datastore, *"fileEnsembleDatastore"*,. is there anybody who ...

3 years ago | 1 answer | 0

1

answer

Question


How to access remote data stores
Hello, I know that matlab supports to access to remote data stores like "Amazon S3" and "Windows Azure Blob Storage". However, ...

3 years ago | 0 answers | 0

0

answers

Answered
How to train a time series dataset ?
Hello Majid, thanks for your answer, I just want to train current's behavior according to the corresponding time. So that in ca...

3 years ago | 0

Question


How to train a time series dataset ?
I have a data set with 2 columns (the first column is related to currents of a battery and the second column indicates the tim...

3 years ago | 4 answers | 0

4

answers

Question


How can I classify columns of a table
I have a csv file with several columns ( current, voltage, time, temperature). I want to classify each column separately, I mea...

3 years ago | 1 answer | 0

1

answer