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Sunshine


Last seen: 4 days ago |  Active since 2020

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Question


Sort table into 2 tables
I have this subset table that I've written to the attached csv. I want to sort the table such that if a user_id's score ever get...

4 days ago | 1 answer | 0

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answer

Question


Error using horzcat Dimensions of arrays being concatenated are not consistent
My goal is to display the distinct u_id along with the highest score. The u_id can have multiple entries. 1) I create NX2 doub...

28 days ago | 1 answer | 0

1

answer

Question


Comparing data in a spreadsheet
I have data that I need to compare. I am not sure how to code this in Matlab. So for instance, I have columns, A, B, and C as be...

3 years ago | 1 answer | 0

1

answer

Question


Using GMM for input points to find clusters, mean, and covariance
I have this data (200 x and y values) in a file that I can read in and plot. I am following https://www.mathworks.com/help/stats...

3 years ago | 1 answer | 0

1

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Question


meas is unrecognized, attempting to read in a file and plot data
I am attempting to follow https://www.mathworks.com/help/stats/clustering-using-gaussian-mixture-models.html with my own data. M...

3 years ago | 1 answer | 0

1

answer

Question


Combining functions and commands in to one script
I have to provide a script that reads in values from 2 separate files. The script should also provide an output file for the pre...

3 years ago | 2 answers | 0

2

answers

Question


I have a 10x10 matrix file. I am trying to modify it so that I have a 100x1 matrix. When I use c_ndgrid = ndgrid(c), I get 100x1 but it is evaluating column then row. How do I get row then column?
I have a 10x10 matrix file. I am trying to modify it so that I have a 100x1 matrix. When I use c_ndgrid = ndgrid(c), I get 100x1...

3 years ago | 1 answer | 0

1

answer

Question


I have multiple files. I need to combine info in the files.
I have multiple files of the same length that represent a and b. For each value in a, I need to create a table such that I get a...

3 years ago | 1 answer | 0

1

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Question


Can't install matlab_R2020b_win64.exe on Windows 10. Anytime I try to install using this exe the winzip extractor opens.
Can't install matlab_R2020b_win64.exe on Windows 10. Anytime I try to install using this exe the winzip extractor opens (see att...

3 years ago | 0 answers | 0

0

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Question


I have 2 input files and one output file for supervised learning. I wanted to use nnstart because I really don't know Matlab but I want to learn it. The nnstart tool only allows one input. What should I do?
I have 2 input files and one output file for supervised learning. I wanted to use nnstart because I really don't know Matlab but...

3 years ago | 1 answer | 0

1

answer

Question


Display standard deviations and data points on a graph
I have calculated the mean and standard deviations. I am attempting to display the mean and standard deviations along the x-axis...

4 years ago | 1 answer | 0

1

answer

Question


Plot mean and standard deviations along with data on a bell curve
I have columns of data, numbering approximately 120 rows. The data is 1 thru 5, representing survey data. I am working on analyz...

4 years ago | 1 answer | 0

1

answer

Question


Calculate 2 and 3 standard deviations
I'm working on calculating 2 and 3 standard deviations to plot on a graph. I'm using the functions mean() and std() for mean and...

4 years ago | 0 answers | 0

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