Question

What "Kernel Scale" is svm really is?

I checked several places in matlab tutorial but did not find explicit definition of "kernel scale". According to question like t...

38 minutes ago | 0 answers | 0

Question

What is matlab's default to calculate the kernel scale?

For example if I choose linear kernel like ax+b, how does a and b are chosen/calclated by matlab by default?

2 hours ago | 0 answers | 0

Question

Assign mean and max value to a heatmap color bar

In order to be have consistant colorbar for all plots, how can I set a min and max to the heatmap color bar? I want to customize...

17 hours ago | 1 answer | 0

Question

How to set the matlab heatmap properties to all heatmaps without repetition?

h = heatmap(folder_name_cells,folder_name_cells,Mat_Linear,'ColorScaling','log','MissingDataColor','1.00,1.00,1.00',... 'Gr...

2 days ago | 0 answers | 0

Question

How to assign the value to the min/max of a color map in heatmap?

I need zero to be yellow and 1 to be green but it is opposite in the heatmap now: Any idea to reverse this?

3 days ago | 1 answer | 0

Question

How to hide the value in heatmap?

I need to hide the value in the heatmap if it is zero. Any suggestion?

3 days ago | 1 answer | 0

Question

How to generate triangular heatmap using matlab?

I need to make a trinagular matrix like the image below: Any idea to generate using matlab? The data I have is a table shown...

3 days ago | 1 answer | 0

Question

The detail of heuristic procedure used by Matlab

It is stated here: "the software uses a heuristic procedure to select the scale value. The heuristic procedure uses subsampling...

7 days ago | 1 answer | 0

Question

Why character or string array cannot be constructed like numerical array?

For eample: a=[]; a(1:3)=1 but you cannot make string of character the same way: a=[]; a(1:3)="er" it returns: a = Na...

8 days ago | 1 answer | 0

Question

bagOfFeatures histogram yaxis is decimal

According to here, bagOfFeatures make he histogram after encoding like this: The word count on th yaxis are integer numbers....

14 days ago | 0 answers | 0

Question

Any idea to make scatter plot more clear to read?

there are multiple points that are hidden under the red and orange points. Any idea to make this plot more understandable?

18 days ago | 1 answer | 0

Question

What type of data is this isCategoricalPrd = [false, false, false, false, false];? the members of this matrix are not character nor string.

Here is the matrix isCategoricalPrd = [false, false, false, false, false]; I want to know the type of matrix members and how t...

24 days ago | 1 answer | 0

Question

What factors I need to consider when transferring to new version of Maltab?

I am currently using 2018b and want to transfer to latest version of 2020. As I did huge coding on the 2018b I am concerned this...

1 month ago | 2 answers | 0

Question

Export ROC curve in matlab classifcation learner app

Why it is not possible to save the ROC or confusion matrix from matlab classification app?

1 month ago | 1 answer | 0

Question

Is it possible to save matlab classifier workspace?

I need to save matlab classifier workspace so that later I can do some processes without the need to run the models from the scr...

1 month ago | 1 answer | 0

Question

Where is Naive Bayes in classification learner?

According to https://www.mathworks.com/help/stats/train-classification-models-in-classification-learner-app.html Naive Bayes cla...

1 month ago | 1 answer | 0

Question

Combine two tables with their corresponding rows

I have two tables and want to combine them with their corresponding first column. So that "ss" and "dd" will be in a new table w...

1 month ago | 1 answer | 0

Question

How to make subplot accept the positions like matrix?

Assume there is 3*3 subplot, subplot(3,3,p) which p gives the location like 1,2,... from left to right and so on. How can I set ...

1 month ago | 1 answer | 0

Question

How to add a trendline to a histogram plot and not show the histogram?

I need to add a trendline to the histogram and becuase I have several datasets I want to remove the histogram and keep only tren...

1 month ago | 1 answer | 0

Question

Why anovan does not accept p = anovan(y) like anova1?

The dataset that I have has different numbr of smaples so I need to do unbiased ANOVA test. I realized that anovan does not acce...

1 month ago | 0 answers | 0

Question

Can Matlab generate this plot?

I have data series A, B, C, D and E. Each one has a series of multiple angles for example data A has 15 members that range...

2 months ago | 1 answer | 0

Question

trainImageCategoryClassifier vs Classification learner app of the matlab

trainImageCategoryClassifier is based on svm classification technique. Classification learner app has more classification techni...

2 months ago | 1 answer | 0

Question

How does grid extracts feature descriptors in the Bag of Visual Words?

Accroding to here: https://www.mathworks.com/help/vision/ug/image-classification-with-bag-of-visual-words.html If you choose t...

2 months ago | 1 answer | 0

Question

How to delete a whole table in the matlab?

I am running a loop which builds table and I need to delete the whole table for the next table. I used clear like "clear tablena...

2 months ago | 1 answer | 0

Question

How can I separate the arrays when making a table?

I need to make table from two arrays. One array is matrix of n*1 and the other array is n*5. When I make table the table size ...

2 months ago | 1 answer | 0

Question

How to combine two cell arrays?

I need to combine two cell arrays: cellarray1= {'P'} {'A'} {'Pi'} {'Ab'} {'Pa'} and cellarray2={'e'} I want to ...

2 months ago | 1 answer | 0

Question

How to make pairplots using gplotmatrix?

Attached is the data of three categories. I need to make pairplots for them. They have different length. How can I swal with dat...

2 months ago | 0 answers | 0

Question

why xlswrite writes each letter of the string into each cell of excel?

I used xlswrite to write a string which is the mixture of letters and numbers into the excell cell. I want each string to be wri...

2 months ago | 1 answer | 0

Question

How to make group of ones more systematic approach?

I have this groups of ones: group = [ ones(size(Ribboned_100.unpatterned_B1.(string(var(i))))); 2 * ones(size(Ribboned_100.unp...

2 months ago | 1 answer | 0

Question

Any idea how to do and represent ttest results on box plot?

I have boxplot that are 6 boxplots represented in on x and y axis. I wnt to do ttest to find the signigcance of the data between...

2 months ago | 2 answers | 1