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...

alrededor de 9 horas ago | 0 answers | 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...

1 día 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....

7 días 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?

11 días 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...

17 días 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...

24 días 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?

25 días 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...

25 días 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...

27 días 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...

alrededor de 1 mes 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 ...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 1 mes 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 ...

alrededor de 1 mes 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 ...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 1 mes 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...

alrededor de 2 meses ago | 2 answers | 1

Question

How to find the name of the first filed of a struct?

I have a structre which has some fields. How can I find the field name of the first field? Here is the struct I have: struct...

alrededor de 2 meses ago | 1 answer | 0

Question

Can I make dynamic name for the structure?

I wanted to know whether I can make the name of a structure dynamically in the code or not. Not the name of the fields. I mean t...

alrededor de 2 meses ago | 1 answer | 0

Question

How to detect bright thick fibers around boundary?

I need to extract bright thick fibers that are surrounding the cell. In this image: The bright thick fiber that I am talking ...

alrededor de 2 meses ago | 2 answers | 0

Question

How can add a name of table by concatenating strings?

I have multiple matlab tables that at first I need load them to the matlab and then do some analysis. Assume they are saved with...

2 meses ago | 1 answer | 0

Question

Does matlab have any function that can compare multiple numbers and return logical value zero or one?

I need to find a matlab function that does this: F(2,3,4)=0 F(2,2,2)=1 F(5,6,7,8,9,2)=0 F(6,6,6,6,6,6,6,6)=1 if all inputs ...

2 meses ago | 4 answers | 0

Answered

How to break a large table into a set of smaller tables?

@Walter Roberson Yes onn of the columns of table are string (column 27) the other is numeric.

How to break a large table into a set of smaller tables?

@Walter Roberson Yes onn of the columns of table are string (column 27) the other is numeric.

2 meses ago | 0

Question

How to break a large table into a set of smaller tables?

https://www.mathworks.com/matlabcentral/answers/229847-how-to-break-a-large-table-into-a-set-of-smaller-tables This question is...

2 meses ago | 2 answers | 0