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?

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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 ...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 0

Question

trainImageCategoryClassifier vs Classification learner app of the matlab

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

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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 ...

plus de 4 ans il y a | 1 réponse | 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 ...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 2 réponses | 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...

plus de 4 ans il y a | 1 réponse | 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...

plus de 4 ans il y a | 1 réponse | 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 ...

plus de 4 ans il y a | 2 réponses | 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...

plus de 4 ans il y a | 1 réponse | 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 ...

plus de 4 ans il y a | 4 réponses | 0

Réponse apportée

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.

plus de 4 ans il y a | 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...

plus de 4 ans il y a | 2 réponses | 0

Question

How to make multiple boxplots in one axes?

I found this link regarding my question: https://www.mathworks.com/help/stats/boxplot.html for a sample data. But did not ex...

plus de 4 ans il y a | 1 réponse | 0

Question

How to say remove "-1" from the end of a string if exists?

I have array of strings that some of them have "-1" at the end. Like "sectioned-1". How can I get rid of "-1" from the end of t...

plus de 4 ans il y a | 2 réponses | 0

Question

Why not adding space between words

strcat('Scale Factor = ',num2str(table2array(T(min(find(find_groups==k)),'scalefactor')))) and the output is like: 'Scale Fac...

plus de 4 ans il y a | 3 réponses | 0

Question

Problem saving the figures

I need to save figures produced by a function. The figures are open in matlab Iused this code: save_jpegs='C:\Users\jpegs'; sa...

plus de 4 ans il y a | 1 réponse | 0

Question

Save the table to a specific folder

I use this code to save the matlab table. When I run the code, it is done proerly but no table is found at the folder. Any idea?...

plus de 4 ans il y a | 2 réponses | 0

Question

Find the orientation of the skeletonized image

Is there any command that can find the orientation of skeletonized image? like the attached image that average angle of lines wi...

plus de 4 ans il y a | 2 réponses | 0