Tiago Dias
Last seen: alrededor de 2 meses ago
119 total contributions since 2017
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Awarded to Tiago Dias on 11 Dec 2017
Question
Support Vector Machine: Linear or Non-linear
Hi, I have a doubt on SVM. SVM is a linear or non-linear method, or it depend on the type of kernel i am using. If i am usin...
9 meses ago | 1 answer | 0
1
answerQuestion
Aid with Intercepter Latex for Xlabel
Hi, It is possible to put the horizontal line above all letters of "KPI", i wanted to placed the symbol for the mean(KPI). Is t...
10 meses ago | 1 answer | 0
1
answerQuestion
What is the difference form using TreeBagger and Fitrensemble functions
Hi, I am wondering what is the difference between (1) and (2). I am trying to construct a predictive model, and I don't underst...
12 meses ago | 1 answer | 0
1
answerQuestion
How to remove the Range from colorbar in HeatMap
Hello to all, I wanted to place in the legend only the number 0 (red), 1 to yellow and 2 to green, I dont want to range from ...
alrededor de 1 año ago | 1 answer | 0
1
answerQuestion
OOBPredictorImportance How to interpret the values range?
Hello, To be able to calculate the importance of the predictors for TreeBagger it is needed to turn on the OOBPredictorImportan...
más de 1 año ago | 1 answer | 0
1
answerQuestion
Neural Networks Gradient - what is a good value?
Hello, When building neural networks with the toolbox, in the display I have a performance parameter, lower the better since it...
más de 1 año ago | 1 answer | 0
1
answerHow to do some calculations on nonzero nonNAN elements of an array
Hello, is this what u want to do? A = [1 NaN 2 NaN;3 1 4 5] result = A(1,:) ./ A(2,:) result = 0.3333 NaN ...
más de 1 año ago | 0
Question
Select matrix for training,testing and validation on ANN
Hello to all, completeX = [1:+1:100;2:+2:200]'; completeY = [1:+1:100]'; From my data set i divided in a specific form and I ...
más de 1 año ago | 1 answer | 0
1
answerQuestion
Radial Basis Function NN
Hello, I got my predictors 523 observations and 41 variables (523x41) and I got my response (523 observations x 1 variable). I...
más de 1 año ago | 1 answer | 0
1
answerQuestion
Find datetime in a vector
Hello, I want to find the index of two times that belong on a colum with a bunch of timedates t1 = datetime('10-09-2018 00:00:...
más de 1 año ago | 1 answer | 0
1
answerQuestion
Datetime shows month name and not number
Hello, I want to find a specific datetime in my vector full of date time in the format of (10-09-2018 00:00:00) days-month-ye...
más de 1 año ago | 1 answer | 0
1
answerQuestion
From a given vector create all combinations possible
Hello, from a given vector i want to create all possible combinations. I have the following code, a vector of [5 10 15] and I ...
más de 1 año ago | 1 answer | 0
1
answerQuestion
Artificial Neural Networks Hidden Layers
Hello, Below is my code to build a neural netword. Question 1 n defines the number of nodes in the hidden layer. How can i de...
más de 1 año ago | 2 answers | 0
2
answersQuestion
Implement Regression models in real systems
Hello, I used matlab for training and testing models (PLS, PCR, LAsso, ridge regression, and neural networks from the apps tool...
casi 2 años ago | 1 answer | 0
1
answerQuestion
How to calculate Repeatability and Reproducibility
Hello, I got a dataset X and Y. I got a PLS model, and so I got an Ypredicted, and i performed the PLS construction 50 times, ...
casi 2 años ago | 0 answers | 0
0
answersQuestion
bar chart with different width
Hi, I got a problem with my bar charts, some bar got a different width then others, for the cyan and mangent bars. I attach a p...
casi 2 años ago | 0 answers | 0
0
answersHow to select specific legend entries for bar chart
Hi, what is extraction?
casi 2 años ago | 0
Question
Create aditional legend on bar chart
Hello, I got a bar chart, and i want to have the bars with different colors. I would like to know if it possible to show somety...
casi 2 años ago | 1 answer | 0
1
answerQuestion
Change Colors of bar chart
Hello, I got a fig.file which is a bar chart (attached). And I want to change some bar charts to red for example, bar 4, 10 and...
casi 2 años ago | 1 answer | 0
1
answerQuestion
Turn off the dispaly of the values on Yaxis
Hello, I was wondering if it is possible to just turn off the values from 0 to 160 on Yaxis, but remaining the grid and Ticks? ...
casi 2 años ago | 1 answer | 0
1
answerQuestion
Change Width for YAxis (both) but not the grid
Hello, I want to change both YAxis Width but ax1.YAxis.Linewidth = 1.5 command doesnt work. I would like the width of both Yaxi...
casi 2 años ago | 1 answer | 0
1
answerQuestion
Lasso regression coefficient inperpretation
Hi, I got my data (predictors) and my response variable (Y_MOTOR) and I want to interpret the results when I build a Lasso mode...
alrededor de 2 años ago | 0 answers | 0
0
answersQuestion
Lasso regression coefficients interpretation
Hello, I want to built a lasso model for my data (predictors) to predict Y_MOTOR. load('predictors.mat') load('Y_MOTOR.ma...
alrededor de 2 años ago | 0 answers | 0
0
answersQuestion
Area under the curve in blocs
Hello, I would like to know the area under the curve in blocs from 1 to 2, 2 to 3, etc and also the total. x = [1 2 3 4 5 6 7 ...
alrededor de 2 años ago | 1 answer | 0
1
answerCreating a cell and allocation specific text
Instead of { } i used now ( ) and it works. result(1,2:end) = result_aux(1,1:end);
alrededor de 2 años ago | 0
Question
Creating a cell and allocation specific text
Hello, My objective is to create an array cell like: result = {'Intercept','X1','X2','X3',....'X41'}, in the 1st colum I got t...
alrededor de 2 años ago | 3 answers | 0
3
answersQuestion
Save a file inside a subfolder of a folder
Hello, In my directory I want to be able to creade a Folder, call a function do perform some calculations, and the results of t...
alrededor de 2 años ago | 1 answer | 0
1
answerChange the name of structure inside a cell
@Stephen Cobeldick the objective was just when i open "stuff" to see that the column 1 is label with a specific name and column ...
más de 2 años ago | 0
Question
Change the name of structure inside a cell
Hello, I got the cell names stuff with 2 field values. When I open "stuff" i see a message "1x1 struct", can i change this disp...
más de 2 años ago | 2 answers | 0
2
answersQuestion
Round number to just 2 decimals cases
Hi, I want to round A A = [47.1847 18.78417 8.7849 3.3514]'; B = round(A,2) C = floor(A*100)/100 so i can get result = [ 4...
más de 2 años ago | 1 answer | 0
1
answer
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