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Karolina


Active since 2013

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How to evaluate RMSE, MAE, and bias from confusion matrix?
I have confusion matrix representing the results of my classification: A = 3593 % True Positive B = 305 % False Positive...

meer dan 7 jaar ago | 0 answers | 0

0

answers

Question


Boxplot legend not displayed properly
I would like to add a legend to my <https://de.mathworks.com/help/stats/boxplot.html boxplot> which represents four different va...

bijna 8 jaar ago | 0 answers | 0

0

answers

Question


How to rescale the size of points in scatter plot?
I generated <https://de.mathworks.com/help/matlab/ref/scatter.html scatter> plot for four variables where one variable specify t...

bijna 8 jaar ago | 1 answer | 0

1

answer

Question


How to generate polat plot for 4 variables
I would like to generate <https://de.mathworks.com/help/matlab/examples/plotting-in-polar-coordinates.html#zmw57dd0e4423 polar s...

bijna 8 jaar ago | 1 answer | 0

1

answer

Question


Random selection of n values from a vector - which function should I use?
I have a vector with twenty unique values from 1 to 20. I would like to select randomly two values from my vector. Which option ...

bijna 9 jaar ago | 1 answer | 0

1

answer

Question


Histogram - problem with X axis (shifting the data)
I plotted a histogram which represent three data: A, B, C. The A represent the sum of B+C. I think there is something wrong with...

bijna 9 jaar ago | 1 answer | 0

1

answer

Question


ROC curve - how automatically find the most suitable threshold?
I have a ROC curve for my data. I would like to find the most suitable threshold for data classification. The threshold should b...

bijna 9 jaar ago | 4 answers | 0

4

answers

Question


plotmatrix - how to change the color according to one variable in data?
I have dataset with 5 different variables. I would like to generate plotmatrix where all plots are colored according to the firs...

bijna 9 jaar ago | 3 answers | 0

3

answers

Question


How to plot ROC curve?
I have dataset which I classified using 10 different thresholds. Then I evaluated true and false positive rate (TPR, FPR) to gen...

bijna 9 jaar ago | 1 answer | 0

1

answer

Question


Wind rose - how to remove axis?
I would like to remove axis (circle axis) from a wind rose graph. I have used some of the following options, but they did not wo...

ongeveer 9 jaar ago | 2 answers | 0

2

answers

Question


How to add a legend for bar and line plot on one figure?
I have a graph which represents 8 different variables (4 bars, 4 line graphs). I would like to add a legend with these 8 variabl...

ongeveer 9 jaar ago | 2 answers | 0

2

answers

Question


Bar graph - how to add transparency in Matlab 2014b
I would like to add transparency to my bar graph. However, any option which I have found in Matlab forum does not work in my Mat...

ongeveer 9 jaar ago | 1 answer | 0

1

answer

Question


How to change the color and remove values from wind rose?
I would like to change the color of my wind rose, but the code which I used does not work properly. After applying the code, whi...

ongeveer 9 jaar ago | 1 answer | 0

1

answer

Question


How to plot a wind rose?
I would like to plot a wind rose. I used the following code: rose(A,8); % A is my data view(90, -90); But in the resu...

ongeveer 9 jaar ago | 1 answer | 0

1

answer

Question


How to do boxplot for vectors with different sizes
I have four vectors (A1, A2, A3, A4) which have different length, I am trying to generate boxplot for these data: boxplot([...

meer dan 9 jaar ago | 2 answers | 1

2

answers

Question


How to exclude NaN values from evaluation on raster data
I have a raster which have NaN values. I would like to evaluate <http://de.mathworks.com/help/images/ref/graythresh.html graythr...

meer dan 9 jaar ago | 1 answer | 0

1

answer

Question


How to exclude some value from raster matrix
I have a raster matrix with float values. I would like to find the minimum, median, mean, and the maximum values of my data, but...

meer dan 9 jaar ago | 1 answer | 0

1

answer

Question


Conversion raster data according to X,Y histogram axis to apply FWHM
I have a raster data for which I generated a histogram using <http://de.mathworks.com/help/matlab/ref/histogram.html histogram> ...

meer dan 9 jaar ago | 1 answer | 0

1

answer

Question


Is it possible to do scatter plot for two raster datasets?
I would like to do scatterplot for two raster datasets. As I found in matlab help, scatterplot works for vector data. Is it poss...

meer dan 9 jaar ago | 1 answer | 0

1

answer

Answered
How to add: min, max, mean, median, st dev values to histogram legend
Thank you for the answer. Yes, the error, unfortunately, occurs every time. Your script works well, but I have to generate ...

meer dan 9 jaar ago | 0

Question


How to add: min, max, mean, median, st dev values to histogram legend
I would like to add information about min, max, mean, median, and st dev to the histogram. I tried to do this using the followin...

meer dan 9 jaar ago | 2 answers | 0

2

answers

Question


How to evaluate mean for column
I have a data with 5 columns: X,Y,Z,A,B, the first three columns represent coordinates, the next ones some attributes of objects...

meer dan 9 jaar ago | 3 answers | 0

3

answers

Question


How to create scatter3 with jet colormap
Hello, I have a data with X, Y, Z coordinates and I would like to apply coloring in scatter3 (from blue to red for my Z attri...

ongeveer 11 jaar ago | 1 answer | 2

1

answer