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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

fast 6 Jahre vor

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

fast 6 Jahre vor

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Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

fast 6 Jahre vor

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Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

fast 6 Jahre vor

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fast 6 Jahre vor

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fast 6 Jahre vor

Gelöst

Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

fast 6 Jahre vor

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Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

fast 6 Jahre vor

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Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

fast 6 Jahre vor

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Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

fast 6 Jahre vor

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Solve a System of Linear Equations
*Example*: If a system of linear equations in _x&#8321_ and _x&#8322_ is: 2 _x₁_ + _x₂_ = 2 _x₁...

fast 6 Jahre vor

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Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

fast 6 Jahre vor

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Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

fast 6 Jahre vor

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Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

fast 6 Jahre vor

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Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

fast 6 Jahre vor

Beantwortet
ginput tic tac toe
You can set xlim and ylim for your axes to [0 3]. Then you can get the [x,y] = ginput(1). Another option would be to use 9 ...

fast 6 Jahre vor | 0

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compiled matlab .net assembly doesn't work on different computer
You need to install the MATLAB runtime to use the .net assembly.

fast 6 Jahre vor | 1

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One-hot encoding

fast 6 Jahre vor

Beantwortet
How to perform logical AND on intervals of contiguous locations
You can group based on the values of x. gid = cumsum(x ~= circshift(x,1)); if(gid(1) == 0) gid = gid + 1; end a = splitappl...

fast 6 Jahre vor | 0

Beantwortet
How to Import/parse sparse data from a text file into MATLAB?
After some testing, it seems your file can be read by setting delimiter to 3x spaces. You can combine this with the rest of you...

fast 6 Jahre vor | 0

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Make App designer app files inaccessible
According to MATLAB documentation, protecting simulink model requires simulink coder license. References https://www.mathwork...

fast 6 Jahre vor | 0

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Beantwortet
Unevenly Map Data to an RGB Map?
You can use the colormapeditor GUI to interactively create the colour map. https://www.mathworks.com/help/matlab/ref/colormap...

fast 6 Jahre vor | 0

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Passing varibales between two callback in GUI
Use the function setappdata and getappdata instead. An example is shown here in the documentation. https://www.mathworks.com/h...

fast 6 Jahre vor | 1

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Beantwortet
Invalid training data. The output size (8) of the last layer does not match the number of classes (6).
Your final layer has 8 outputs, however your image data store only has 6 labels / classes. If you expect there to be 8 classes, ...

fast 6 Jahre vor | 0

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Unable to run two function simultanously under App Designer
MATLAB is single threaded, if you wish to run tasks in parallel, you have to use parpool from parallel computing toolbox.

fast 6 Jahre vor | 0

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How to randomize the order of training images of a CNN?
if isShuffleable(Train_imds) newds = shuffle(Train_imds); disp('Shuffling successful.') else disp('Datastore is ...

fast 6 Jahre vor | 0

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Beantwortet
strange cell array to matrix
Use the function readtable (or readmatrix) to load your file. opts = delimitedTextImportOptions('NumVariables',2,'Delimiter',';...

fast 6 Jahre vor | 0

Beantwortet
Problem allocating 24 workers using parpool
Perhaps you can try core = feature('numcores'); pool = parpool('local',core); disp(['Pool has been started with Num Workers '...

fast 6 Jahre vor | 0

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Copy files, save the content, and change files name from code
From your question i assume the names in cell array are without the extensions. ext = '.dat'; %Cell_Array_A %Cell_Array_B f...

fast 6 Jahre vor | 0

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Import series of CSV files and perform data crunching
You need to set the NumHeader Lines to ignore the first 6 lines. folderwcsv = 'somepath'; csvs = dir(fullfile(folderwcsv,'*.cs...

fast 6 Jahre vor | 0

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