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error using the join function
The corrext syntax is - FinalData = join(All,M4,'Keys',{'ID','Year'}); %or FinalData = join(All,M4,'Keys',["ID","Year"]); ...

fast 3 Jahre vor | 0

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Neural Net: Calculate Perceptron
This challenge is to calculate the Neural Net Perceptron value,P, given X, WH, and WP using ReLU on the hidden layer. This examp...

fast 3 Jahre vor

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Neural Net: Calculate Bias Single Perceptron (AND/NAND/OR/NOR/XOR)
This challenge is to calculate the Neural Net Bias Perceptron vector,P, given X, WH, and WP using ReLU on the hidden layer. Test...

fast 3 Jahre vor

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Neural Nets: Activation functions
Return values of selected Activation function type for value,vector, and matrices. y=Activation(x,id); where id is 1:4 for ReLU...

fast 3 Jahre vor

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Neural Net: Best Index of Prediction array
The final ouput of a neural net application is a Prediction matrix/vector,P, that gives the probability of the input being of a ...

fast 3 Jahre vor

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How do I convert a numerical vector into a comma-delimited string?
(Quite) A simple approach that has not been mentioned yet - n = [12345 6789 10234 3452]; out = strjoin(string(n),",")

fast 3 Jahre vor | 3

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Assertion Failing, even if the output value (or string, in this case) and the assertion is exactly same
The problem is there is an extra space after India, thus the strings are not equal and the assertion fails - s1 = "India 250 & ...

fast 3 Jahre vor | 0

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Extract some rows of the matrix with the find command
Use ismember with logical indexing - matrix = [6 6 5 7 6 0 8 6 10 9 6 3 10 6 7 11 6 0 12 6 2 13 6 0]; idx = ismember...

fast 3 Jahre vor | 0

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Why does my colour bar not go up to the maximum values in the matrix?
"and I am checking what the maximum values in the matrix that I am plotting are:" No, you are checking the values of A, whereas...

fast 3 Jahre vor | 1

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how do I add a second x-axis label below existing one instead of plotting two figures ?
%Minimum working example solution for differently scaled x-axis with similar range of y-values %Adjust/Modify properties as nec...

fast 3 Jahre vor | 2

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determine within cell the coordinates (rows/columns) having equal 3 numbers
You don't need to convert the data to cell array to find that - rgb = randi(4,3,3,3,'uint8') %Method 1 [r,c]=find(rgb(:,:,2)...

fast 3 Jahre vor | 2

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how add "$" and "' ' " in array string
T = ["139411.39" "115944.39" "413970.912" "124256.379" "144673.585" "93473.162" "334232.706" ...

fast 3 Jahre vor | 1

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save the RGB numbers of an image inside a cell
%Random data for example rgb = randi(255,100,100,3,'uint8'); %Convert the data to a cell array, by breaking it into sub-arra...

fast 3 Jahre vor | 0

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Error using dot A and B must be same size in MATLAB (moment Vectors)
You are not exactly doing what's done in the reference. s = size(r); B = zeros(s,'sym'); for m=1:s(1) for n=1:s(2) ...

fast 3 Jahre vor | 0

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Throwing Dice - Will You Be Eaten By The Dragon?
You and a dragon have agreed to let dice rolls determine whether it eats you or not. The dragon will roll a single die, of x si...

fast 3 Jahre vor

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when converting a time into an array I lose the date column
"(i want to use it using uitable and display it in a table)" Convert the timetable to table and use accordingly - tableName =...

fast 3 Jahre vor | 1

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How to import data from an Excel file to an equation in matlab
"but I feel like its possible to just import the columns of the excel to the matlab, is it possible?" Yes, use readmatrix.

fast 3 Jahre vor | 1

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Check if a value exists in a cell array starting from a value whose index is the desired value
I have unsuppressed the output of variable temp to show the path that is followed (as you have demonstrated above) - A={5, 15, ...

fast 3 Jahre vor | 0

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Beantwortet
Related vector values via cell array
A=(1:10)'; B={15, 12, 0, [11, 7], 9, 0, [1, 20, 21], 18, 7, 0, 16, [13, 14], 17, 4, 6}; m = max([B{:}]); z1 = nested(A,B,2,...

fast 3 Jahre vor | 0

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Draw the Greek letter 'α'
Given the dimensions of a matrix nRow and nCol where nCol > nRow, draw the Greek letter 'α' with 1's and 0's. You can consider t...

fast 3 Jahre vor

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String vowel manipulation
Given a string, find all the vowels and shift them to the end of the string in the same order as they are found.

fast 3 Jahre vor

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Make a (better) checkerboard matrix
This problem seeks to expand the task in Cody Problem 4 by allowing for the creation of checkerboard matrices that can be rectan...

fast 3 Jahre vor

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How i can plot a constant function on the same figure with variable function ?
Use hold on to add more curves to the same figure. Check out the documentatino for more info - hold

fast 3 Jahre vor | 3

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Is there a way for reducing my code lines in a code for ploting
Store your data in array and use indices to access the data - Es = 200*10^9; % Young's modulus of the solid of the steel(Pa) ...

fast 3 Jahre vor | 1

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optimization of resources for organization with limited resources
I have corrected your code and added comments (double %) for reference - % Given data v = [10, 20, 30, 40, 50]; d = [4, 5, 6...

fast 3 Jahre vor | 2

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Find the Peak Particle Velocity on a ETL structure
PPV is a vibration parameter that can connect stress to a structure, it is measured in mm/s or mm/s-1. The higher the PPV the mo...

fast 3 Jahre vor

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Conversion of symbolic expression to double without obtaining complex numbers
"Is there any possibility to garantuee that Matlab takes the abs values for the log if I get the log inside my derivative" You ...

fast 3 Jahre vor | 0

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Plot graph didnt showing up
I assume that you are running a script by pressing the run button (or typing the script name in command window). The pause comm...

fast 3 Jahre vor | 0

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Beantwortet
How to move the colorbar label to top position of the bar?
C = [0 2 4 6; 8 10 12 14; 16 18 20 22]; clims = [4 18]; imagesc(C,clims) e=colorbar; e.Label.String = 'amp'; %Adjust the ...

fast 3 Jahre vor | 1

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Wish to use output of the first iteration in a loop as an input in the second iteration of the loop
%Values M1 = 5; Altitude = 28000; gamma = 1.4; Theta = 8; %[Beta] = betacalli...

fast 3 Jahre vor | 0

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