Answered
Topographic map with gradient vector
You can look at this: https://www.mathworks.com/help/matlab/creating_plots/display-quiver-plot-over-contour-plot.html

environ un an ago | 0

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Using DisplayName Within a Loop
col_sim = {'-ro', '-bs', '-*k','-gx'}; % symbols for each curve of the plot (simulated data) col_exp = {'ro', 'bs', '*k',...

environ un an ago | 0

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finding the mean based on a specific value in other column
You can find the rows with the first condition and the other rows for the second condition. The intersection of the two rows, ar...

environ un an ago | 0

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Answered
Why does my output turn out like this certain times I run my code?
in the first if statement, add a simi-colon ath the end: if (a>b) limit = b; end Also, you can simplify the firs...

environ un an ago | 0

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Function is not working
coror = relor + (relor - 180).*(relor > 90) + (relor + 180) .* (relor < -90);

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Answered
frequency based on dictionary
you can use unique function along with badOfWords https://www.mathworks.com/help/textanalytics/ref/bagofwords.html

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What is the process in converting 45 mps to mph on matlab?
x = input('MPH value? '); % check 3.6? is it correct? y= x*3.6; printf ('kilometer per second %f\n',y) z=x.*2.23694; fprint...

environ un an ago | 0

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How can I assign a value to variable using buttons?
fig = uifigure; Bolt1 = uibutton(fig,'Text', 'Bolt 1','Position',[50,380, 100, 22],'ButtonPushedFcn', 'button_state=1;button_st...

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Loop Updating Vectors for Number of Iterations
Simply use A = [3 2 3; 5 5 6; 9 8 9]; b = [1; 2; 3]; x=b; for k=1:200 x=A\x; end

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Answered
how to correctly get values for stress for Y >82 values should be close to zero at Y = 88.25
You can use vectorized if statement: Q = Q2 .* (Y >= 82) + Q1 .* (Y < 82); stress = abs(V.*Q)/(i*t);

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Answered
How do I write a script that calculates and prints all values ​​for N according to the following expressions and limits?
N=1; % sum function uses an internal loop % find the first N that sum is >= 1.6 while sum(1./[1:N].^2) < 1.6 N = N+1; e...

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After a certain time for loop speed slow down?
You can create A without having two nested loops: E0=10; [km, jm] = meshgrid(1:1000, 1:1000); A= E0*exp(-65*((km - 500).^2 +...

environ un an ago | 0

Answered
Setting up equation with variables without values
Use (1/2)*Lp % instead of 1/2Lp

environ un an ago | 1

Answered
Bisection method in matlab
clc clear lc=3; lp=3; w=160; T= 700; f=@(d) (w*lc*lp/(d*sqrt(lp^2-d^2)))-T; xl=input('enter the value for Xl '); xu=input(...

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How to find the index of the variable in my For Loop when a condition is met
[~,ind] = find(diff(nr)==0) % print indices for i = ind fprintf("%d is adjacent to a number of equal value\n", i) end

environ un an ago | 0

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Answered
How to find the index of the variable in my For Loop when a condition is met
Use [nf, ind] = find(nr == i); ind contains the index with the given condition

environ un an ago | 0

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Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

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Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

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Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

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Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

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Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

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Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

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Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

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Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

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Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

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Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

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Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

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MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

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MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

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MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

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