# Robert Brown

Last seen: 8 días hace Con actividad desde 2021

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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...

alrededor de 3 años hace

Pregunta

how can I gracefully exit a while loop, when reading from a data file of variable length, and the file may terminate abruptly and incompletely when written
here is some sample code with comments on what is happening... (actual code reads huge file with huge messages... shortened her...

alrededor de 3 años hace | 2 respuestas | 0

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how to create matrix?
you can specify the elements of a 3x3 matrix as follows: >> a = [1 2 3; 4 5 6; 7 8 9] the result will be a = 1 2 ...

alrededor de 3 años hace | 0

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How do I plot a point on a graph?
Add these lines to the bottom of your code, to plot the desired value as a red asterisk on the existing plot with the other data...

alrededor de 3 años hace | 2

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How can I determine the y-intercept from known x and y values?
define a vector, x x = 1:10 define a slope, m define an intercept, b NOTE: I did this for the example, to generate the da...

alrededor de 3 años hace | 0

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DCT transformation
Couldn't find your image, so I found 'rice.png' within MATLAB I = im2double(imread('rice.png')); Display the rice.png image,...

alrededor de 3 años hace | 0

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How to make lines plotted as dots for discontinuous data more visible in legend?
Following Chris LaPierre's advice above... plot the graphs as a group with lines at only the first point, then plot the the gra...

alrededor de 3 años hace | 1

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Why is my code a matrix and not a double
1 e = [0.01; 2 0.1; 3 0.5; 4 0.9]; 5while j <= 4 6 while i <= 7 7 if M(i,j) > -pi && M(i,j) < 0 || M...

alrededor de 3 años hace | 0

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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 ...

alrededor de 3 años hace

Resuelto

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,....

alrededor de 3 años hace

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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...

alrededor de 3 años hace

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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...

alrededor de 3 años hace

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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...

alrededor de 3 años hace

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

alrededor de 3 años hace

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

alrededor de 3 años hace

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

alrededor de 3 años hace

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

alrededor de 3 años hace

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

alrededor de 3 años hace

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Given a and b, return the sum a+b in c.

alrededor de 3 años hace

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

alrededor de 3 años hace

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

alrededor de 3 años hace

Respondida
Quantization of a standard Cosine signal
%% Description of Z1 First, we recognize that loop is equal to sample number. So L_level(loop) is the quantization level of th...

alrededor de 3 años hace | 0

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Derivation of sin(x) gives false cos(x)
Technically, the gradient is extrapolating data!!! When you have a series of position measurements..... you require 2 positio...

alrededor de 3 años hace | 0

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regarding music note code can anyone explain this code line by line?
First trick with understanding this code is that you need the *.wav file. WAV is an audio recording format. Without that, the...

alrededor de 3 años hace | 0