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

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Given a square and a circle, please decide whether the square covers more area.
You know the side of a square and the diameter of a circle, please decide whether the square covers more area.

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radius of a spherical planet
You just measured its surface area, that is the input.

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Pi Estimate 1
Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation1.pdf>

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Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

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Are all the three given point in the same line?
In this problem the input is the coordinate of the three points in a XY plane? P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) how can...

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Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vert...

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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

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Create a vector
Create a vector from 0 to n by intervals of 2.

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Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

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Find max
Find the maximum value of a given vector or matrix.

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Get the length of a given vector
Given a vector x, the output y should equal the length of x.

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Inner product of two vectors
Find the inner product of two vectors.

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

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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...

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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 ...

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Find Logic 19

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Laws of motion 2

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Laws of motion 1

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Risposto
Looking for a System Identification Course
There is a lot of information on System Identification Toolbox in the MathWorks documentations. You can leverage them to explore...

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Fiber Segmentation in concrete image
I suggest you go through the documentation page on regionprops. I beleive properties like Area, BoundingBox, Centroid, and Orien...

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Image noise removal in medical image
You can use many of the available morphological operations to acheive your taget image. In your case, I think image erosion will...

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Error using fmincon, the function cannot continue
The error message says the objective function is not defined at initial point. This means objfun(xo) returns a 'NaN' or errors o...

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Input shape for image sequence classification
In this example, since the task is to create a classification LSTM network that classifies sequences of 28-by-28 grayscale image...

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Find curvature of the image boundary
You can refer this post for how to meaure curvature of image boundaries.

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How to classify direction of step using image processing
If you have access to the Computer Vision Toolbox, you may refer to 'estimateFlow' function to get the optical flow matrix. Usin...

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MacOS 11.3 (Big Sur) and Matlab 2020b compatibility
In most cases the issue seems to initiate from the simultaneous launching of MATLAB Editor at startup. It has been reported that...

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