Community Profile # Alan Bindemann

Last seen: 3 Tage ago Active since 2007

#### Statistics

All
• • • • • #### Content Feed

View by

Solved

Given a matrix, swap the 2nd & 3rd columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

etwa ein Monat ago

Solved

Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

etwa 2 Monate ago

Solved

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

etwa 2 Monate ago

Solved

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

3 Monate ago

Solved

Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

3 Monate ago

Solved

Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

3 Monate ago

Solved

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...

6 Monate ago

Solved

Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

6 Monate ago

Solved

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...

6 Monate ago

Solved

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

6 Monate ago

Solved

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...

6 Monate ago

Solved

Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.&#8519;^(-&lambda;t)*cos(2πft)| where |A|, |&lambda;|, and |f| ...

6 Monate ago

Solved

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,....

7 Monate ago

Solved

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...

7 Monate ago

Solved

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...

7 Monate ago

Solved

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...

7 Monate ago

Solved

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:...

7 Monate ago

Question

Using timetable versus tscollection objects
I have Simulink models that log signal data using the Simulink.SimulationData.Dataset class. I'm writing post-processing m-co...

mehr als ein Jahr ago | 1 answer | 0

### 1

Question

Best-Practice: Vectorizing code dealing with sets of 3-element vectors, n x 3 or 3 x n?
After coding with MATLAB for years, and building a large library of functions that deal with transformations of large sets of Ca...

fast 2 Jahre ago | 1 answer | 0

### 1

Question

If I create an Enumerated class that inherits from Simulink.IntEnumType, do users of that class require a Simulink license?
I would like to have a set of enumerated classes in a toolbox that can be used in both MATLAB and Simulink. Enumerated classes ...

etwa 2 Jahre ago | 0 answers | 0

### 0

Question

Best Practice for Defining Large Constant Array in Function (Must Code-generate)
I have a function that uses a largish array of constant Legendre polynomial coefficients. I'm curious, from a performance stand...

etwa 2 Jahre ago | 1 answer | 1

### 1

Question

How do I make the x-axis of plotted timeseries data behave like it does when using datetime values?
I much prefer the zooming behavior of plots created using |datetime| values to that seen when you plot |timeseries| data that us...

etwa 4 Jahre ago | 1 answer | 1

### 1

Question

Why doesn't Simulink support Enumerations in Packages?
I really like the package feature of MATLAB. I'm wondering why Simulink doesn't allow use of Enumerations stored in packages. ...

mehr als 5 Jahre ago | 0 answers | 0

### 0 