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Multielement indexing of a row array
The row array birthRateChina stores the China birth rate (per 1000 people) for years 2000 to 2012. Write a statement that create...

10 years ago

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Lightning strike distance: Writing a function
Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

10 years ago

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Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

10 years ago

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Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

10 years ago

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Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

10 years ago

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Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

10 years ago

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Check transmitted data follow even parity (True or false)
Check transmitted data follow even parity (True or false) <http://en.wikipedia.org/wiki/Parity_bit/ Parity Bit> Say, '010...

10 years ago

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Number of Flip Flop required in ripple counter
Find the number of flip flop required in ripple counter. If modulus of counter (N) is given find outnumber of Flip Flop (n) r...

10 years ago

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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];

10 years ago

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Variable Assignment
Complete the ? part by assigning myExamScore with 100.

10 years ago

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Computing Wind chill
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

10 years ago

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Smallest and Largest Real Numbers
Complete the function by assigning minReal with the smallest positive double precision floating-point number, and maxReal with t...

10 years ago

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Can you beat the lottery?
Well this one you may not get every time, but it is a lottery! Here is the code that generates the lottery numbers (you can try ...

11 years ago

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Transpose
Write a MATLAB script in order to convert a random length row vector (v) into a column vector.

11 years ago

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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

11 years ago

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Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

11 years ago

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Negative matrix
Change the sign of all elements in given matrix.

11 years ago

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Average of square wave
given positive and negative peak , calculate dc level, 50% duty cycle

11 years ago

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Is there a GPU Device?
Return true if there is a supported GPU device available on the Cody computer.

11 years ago

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Matrix which contains the values of an other matrix A at the given locations.
If you have two matrices, which together give xc and yc coordinates into another matrix, eg : xc = [1 1 1; 2 2 1]; ...

11 years ago

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Return elements unique to either input
Given two numeric inputs a and b, return a row vector that contains the numbers found in only a or only b, but not both. For ex...

11 years ago

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How many wheels got the car
How many wheels got the car

11 years ago

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Who is my love
Wirite name my honey to x

11 years ago

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Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

11 years ago

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Multiply 2 numbers
Very easy, you just have to multiply 2 numbers but you cannot use the following signs (*, /, - ,^) ,mtimes , times, cross, pro...

11 years ago

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How can I generate random numbers with constraints?
you're close to the right answer. With randi, you can choose the size of your matrix. If you just put '7', Matlab will give y...

11 years ago | 2

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letter yes yes & letter no no
Split a string into two strings, first string has all alphabetic letters, next string has all the rest, keep the order please, o...

11 years ago

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Decision Tree Cross-Validation Accuracy
you have a problem with your variable _genes_ . classregtree is used like this : t=classregtree(X,Y,'name',value) X i...

11 years ago | 0

Answered
What does a tilde (~) inside square brackets mean?
The function _kmean_ can be used with two outputs : [IDX,C] = kmeans(X,k) Here you use the brackets to define the two o...

11 years ago | 21

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Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...

11 years ago