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Samuel Katongole


Last seen: environ 2 ans il y a Actif depuis 2020

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  • Introduction to MATLAB Master
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Question


plotting two lines intersecting at a certain point
Hello friends, I have got some data and i want to draw two lines of best fit, one from the left and the other from the right tha...

plus de 2 ans il y a | 2 réponses | 0

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réponses

Question


Categorical Data preprocessing for Data mining
Hello friends I have been working on the Tanzania wells state ,with Taarifa data obtained from DrivenData, problem for my ML pr...

plus de 2 ans il y a | 1 réponse | 0

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réponse

Question


How to tell/check existing categories in tall tables
I have a table of over 50,000 rows containing various categories for each row. Is there a way i can check the specific existing ...

plus de 2 ans il y a | 1 réponse | 0

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A répondu
i want more numbers details on y axis
I suppose the follwoing should help. However, it does not display upto 4; but shows what you want set(gca,'yticklabel',[0:0.2:4...

plus de 2 ans il y a | 0

A répondu
Add headers to matrix using table
In studying this problem, I have tried and gone through the code; and also tried out the suggested tDP=array2table(datapool,'V...

plus de 2 ans il y a | 0

A répondu
Why can I not import an excel file into MATLAB without error?
Try testing your files with the following trial codes: fid=fopen('oil_prices_testdata.csv') fid=fopen('oil_prices_testdata.xls...

plus de 2 ans il y a | 0

Question


How to test model developed using the Regression Learner App
I am working on some oil data trying to build a model for future predictions. My challenge has come with the testing of the chos...

plus de 2 ans il y a | 1 réponse | 0

0

réponse

A répondu
i want more numbers details on y axis
Please try changing the values on the y-axis: add this code to your code %get insight on the maximum and minimum values of your...

plus de 2 ans il y a | 0

A résolu


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

environ 3 ans il y a

A résolu


Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

environ 3 ans il y a

A résolu


Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

environ 3 ans il y a

A résolu


Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

environ 3 ans il y a

A résolu


Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

environ 3 ans il y a

A résolu


Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

environ 3 ans il y a

A résolu


Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

environ 3 ans il y a

A résolu


Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

environ 3 ans il y a

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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

environ 3 ans il y a

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

environ 3 ans il y a

A résolu


Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

environ 3 ans il y a

A résolu


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

environ 3 ans il y a

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

environ 3 ans il y a

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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]; ...

environ 3 ans il y a

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

environ 3 ans il y a

A résolu


Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

environ 3 ans il y a

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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...

environ 3 ans il y a

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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...

environ 3 ans il y a

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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...

environ 3 ans il y a

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Return area of square
Side of square=input=a Area=output=b

plus de 3 ans il y a

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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.

plus de 3 ans il y a

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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 ...

plus de 3 ans il y a

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