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brave owl


Active since 2013

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Question


how to generate a random vector around a constant vector
Hello every body,would any one please help me?i want to generate a random vector around a specific one,for example around [1 2 3...

10 years ago | 1 answer | 0

1

answer

Question


Forecasting with Neural Network
Hello every body I am working on load forecasting,and want to compare different methods of forecasting.i want to use Neural Net...

10 years ago | 1 answer | 0

1

answer

Question


HAVE PROBLEM IN LOADING DATA
hello everybody. i am doing a code on PCA, and have to load data to run the code,but i can not! i did what ever i think was th...

10 years ago | 0 answers | 0

0

answers

Question


Load function,getting started
Hello every body and thanks for your help in advance. i am trying to learn Matlab step by step by reading it's help file. ther...

11 years ago | 1 answer | 0

1

answer

Question


linear regression system identification
hello everybody,i have to do a system identification task with linear regression method,but instead of using the 2_norm of the e...

11 years ago | 1 answer | 0

1

answer

Solved


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

11 years ago

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

11 years ago

Question


working with function freqz
hi every body would any one please tell me how to set the angular domain of freqz function to (-pi,pi)? i mean the default is ...

11 years ago | 0 answers | 0

0

answers

Question


how to programm with matlab
hi i am new with matlab.could any one please tell me the best way to become expert with coding in 1 year?

11 years ago | 4 answers | 0

4

answers

Solved


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.

11 years ago

Solved


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...

11 years ago

Solved


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...

11 years ago

Question


SYSTEM modeling with simulink
hello every one,i want to run a simulink model or matlab code,to model a system,both it's linear and non linear models,in such ...

11 years ago | 1 answer | 0

1

answer

Solved


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

11 years ago

Solved


Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

11 years ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

11 years ago

Solved


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 ...

11 years ago

Solved


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...

11 years ago

Solved


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]; and ...

11 years ago

Solved


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...

11 years 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:...

11 years ago