![photo](/responsive_image/150/150/0/0/0/cache/matlabcentral/profiles/4660218_1522103456232_DEF.jpg)
Nishitha Ayyalapu
MathWorks
Followers: 0 Following: 0
I'm an Application Support Engineer at Mathworks.
Professional Interests: Wireless Communications, Signal Processing
Estadística
0 Preguntas
12 Respuestas
0 Problemas
22 Soluciones
CLASIFICACIÓN
1.934
of 292.704
REPUTACIÓN
32
CONTRIBUCIONES
0 Preguntas
12 Respuestas
ACEPTACIÓN DE RESPUESTAS
0.00%
VOTOS RECIBIDOS
8
CLASIFICACIÓN
of 19.934
REPUTACIÓN
N/A
EVALUACIÓN MEDIA
0.00
CONTRIBUCIONES
0 Archivos
DESCARGAS
0
ALL TIME DESCARGAS
0
CLASIFICACIÓN
19.401
of 147.861
CONTRIBUCIONES
0 Problemas
22 Soluciones
PUNTUACIÓN
230
NÚMERO DE INSIGNIAS
1
CONTRIBUCIONES
0 Publicaciones
CONTRIBUCIONES
0 Público Canales
EVALUACIÓN MEDIA
CONTRIBUCIONES
0 Temas destacados
MEDIA DE ME GUSTA
Feeds
find values in a matrix above a threshold
Let "M" be the matrix with its 1st column as month, 2nd as Day, 3rd as year, 4th as discharge. Since "threshold" is only over di...
casi 11 años hace | 1
Help me sketch the sprectrum of this signal.
doc angle doc real doc imag 1.) For Phase Respone plot(f,angle(X)); 2.) To plot real and imaginary parts ...
casi 11 años hace | 0
How can I change multiple lines in a text file?
Here is the working code. Small tweaks to your existing code solved the problem. 1.) Generate a random only for new type of m...
casi 11 años hace | 1
| aceptada
How can I use a fonction result in a new script.
doc function Example function result = Addition(X,Y) result = X+Y; end Now in any other script you can jus...
casi 11 años hace | 0
How can I calculate and plot the spectral power density of Square Root Raised Cosine Pulse using fft?
I edited your inital code to go from single-sided spectrum to two-sided. Fs = 10; %Sampling frequency T = 1/Fs; %Symbol...
casi 11 años hace | 2
| aceptada
How can I calculate and plot the spectral power density of Square Root Raised Cosine Pulse using fft?
However to answer how to get negative frequency axis: 1.) Do fftshit 2.) change frequency axis accordingly. Below is th...
casi 11 años hace | 0
hwo to solve linear time variant differential equations?
It actually depends on whether you want a numerical or a symbolic solution. 1.) For numerical solution These would be help...
casi 11 años hace | 1
how can I use Newton's method to find the extremum with error < 10^-4 ?
These functions can do the job: Derivative-free approach: fminsearch Derivate based approach fminunc You can ...
casi 11 años hace | 0
Recreating a multiport switch with code
1.) Store each data stream as a column vector (just the values). Since time stamps for all the streams are starting at 0 and sam...
casi 11 años hace | 0
| aceptada
Matrix manipulation, turning a column vector into a square matrix?
This should do the job if you have four column vectors: data = [reshape(data(:,1),100,100) reshape(data(:,2),100,100)... ...
casi 11 años hace | 0
how to import a file in MATLAB?
You could use readtable Lets say your data is in testdata.txt then following would create a table "T" with 7 column...
casi 11 años hace | 2
| aceptada
Deleting complete row having negative integer at any position
Here is an example code that would help: A = [22 33 43 55; 11 22 -33 44; 55 22 33 -44; 99 88 77 66]; ...
casi 11 años hace | 1
Resuelto
Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...
casi 11 años hace
Resuelto
Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...
casi 11 años hace
Resuelto
Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...
casi 11 años hace
Resuelto
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...
casi 11 años hace
Resuelto
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
casi 11 años hace
Resuelto
Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...
casi 11 años hace
Resuelto
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
casi 11 años hace
Resuelto
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...
casi 11 años hace
Resuelto
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...
casi 11 años hace
Resuelto
Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...
casi 11 años hace
Resuelto
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...
casi 11 años hace
Resuelto
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...
casi 11 años hace
Resuelto
Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...
casi 11 años hace
Resuelto
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 ...
casi 11 años hace
Resuelto
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...
casi 11 años hace
Resuelto
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 ...
casi 11 años hace
Resuelto
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...
casi 11 años hace
Resuelto
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
casi 11 años hace