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Jigar Gada
University of Southern California
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Professional Interests: Signal Processing, Image and Speech Processing, Linear Algebra, Machine Learning
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Solved
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. Examp...
mer än 6 år 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 ...
mer än 6 år ago
Question
How do I create an interactive connected graph in MATLAB GUI
I want to create a connected graph in Matlab GUI. All the nodes of the graph are buttons which changes its color when clicked. A...
ungefär 9 år ago | 1 answer | 0
1
answerSubmitted
Machine_learning_PRTools.zip
A systematic way of using the functions of PR Tools has been created.
ungefär 10 år ago | 2 downloads |
![Thumbnail](/matlabcentral/mlc-downloads/downloads/submissions/46656/versions/2/screenshot.jpg)
How can I rotate a set of points in a plane by a certain angle about an arbitrary point?
Best is to deal this task with Linear Algebra. Let the specified point(around which the rotation has be done) be w = (x1,y1)....
mer än 10 år ago | 2
Submitted
Minimum Phase filter
Minimum phase filter by shifting zeros inside unit circle.
mer än 10 år ago | 3 downloads |
Solved
Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...
nästan 11 år ago
Solved
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...
nästan 11 år ago
Solved
Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...
nästan 11 år ago
Solved
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...
nästan 11 år ago
Submitted
Two point boundary condition
This file helps to find and plot the solution to a two point boundary problem.
nästan 11 år ago | 1 download |
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...
mer än 11 år ago
Solved
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...
mer än 11 år ago
Solved
Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
mer än 11 år ago
Solved
Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...
mer än 11 år ago
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 ...
mer än 11 år 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...
mer än 11 år 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...
mer än 11 år ago
Solved
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...
nästan 12 år ago
Solved
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
nästan 12 år 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 ...
nästan 12 år 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...
nästan 12 år 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:...
nästan 12 år ago
what is the best size of input data for neural network?
What kind of network are you using. If you re using back propagation network, then 1. Back propogation gives good results onl...
nästan 12 år ago | 0
Question
Feature classification
I am working on Face recognition and have generated the features using PCA and then LDA. While the features are given as input t...
mer än 12 år ago | 0 answers | 0
0
answersQuestion
PCA LDA
Hello, I am doin a project on face detection+recognition. Face detection part is working properly. I hav done face recognition ...
mer än 12 år ago | 1 answer | 0
1
answerQuestion
Eigen faces
I am working on face detection and recognition. My face detection algo using viola-jones is working perfectly. However face reco...
mer än 12 år ago | 0 answers | 0