Answered
Problem with the "Plot" function
Tae Yeong Kim, so its about ordinary differential equation ! THE TIME IS ALREADY THERE !! [t1,x1]=ode('wheelchaircorrectv...
Problem with the "Plot" function
Tae Yeong Kim, so its about ordinary differential equation ! THE TIME IS ALREADY THERE !! [t1,x1]=ode('wheelchaircorrectv...
13 years ago | 0
Answered
Problem with the "Plot" function
Try this : 1.Delete the traj_t variable that exists inside the loop. 2. create a vector time, outside the loop, of leng...
Problem with the "Plot" function
Try this : 1.Delete the traj_t variable that exists inside the loop. 2. create a vector time, outside the loop, of leng...
13 years ago | 0
Answered
(Bug?) How to get an estimated_nsr (without having original Image) for Wiener deconvolution?
Hi, i am not sure if understand the issue here , but suppose we are testing to obtain the optimal value of the "nsr" : Let...
(Bug?) How to get an estimated_nsr (without having original Image) for Wiener deconvolution?
Hi, i am not sure if understand the issue here , but suppose we are testing to obtain the optimal value of the "nsr" : Let...
13 years ago | 1
Answered
3D image from 10rgb slices
Hi, here is an other viewpoint that combines the two given answers : you create an Image_Stack and then do what you prefer lik...
3D image from 10rgb slices
Hi, here is an other viewpoint that combines the two given answers : you create an Image_Stack and then do what you prefer lik...
13 years ago | 0
Answered
Replace picture's each 2*2 pixel values into their average value
hi Jackson, This technique however does not produce good filtering, but here is standard code : ======================...
Replace picture's each 2*2 pixel values into their average value
hi Jackson, This technique however does not produce good filtering, but here is standard code : ======================...
13 years ago | 0
Problem
Volume difference between Ellipsoid and Sphere
Given an ellipsoid of semi principal axis (a,b,c) find the volume of the difference between this ellipsoid and the sphere with...
13 years ago | 2 | 137 solvers
Solved
Volume difference between Ellipsoid and Sphere
Given an ellipsoid of semi principal axis (a,b,c) find the volume of the difference between this ellipsoid and the sphere with...
13 years ago
Solved
Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...
13 years 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...
13 years ago
Solved
Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...
13 years ago
Solved
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...
13 years ago
Solved
Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...
13 years ago
Solved
Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....
13 years 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...
13 years ago
Solved
Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...
13 years 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...
13 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 ...
14 years ago
Submitted
PSNR for RGB images
PSNR for 2 RGB signals, (Peak Signal to Noise Ratio ) evaluated in dB.
14 years ago | 2094 downloads |
Submitted
first (X,Y) differences of the Barnsley's fern
Generating the Barnsley's fern and its firsts(X,Y) differences .
14 years ago | 317 downloads |
Submitted
2D Electric potential/field in parallel plates capacitor
Solving numerically the 2D Laplace equation for parallel plates capacitor.
14 years ago | 1549 downloads |
Solved
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 + ...
14 years ago
Solved
Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
14 years ago
Solved
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
14 years ago
Submitted
Avi2Matrix
the images contained in the avi file are placed in 3D matrix , ( type [double]).
14 years ago | 361 downloads |
Submitted
2D Autocorrelation function
Calculate the 2d Auto-correlation function of matrix based on Wiener-Khinchin theorem .
14 years ago | 4176 downloads |
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. Example...
14 years ago
Submitted
planck's law
plot of different monochromatic emittances for different temperatures of black body radiation.
14 years ago | 2617 downloads |
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 ...
14 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...
14 years ago