Alexander Shtof
Technion, Israeli Institute of Technology
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Extract minimizer index for each subscript using `accumarray' with gpuArray
I have an array if values `vals', and a corresponding array of subscripts `subs' with repeated subscripts into an output array. ...
quasi 7 anni fa | 0 risposte | 0
0
risposteDomanda
Fastest pairwise row sums
I have two matrices A and B, and I would like to compute a matrix C whose rows are all possible combinations of the sum of a row...
quasi 7 anni fa | 2 risposte | 0
2
risposteDomanda
Find minimum in groups defined by cell arrays
I have a cell array I and a vector X. Each item in I specifies a group of indices of items in X. I would like to find the minimu...
circa 7 anni fa | 1 risposta | 0
1
rispostaDomanda
LINPROG stopped because some objective or constraint matrix coefficients are too large in magnitude
The error in the title is displayed for an LP my code has built and was trying to solve. I do not understand the source of the p...
quasi 8 anni fa | 1 risposta | 0
1
rispostaDomanda
Vectorized "find an replace"
I have a matrix `A` and an array `map`, both consist of integers. I would like to replace every entry where `A == i` with `map(i...
oltre 8 anni fa | 2 risposte | 0
2
risposteRisolto
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...
oltre 8 anni fa
Risolto
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...
oltre 8 anni fa
Risolto
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:...
oltre 8 anni fa
Risolto
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
oltre 8 anni fa
Risolto
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 ...
oltre 8 anni fa
Risolto
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...
oltre 8 anni fa
Domanda
Union of closed intervals
I have a matrix |A| of size |2 x N| matrix representing |N| closed intervals. That is, the |i|-th interval is [ |A(1, i) .. A(2,...
oltre 8 anni fa | 3 risposte | 1
3
risposteRisolto
Find the inverse permutation
Given a permutation vector perm (a vector of n elements containing all the elements from 1 to n in some order), return the permu...
oltre 8 anni fa
Domanda
Simulating scatteredInterpolant for improved performance.
I have a set of 3D points X and a set of query points Q. I would like to interpolate function values at the query points Q, give...
oltre 8 anni fa | 1 risposta | 0
1
rispostaDomanda
Change label font in Graph plots
I am plotting a Graph object (created using the graph function). I figured out how to label nodes and edges in my graph, but I d...
oltre 9 anni fa | 1 risposta | 0
