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DURCHSCHNITTLICHE ANZAHL DER LIKES
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Frage
Automatic generation of function comment header
Hello, I have a large amount of poorly documented Matlab functions (including some classes) for which I would like to create a ...
etwa ein Monat vor | 0 Antworten | 1
0
AntwortenGelöst
Pizza!
Given a circular pizza with radius z and thickness a, return the pizza's volume. [ z is first input argument.] Non-scored bonus...
etwa 2 Monate vor
Frage
Tensor creation like "pageTensorprod"?
I have two 3x3xN tensors (let's call them A and B) which I would like to combine into a 3x3x3x3xN tensor. More specifically I w...
fast 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
writestruct does not reproduce the input of readstruct
I find it disturbing that applying writestruct on a structure created with readstruct does not reproduce the original input: see...
fast 3 Jahre vor | 1 Antwort | 0
1
AntwortGelöst
Return unique values without sorting
If the input vector A is [42 1 1], the output value B must be the unique values [42 1] The *values of B are in the s...
etwa 9 Jahre vor
Gelöst
Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).
etwa 9 Jahre vor
Gelöst
Getting logical indexes
This is a basic MATLAB operation. It is for instructional purposes. --- Logical indexing works like this. thresh = 4...
etwa 9 Jahre vor
Gelöst
Return elements unique to either input
Given two numeric inputs a and b, return a row vector that contains the numbers found in only a or only b, but not both. For ex...
etwa 9 Jahre vor
Gelöst
We love vectorized solutions. Problem 1 : remove the row average.
Given a 2-d matrix, remove the row average from each row. Your solution MUST be vectorized. The solution will be tested for ac...
etwa 9 Jahre vor
Gelöst
Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...
etwa 9 Jahre vor
Gelöst
Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples : n=2, A=[1 2 3] -> [1 1 2 2 3 3] n=0...
etwa 9 Jahre vor
Gelöst
Find the largest value in the 3D matrix
Given a 3D matrix A, find the largest value. Example >> A = 1:9; >> A = reshape(A,[3 1 3]); >> islargest(A) a...
etwa 9 Jahre vor
Gelöst
Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
etwa 9 Jahre vor
Gesendet
Plane fit
Fits a plane to a set of data points by minimizing the normal quadratic distance
etwa 11 Jahre vor | 6 Downloads |
Gelöst
The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".
fast 14 Jahre vor
Gelöst
Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]
fast 14 Jahre vor
Gelöst
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...
fast 14 Jahre vor
Gelöst
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...
fast 14 Jahre vor
Gelöst
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 ...
fast 14 Jahre vor
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Distance walked 2D
Suppose you go from x-y coordinates [3,4] to [0,0] to [0,1] to [1,1], then you walked 7 units of distance.
fast 14 Jahre vor
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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 ...
fast 14 Jahre vor
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Geometric series
Find the sum, given the first term t1, the common ratio r, and number of terms n. Examples If input t1=1, r=1, n=7 the...
fast 14 Jahre vor
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Nearest
*Description* Find the value and index of the element in vector _x_ that is nearest to value _y_. _y_ should be able to be a ...
fast 14 Jahre vor
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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:...
fast 14 Jahre vor
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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...
fast 14 Jahre vor
Gelöst
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...
fast 14 Jahre vor
Is it possible to solve FEM by Neural Network?
This kind of problem is typically the case where one would use model reduction techniques. I would refer you to methods such as ...
mehr als 14 Jahre vor | 2
Condition
Try this: A = rand(1,10); B = A(A<0.5); C = zeros(size(A)); mask = A<0.5; C(mask) = A(mask); I think this could provide so...
mehr als 14 Jahre vor | 0
Are iterative methods always better than direct methods for solving large linear systems?
From my personal experience, there is only one case where I have been able to outperform mldivide through the use of one of the ...
mehr als 14 Jahre vor | 1
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