Neuropragmatist
University College London
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Trained in neuroscience and electrophysiology but self-taught in programming. My solutions may not be the fastest or most elegant but on average they work at an above chance level.
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Accept 2 answers given by other contributors
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Feeds
Frage
Is it possible to update a uitextarea without using drawnow?
Hi all, I am building an app using the app designer, in the window I have a uitextarea where I post updates to the user, someth...
fast 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
App designer: UIAxis ButtonDownFcn with key modifier?
Hi all, I am using the app designer to design a small program, part of this involves getting the user to click on an axis. I us...
fast 2 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
What are the units of the bandwidth parameter for mvksdensity?
I have been using the inbuilt mvksdensity function. For this function the user specifes a 'bandwidth' as a smoothing parameter (...
etwa 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to provide cameraIntrinsics to triangulateMultiview
I am trying to triangulate matched points recorded by 5 different cameras using triangulateMultiview. The third input required ...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortGelöst
Find the area of the four walls
If length, breadth and height of the walls are given, find the area of the four walls.
mehr als 4 Jahre vor
Gelöst
Find the dimensions of a matrix
Just find the number of columns of the given matrix. Example x = [1 2 3 4 5 6] y = 2
mehr als 4 Jahre vor
Gelöst
Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12
mehr als 4 Jahre vor
Gelöst
find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y
mehr als 4 Jahre vor
Gelöst
Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...
mehr als 4 Jahre vor
Gelöst
Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....
mehr als 4 Jahre vor
Gelöst
Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.
mehr als 4 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,...
mehr als 4 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]
mehr als 4 Jahre vor
Gelöst
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...
mehr als 4 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...
mehr als 4 Jahre vor
Gelöst
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...
mehr als 4 Jahre vor
Gelöst
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
mehr als 4 Jahre vor
Frage
Shuffling matrix regions while maintaining their shape
Hi all, I want to segment a matrix into parts, then move those parts around while maintaining their shape as far as possible (b...
mehr als 4 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Calculating mean integrated squared error (MISE)
Hi all, I have a bivariate probability distribution ( f1(x) ) and a histogram of real data that I want to compare to it ( f2(x)...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Histograms - why does the smallest binsize always give the smallest mean integrated squared error?
Hi all, I have a bit of a specialised question involving histograms and mean integrated squared error (MISE). I want to find th...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortHow to do Chi square with contingency tables?
Crosstabs expects the raw data as vectors, if you only have counts you will need to expand your data into vectors, for instance ...
mehr als 4 Jahre vor | 1
| akzeptiert
Undefined function or variable 'netcdf'
I think your line is supposed to be: f = netcdf.open('algiers_bay.grd','r'); Because netcdf on it's own doesn't do anything,...
mehr als 4 Jahre vor | 0
How to plot Data from a table filled with strings?
I think your problem is just that the cell array contains strings of different lengths, you can try converting them to numbers i...
mehr als 4 Jahre vor | 0
| akzeptiert
Can anyone tell me how does this code works?
Hi, It is difficult to know exactly what the code is doing without the data files it is loading. However, at first glance I wo...
mehr als 4 Jahre vor | 0
| akzeptiert
i have a data set containing urls of images.How can i download all the images from those urls using matlab?
You can read the data into Matlab using importdata: https://uk.mathworks.com/help/matlab/ref/importdata.html?s_tid=doc_ta Then...
mehr als 5 Jahre vor | 0
Please provide in depth details on PCA MATLAB function
How many features do you give the PCA when you give it the dataset? Just the XY values you plotted in the first graph? Or do you...
mehr als 5 Jahre vor | 0
| akzeptiert
how do i live plot 3 different values?
Can you be more precise in what you want to achieve? For example, here is the Matlab help example given for animatedline: numpo...
mehr als 5 Jahre vor | 0
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