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PlotYY X axis doubled
Moving one x axis to the top might make things clearer AX = plotyy(...); set(AX(2),'XAxisLocation','Top')

6年以上 前 | 0

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Colorbar label beneath colorbar
C = colorbar('location','SouthOutside'); set(get(C,'XLabel'),'String','Colour Bar Label Text')

6年以上 前 | 0

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Output arguments in functions
In the CHECKHORIZONTAL function: if avg < lowlimit c = -1*x1; end if avg > highlimit c = 1*x1; end ...

6年以上 前 | 0

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Without using the roots command, write a function to calculate roots of the quadratic equation
I'd recommend <http://mathworld.wolfram.com/QuadraticFormula.html maths>.

6年以上 前 | 0

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Can REGEXP be utilized to ignore specific numerical values in a text file?
TEXTSCAN is useful for extracting numeric data from strings. Note that the format string I used effectively reads two lines at o...

6年以上 前 | 0

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Parsing or regexp HTML output from urlread
str = 'version="1.0" ? eSearchResult PUBLIC "-//NLM//DTD eSearchResult, 11 May 2002//EN" "http://www.ncbi.nlm.nih.gov/entrez/q...

6年以上 前 | 1

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Use of dialogue boxes: interactively choosing directory and file to read at the beginning, and "save as" at the end, during the execution of script.
see the UIGETFILE and UIPUTFILE functions. doc uigetfile doc uiputfile

6年以上 前 | 0

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Error in matlab Improper assignment with rectangular assignment with rectangular matrix
The number of elements you'll find each time will be different, so you can't put them into a standard array. Try using a cell a...

6年以上 前 | 0

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Manipulate Excel from Matlab
The -1 field allows you to use Excel interactively. [num txt raw] = xlsread(fileName,-1);

6年以上 前 | 0

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Help needed with finding corresponding index values for given table value
As Iain said, you've got more unknows than equations. I've come up with a possible solution, but I don't know how robust it is. ...

6年以上 前 | 0

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1, 4, 7, 2, 5, 8, 3, 6, 9 serie
a = reshape(1:9,3,3)'; a = a(:)'

6年以上 前 | 1

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How to find the nine biggest numbers?
A = rand(9); m = sort(A(:),'descend'); m(1:9)

6年以上 前 | 0

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Help with fzero equation solver
There is a way to do this without a loop: You have one unknown (C) and one equation (fun), and you are looking for C + f...

6年以上 前 | 0

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Help with fzero equation solver
There are a couple of things here: fzero only works with scalars, so you can't use it on all A and B values. Secondly, you ne...

6年以上 前 | 0

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??? In an assignment A(I) = B, the number of elements in B and I must be the same
Try using a cell array to store the file names: file = cell(1,l); for i = 1:l file{i} = fullfile(d,files(i).name)...

6年以上 前 | 0

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There is any way to know the dimensions of an excel file (rows, columns) without using xlsread?
You can, but you have to open an Actx server - I wouldn't bother unless you really think it's worth it... Excel = actxserve...

6年以上 前 | 0

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Collapsing integer data into consecutive integers?
[~,~,I] = unique([ 0 1 4 4 1 5 8 1 4]); disp(I-1)

6年以上 前 | 2

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estimate memory size in matlab
Use the MEMORY function.

6年以上 前 | 0

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The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

6年以上 前

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Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

6年以上 前

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

6年以上 前

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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".

6年以上 前

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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...

6年以上 前

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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...

6年以上 前

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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...

6年以上 前

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

6年以上 前

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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...

6年以上 前

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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...

6年以上 前

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bar3 Axis labels don't reflect real data
Try scaling the tick marks based on the limits you've defined: format shortg xAxis = sort(10*rand(20,1)); sprintf('XM...

6年以上 前 | 1

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How can i calculate the difference between two points at various positions on a plot?
You can use the UNIQUE function to find when the torque values change, (assuming they only stay the same or increase from one po...

6年以上 前 | 0

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