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how do i include the one point in the complex plane in my legend
Save the handles when you *plot* them-- ... hLCirc=plot(r*cos(t)+h, r*sin(t)+k ,'-'); hold on; hLCntr=plot(h, k,'+...

10年弱前 | 1

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Simplifying code for plot.
Simplest is probably to write the function as anonymous function then just loop over the t0 values building the array-- fy=@...

10年弱前 | 0

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How do I make equation output matrix?
You missed the 'dot' operator for the divide... Tau_a=eta0*x./((1+(eta0*x/Tau_c).^2).^((1-n)/2)); *NB:* I removed one le...

10年弱前 | 2

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How can I generate the axes which change exponentially?
Ignoring the "why?" part, you can use *loglog* but you'll have to fudge the _y_ axis data to use *abs()* and then manually label...

10年弱前 | 0

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i would like to draw one bar graph to combine with different y-axis but has the same x-axis
Try hB=bar([y nan(size(y))],'b'); % bar() y data w/ dummy placeholder for z hold on ...

10年弱前 | 0

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How to caculate annual averge from daily data (i have just one column data for 15 years)
Simpler would be to create an indexing array of calendar years and then use *accumarray* to compute the means by the year. ...

10年弱前 | 0

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moving label for secondary axis
The axis labels are centered on the axis to which they're attached. It appears you used the third (2nd from bottom) subplot to ...

10年弱前 | 0

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Least Square Curve Fitting, finding the initial start values in lsqcurvefit function in Matlab
Starting points means initial "guesses" for what the values of the parameters are; for nonlinear equations sometimes figuring ou...

10年弱前 | 1

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Curve fitting tool output as array
The curvefit tool doesn't save the predicted values; save the fit to the structure and then evaluate it for the input points to ...

10年弱前 | 0

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How to detect whether 72 hours have passed after the occurrence of a certain event? - datenum gives error for longer time series.
_"if future date datevec(3) - past date datevec(3) == 3, consider 3 days have passed till the past date."_ Except what if _fu...

10年弱前 | 0

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I want write a data to excel;the data are generated from integration
xlswrite('trial_2',A,'1','A1'); Is there actually a sheet named '1'? Default Excel names are Sheet1, etc. If intending th...

10年弱前 | 0

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Error with latex interpreter and text function
Try text(x,y,'$\leftarrow$ thistext');

10年弱前 | 2

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Finding x values for y=0
_"from the graph I know that there are like 20+ values where Vprime=0."_ NO! You don't know that at all; what the graph show...

10年弱前 | 0

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How to combine multiple excel worksheet into single workbook?
See the first "Related Content" link to the right of your question... Alternatively, don't create multiple sheets in the firs...

10年弱前 | 0

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writing an array to excel
You only provided a single cell in the range 'B2:B2' so you got what you asked for...use rnge=num2str(length(m_co2_g_sec)+1...

10年弱前 | 0

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Can i adjust each thickness of each histogram bar of an image differently ? and can i plot or extract an exact value of the x axis in the histogram ?
The bar chart in Matlab is extraordinarily difficult to do anything with that's "out of the box". To your specific question...

10年弱前 | 0

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Clarification regarding text in figure
>> help text text Text annotation. text(X,Y,'string') adds the text in the quotes to location (X,Y)... Note ...

10年弱前 | 0

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xlsread selection of the lines
Just read the sheet. *xlsread* will return the numeric data in an array of the size it is. If there's data prior to the initia...

10年弱前 | 0

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Replace entries only in specific column
"_...can do in mat file only?"_ Sure, see doc matfile % for all the details Although unless the file is really big, ...

10年弱前 | 0

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Taking the mean of rand generated matrix.
Somewhere/sometime earlier in your session you've created an array entitled _mean_ which has aliased the builtin *mean* function...

10年弱前 | 1

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For Loop iteratio record results
You've already got all the columns as individual vectors -- Full_Matrix(:,n) where _n_ is the column of interest. The p...

10年弱前 | 0

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Matrix operations (switching around rows/columns)?
>> B=[1 1; 0 0]; >> C=[1 1; 0 1]; >> A=[B(:) C(:)].' A = 1 0 1 0 1 0 1 1 >>

10年弱前 | 0

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how can I store for loop result in different row(for each i) and column(for each j given i)?
Keep another index variable incremented for the purpose-- ... k=0; for i = 19:35; k=k+1; accum = []; ...

10年弱前 | 0

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How to find the coefficients for an equation having the experimental data?
Rearrange as lnP = A - B/T --> -B/T + A which has form of mx+b for x=1/T, m=-B, b=A. >> b=polyfit(1./tk,log(pkpa),1); % f...

10年弱前 | 0

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How can i write a code like this?
Well, this may be a challenge depending on what you're really wanting, but as a starting point... >> y=[ -0.012 -0.024 -0.0...

10年弱前 | 1

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how to plot two x axes and one y axis?
Follow the example in the "Using Multiple X- and Y-Axes" documentation... hE(1) = errorbar(x1,y1,e1,'r'); % first errorbar...

10年弱前 | 0

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Partially-overlapping subplots cause plots beneath to be totally invisible
It's more than that. From the *subplot* doc 'Tips' section: _"If a subplot specification causes a new axes object to overlap...

10年弱前 | 3

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How to make only the second plot changing in a loop?
imagesc(pher_mat) hold on % figure(1) % figure won't change unless somewhere else there's another referenced for i=...

10年弱前 | 0

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how to write a very concise expression for matrix power
>> bsxfun(@power,[1:4],[1:3].') ans = 1 2 3 4 1 4 9 16 1 8 27 64 >>

10年弱前 | 0

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Setting x-axis values
x=linspace(0,60,length(y)); plot(x,y)

10年弱前 | 0

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