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how can i do a trenline like this in matlab <http://i50.tinypic.com/nprtht.jpg> here is the data <http://www.speedyshar...

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Asked 2 years ago

i have 3 2 4 2 3 7 4 2 3 i want the mean 3 (3+2+4 /3) 4 (2+3+7 /3) 3 (4+2+3 /3) and i want the st...

does anyone know how to do broken axis* ( 0--//---- ) and also how to obligate matlab automatically to write final x value...

hello everyone. as you can see from the excel file i have 4 columns with data obtained in laboratory (time, x, y, z). ...

I am new with matlab and i am having this following problem. i have a little noise on my plots. I need to smooth the curves. ...

Imagine i have an original plot with superimposed '8' shape curves (the curves are all different but similar to the '8' shape). ...

hello! i have X and Y data. if i plot it i get an open curve, but want to obtain a closed curve and so i do XX=[X(end) X...

_image analyst_ i am sorry to insist but i have been working all these days in this and still i can't understand. i see that in ...

Answered 3 years ago

here they are two examples with correspondent data:speedyshare.com/Wedam/Livro1.xlsx.thank you very very much!

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Responded 3 years ago

hello! i have a plot with many cycles of curves all similar but yet different from each other. the objective is for me to find ...

Posted 3 years ago

what is the correct term to say that i used the autommatic functions of matlab like butter, filtfilt, linspace. what is the cor...

1 Answers

what happened to my code? what can i do ? please help me. this happened i don't know how <http://i49.tinypic.com/34xri3o.jpg>...

Cutoff frequency is that frequency where the magnitude response of the filter is sqr(1/2). For butter, the normalized cutoff fre...

i need to apply a butterworth filter. to prove my cutoff frequency i need to do a plot ''residuals vs cutoff frequency'' like...

i have the xy data (in excel) to obtain the following curve in black (obtained in laboratory) there anyway to obtain the par...

does anyone know what theory is beyond this use of different smoothOrder numbers? the code does central differences and gets sm...

how can i solve the problem of this two images automatically without having to fix the axes range for each plot (i have millions...

hello everyone. i have two rows: x and y points, generated by experimental tests. this data means x,y positions. i would l...

i use this code to obtain the velocity and acceleration from x,t data (by using central differences). but as you can see now...

does anyone understand why am i getting this error: _??? Error using ==> horzcat CAT arguments dimensions are not consistent...

i have a vector with the x points, and another with the y points. could anyone help me with the matlab code for the following...

http://tinypic.com/r/2nbxcw6/6 i have the x,y data of each plot. i need to make the curves smoother. any idea of what i shoul...

distances = sqrt((x - max(x)).^2 + (y - max(y)).^2); [peaks, iPeaks] = findpeaks(distances);%to find out where the curve t...

how is the best way to insert plots from matlab to word. if i do copy figure the definition in word is not good (2nd fig). if i ...

<http://i50.tinypic.com/141uwkz.jpg> how can i out the label of the axis x and y parallell to the axis like the label of the ...

if we have the mean of a set of numbers, we can find the standard deviation. is there a command in matlab, ie, a parameter to *c...

if x is position and t time velocity=diff(x)./(diff(t) acceleration=diff(x,2)./diff(t,2) or diff(x,2)./diff(t) ? ca...

hello, http://www.speedyshare.com/raxKu/a.xlsx this is the data of a gait laboratory analysis. i need to apply a butterwo...

does anyone know how to do in matlab this type of axis (see red circle) thank you

hello! i need to construct vectors xx and yy. The problem is that at each cycle the past xx and yy is deleted but i want...