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Questions related from Abdur Rauf
I have read the different length scales of turbulence and the dominant processes in these scales from attached papers. I do not understand them clearly. From paragraph 5 on page 2159 of Varney...
29 December 2018 3,305 3 View
How we can explain the inverse relation-ship between plasma density and Debye length physically ?
24 December 2018 8,367 11 View
Hello every one, I am looking for downloading Lyman alpha radiation data to compare it with the mean occurrence rate of a phenomena observed only in June and July. I have tried the following link...
11 December 2018 5,126 2 View
Hello every one, We know that Pearson linear correlation coefficient gives the strength of linear relationship, while Spearman rank correlation coefficient gives the strength of monotonic...
06 April 2018 4,281 10 View
Hello every one, I am interested to download the 3-hourly ap indices for one day. As it gives single value for each 3-hour interval of the universal time day (UT), so there will be 8 indices in...
15 March 2018 1,159 18 View
So far, different parameters e.g. Reflectivity, signal to noise ratio, power etc have been used to study PMSE echoes. Could any one suggest me the more useful parameter out of these three or any...
04 December 2017 4,186 4 View
Does the correlation coefficients (Pearson and Spearman) depend upon the number of data pairs used for finding the correlation coefficients?
14 May 2017 9,144 7 View
Let I have different Pearson correlation coefficient values like, r= [.50 .67 .55 .60 .80 .70 .51 .63]. is this meaningful to discuss the average of these correlation coefficients? I Imean that...
07 May 2017 9,798 16 View
Hello, everyone, I want to know, how to interpret the results of correlation coefficients. I have noted its explanation from the links (i)...
19 April 2017 1,913 11 View
hi, Matlab users, by using the following code, I can plot correlation coefficient values against time. coeffs = [0.54 0.81 0.21 0.61 0.52 0.47 -0.42 -0.20];T = {'00:00 - 00:27:02', '00:27:02 -...
14 April 2017 607 1 View
Hi matlab users, here, i am asking a question which I have already asked before but i can't find the exact answer because i have not provided enough information. my correlation coefficient values...
12 April 2017 1,653 2 View
Hey Matlab users, Can anyone tell me, how to plot the correlation values against time? I want the results like the one shown in the figure.
27 March 2017 8,229 4 View
Hi matlab user, Let i have ,x=[1 3 5 7 9]; y=y=[1 4 6 8 12]; scatter(x,y,'*'); r=corr(x.',y.','type','pearson'); A=r; [rho]=corr(x.',y.','spearman'); B=rho; formatspace='Pearson correlation...
14 February 2017 2,783 11 View
Hey Matlab users, if I have two series of data: a = [1 4 6 3 4 6 7 8]; b [34 56 34 56 79 23 48 28]; Then i can find the spearman and pearson correlation coefficient respectively as: [RHO,PVAL] =...
11 February 2017 3,645 10 View
