Additional material to manuscript:
Rényi
continuous entropy of dna sequences
Susana Vingaa* and
Jonas
Almeidaa,b
J.Theor.Biol (2004), vol.231(3), pp.377--388
a*Biomathematics
Group, ITQB – Univ. Nova
Lisboa, R.Qta. Grande - 6, 2780-156 Oeiras, PORTUGAL.
b Dept
Biostatistics, Bioinformatics & Epidemiology, Medical Univ. South Carolina, 135 Cannon Street,
Suite 303, P.O. Box 250835, Charleston, SC 29425, USA.
Click for...
Download full proof referred in Appendix B [convolution_normal.pdf].
Download text files (in FASTA format) with all the DNA sequences used in this study [seq.zip].
Sequence name | Brief description |
---|---|
rand |
random |
m3 | random with inserted motif L=3 'ATC' |
m4 |
random with inserted motif L=4 'ATCG' |
m5 | random with inserted motif L=5 'ATCGA' |
m7e | random with inserted motif with error L=7 'ATC*AGC', *denotes any symbol' |
R1 |
repeated motif L=1, 2000 times 'A' |
R5 | repeated motif L=5, 400 times 'ATCGA' |
MC0 | markov chain of order 0, pA=0.50, pT=0.30, pC=0.15, pG=0.05 |
MC1 | markov chain of order 1, p(T|A)=p(C|T)=p(G|C)=p(A|G)=0.91; otherwise p(*|*)=0.03 |
Es | experimental promoter regions of B.subtilis - see paper for full description |
Current version 1.1 (Sep.20, 2004). Next upgrades will be posted here.
See an application example in RenyiManual.pdf and look at functions' help. Run script example.m
Click to download all functions and documents [renyi1v1.zip], which includes the following files:
File name | Brief description |
---|---|
readfasta.m | Reads sequences from FASTA format files to struct MATLAB variables |
usm_make.m |
Creates CGR/USM coordinates of a sequence |
sig2.mat |
Variances s2 of the Gaussian kernel tested (see example) |
renyi2usm_fast.m | Calculates Rényi quadratic entropy of CGR/USM coordinates for several s2 and saves results in a file. |
simul_renyi_usm2.m | Rényi entropies for random sequences - Montecarlo simulation (calls randUSM.m) |
randUSM.m | Generates USM coordinates of random sequence |
usm_entropy.m | L-tuple discrete Shannon's entropy. (Calls entropy_renyi.m) |
entropy_renyi.m |
Calculates Rényi discrete entropy of a vector (counts or probabilities) |
example.m | script with full example of application |
RenyiManual.pdf | Brief example on how to use the functions described - uses example.m output |
[Alfréd Rényi's Biography][Chaos Game Representation (CGR)][MATLAB site]
Suggestions &Comments: svinga@itqb.unl.pt
Created: 2004 Mar 25 -- Last update: 2004 Oct
27
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