From help-octave-request at bevo dot che dot wisc dot edu Fri Oct 20 07:14:44 1995 Subject: Octave contributions (0.3) From: omarquez at tsc dot uvigo dot es (Oscar Marquez [GTS]) To: help-octave at bevo dot che dot wisc dot edu Date: Fri, 20 Oct 1995 13:07:35 +0000 (WET) -= THE ARCHIVE OF OCTAVE CONTRIBUTIONS =- ------------------------------------ Signal Theory Group University of Vigo Disclaimer: ----------- This software is made available AS IS, and is distributed without warranty of any kind, either expressed or implied. This software is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY. The author(s) do not accept responsibility to anyone for the consequences of using it or for whether it serves any particular purpose or works at all. No warranty is made about the software or its performance. Web and ftp access: ------------------- The list of octave contributions available in our ftp server (ftp.tsc.uvigo.es/pub/octave/contrib) with brief description, authors and their address. The archive can be achived via www at http://www.tsc.uvigo.es/GTS/Octave/oct_arch.html I recommend all authors to use a SHORT name (8 characteres maximum) for the functions, to make it usable in the MSDOS version of octave. Please, send bug reports, contributions or suggestions to omarquez at tsc dot uvigo dot es OCTAVE CONTRIBUTIONS: --------------------- * : New since last time + : Changed since last time (NOTE: The contents of this index were fully renewed on September 4, 1995) Creation date: Mon Jul 10 20:25:31 WET DST 1995 Last revision: Wed Oct 18 12:00:48 WET 1995 [] Octave contributions summary - Section for .m files - Section for .c files - Section for scripts - Section for toolboxes [] Section for .m Files - Audio related functions - Control Toolbox files - file handling functions - Finance related functions - General purpose functions - Linear algebra related functions - Miscellaneous - Functions related to plotting - Polynomials related functions - Signal Processing related functions - Special functions - Statistics functions - String management functions - Audio related functions: lin2mu.m : linearly encoded to mu-law encoded audio vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) loadaudio.m : Loads audio data from file (mu-law or linear) Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) mu2lin.m : mu-law to linearly encoded audio vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) playaudio.m : plays an audio file (mu-law or linear) Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) record.m : Records audio into a vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) saveaudio.m : Saves a vector of audio data into a file Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) setaudio.m : Executes the shell command `mixer` Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) sound.m : Sends data to the sound interface on SPARC computer Author: Veronica Abreu (vabreu at tsc dot uvigo dot es) - Control Toolbox functions: * ss2ss.m : From one state-space form to an equivalent state-space form Author: Michael Fikes (mfikes at mnsinc dot com) * ss2tf.m : From state-space to transfer function form Author: Michael Fikes (mfikes at mnsinc dot com) * tf2ss.m : From transfer function to state space form Author: Michael Fikes (mfikes at mnsinc dot com) - File handling functions: + aload.m : loads a flat ASCII file into a matrix Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) + asave.m : saves a matrix as a flat ASCII file Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) loadbin.m : Loads a short integer binary file from MSDOS or VAX/VMS (needs bin2oct.c) Author: Victoria Abreu (vabreu at tsc dot uvigo dot es) loadth.m : Read in time history file without titles Author: Rick Niles (niles at gsfc dot nasa dot gov) path.m : substitute for the Matlab 4.2 'path' command Author: Christoph F. Mecklenbr"auker (cfm at sth dot ruhr-uni-bochum dot de) - Financial functions: fv.m : future value at the end of a period Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) fvl.m : future value at the end of n periods Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) irr.m : internal rate of return Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) nper.m : number of regular payments for amortization Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) npv.m : net present value of a series of irregular payments Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) pmt.m : periodic payment for amortization Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) pv.m : present value of an investment Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) pvl.m : present value of an investment Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) rate.m : rate of return on an investment Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) vol.m : volatility of each column of a matrix Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) - General purpose: bin2pol.m : Binary to polar sequence Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) bincoeff.m : Binomial coefficients Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) common_size.m : Check if arguments are common size Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) diff.m : First difference vector Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) nextpow2 : Nearest pow of two greater than a no. Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) pol2bin.m : polar sequence to binary sequence Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) shift.m : Circular shift on a vector Author: Kurt Hornik (update) (Kurt dot Hornik at ci dot tuwien dot ac dot at) sieve.m : Find all primes not greater than n Author: Francesco Potorti ( pot at cnuce dot cnr dot it) xor.m : Exclusive or of two entries Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) - Linear Algebra functions: commutation_matrix.m : Commutation matrix Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) cross.m : Vector cross product of two 3-dimensional vectors Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) dmult.m : Efficient computing of diag (a) * B Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) duplication_matrix.m : Duplication matrix Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) funm.m : Matrix functions Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) vec.m : Vector obtained by stacking the columns of a matrix Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) vech.m : eliminating all supradiagonal elements and stacking the result Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) - Miscellaneous: demo.m : Introduction to Octave Author: Victoria Abreu (vabreu at tsc dot uvigo dot es) unix.m : Emulation of Matlab's "unix" command Author: Christoph F. Mecklenbr"auker (cfm at sth dot ruhr-uni-bochum dot de) - Plotting functions: bottom_title.m : makes a title with the given text at the bottom of the plot Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) mplot.m : plot multiple plots per page Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) multiplot.m : Sets and resets multiplot mode Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) oneplot.m : Switches from multiplot to single plot Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) plot_border.m : multiple arguments allowed to specify the sides on which the border is shown Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) subplot.m : Sets multiplot mode and plots in location given by an index Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) subwindow.m : Sets subwindow position in multiplot mode for next plot Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) top_title.m : Makes a title with text "text" at the top of the plot Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) zlabel.m : Defines a label for the z-axis of a plot Author: Vinayak Dutt (Dutt dot Vinayak at mayo dot EDU) - Polynomials functions: polyfit.m : coefficients of a polynomial of degree n that best fits the data in the least squares sense Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) - Special functions: RMDtraffic.m : Random instantaneous traffic generated during a time interval Author: Francesco Potorti (pot at cnuce dot cnr dot it) besseli.m : Modified Bessel function I_a (x) of the first kind Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) besselj.m : Bessel function J_a (x) of the first kind Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) betai.m : Incomplete beta function Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) * cdigamma.m : Digamma (Psi) function for complex arguments. Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) * cgamma.m : Gamma function for complex arguments. Required in jybess.m Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) * cgammaln.m : log-gamma function for complex arguments Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) digamma.m : Digamma-Function for real argument Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) erfinv.m : Computes the inverse of the error function erf Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) gammai.m : Computes the incomplete gamma function Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) + jybess.m : Bessel and Newmann functions for real/complex arguments and orders Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) jybess_d.m : Integer order Hankel functions.Derivatives of Bessel functions Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) log2.m : base 2 logarithm Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) pow2.m : power of 2 Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) + sphbess.m : Spherical j and y Bessel functions for complex arguments Author: Eyal Doron (doron at mickey dot mpi-hd dot mpg dot de) trigamma.m : Trigamma-Function for real positive z Author: Christoph Mecklenbraeuker (cfm at sth dot ruhr-uni-bochum dot de) - Signal Processing functions: arch_fit.m : Scoring algorithm in Engle's original ARCH paper Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) arch_rnd.m : Simulates an ARCH sequence y of length T with AR coefficients b and CH coefficients a Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) arch_test.m : performs a Lagrange Multiplier (LM) test Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) arma_rnd.m : Returns a simulation of the ARMA model Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) autocorr.m : returns the autocorrelations from lag 0 to h of vector X Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) autocov.m : autocovariances from lag 0 to h of vector X Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) autoreg_matrix.m : returns a matrix with ones in the first column and the first k lagged values of a vector in the other columns Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) bartlett.m : Filter coefficients of a Bartlett (triangular) window Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) blackman.m : Filter coefficients of a Blackman window Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) cceps.m : Complex cepstrum of a vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) cepstrum.m : Cepstrum of a vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) detrend.m : removes the best fit of a polynomial from a vector Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) diffpara.m : estimator d for the differencing parameter of an integrated time series Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) durbinlevinson.m : One step of the Durbin-Levinson-Algorithm Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) fftshift.m : fft with the left and right halves swapped Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) fractdiff.m : fractional differences Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) hamming.m : filter coefficients of a Hamming window Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) hanning.m : filter coefficients of a Hanning window Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) hurst.m : Hurst parameter of sample x via the rescaled range statistic Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) hurst_.m : Hurst parameter H of the vector A using the variance-time plot method Author: Francesco Potorti (pot at cnuce dot cnr dot it) kaiser.m : filter coefficients of the n-point Kaiser window Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) periodogram.m : [periodogram][ fft (x - mean (x)) ][.^2 / n Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) rceps.m : real cepstrum of a vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) rcepstrum.m : real cepstrum of a vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) rectangle_lw.m : Rectangular lag window Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) rectangle_sw.m : Rectangular spectral window Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) sinetone.m : Returns a sinetone signal Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) sinewave.m : Computes sin (2 * pi * (i+d-1) / n) Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) spectral_adf.m : Returns the spectral density estimator Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) spectral_xdf.m : Returns the spectral density estimator Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) spencer.m : Spencer's 15 point moving average of every single column of a matrix Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) stft.m : Short-term Fourier transform of a vector Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) synthesis.m : recovers a signal from its short-time Fourier transform Author: Andreas Weingessel (Andreas dot Weingessel at ci dot tuwien dot ac dot at) triangle_lw.m : Triangular lag window Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) triangle_sw.m : Triangular spectral window Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) yulewalker.m : fits an AR (p)-model with Yule-Walker estimates Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) - Statistics functions: anova.m : One-way analysis of variance Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) bartlett_test.m : Bartlett test for the homogeneity of variances Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) beta_cdf.m : Value of the Cummulative Distribution Function (CDF) of the beta distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) beta_inv.m : Quantile (the inverse of the CDF) of the Beta distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) beta_pdf.m : Value of the PDF of the beta distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) beta_rnd.m : Random samples from the Beta distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) binomial_cdf.m : Value of the CDF of the binomial distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) binomial_inv.m : Quantile (the inverse of the CDF) of the binomial distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) binomial_pdf.m : Value of the PDF of the binomial distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) binomial_rnd.m : Random samples from the binomial distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) cauchy_cdf.m : Value of the CDF of the Cauchy distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) cauchy_inv.m : Quantile (the inverse of the CDF) of the Cauchy distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) cauchy_pdf.m : Value of the PDF of the Cauchy distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) cauchy_rnd.m : Random samples from the Cauchy distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) center.m : Substracts mean value in columns of a matrix Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) chisquare_cdf.m : Value of the CDF of the chisquare distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) chisquare_inv.m : Quantile (the inverse of the CDF) of the chisquare distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) chisquare_pdf.m : Value of the PDF of the chisquare distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) chisquare_rnd.m : Random samples from the chisquare distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) chisquare_test_homogeneity.m : chisquare test for homogeneity of the null hypothesis that x and y come from the same distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) chisquare_test_independence.m : chi-square test for indepence based on a contingency table Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) cloglog.m : complementary log-log function Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) corrcoef.m : correlation between the i-th variable in x and the j-th variable in y Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) cov.m : covariance between the i-th variable in x and the j-th variable in y Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) emp_cdf.m : empirical distribution of X evaluated at several single points Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) emp_inv.m : return the p-quantiles of each column of a matrix Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) erfinv.m : inverse of the error function erf Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) exponential_cdf.m : Value of the CDF of the exponential distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) exponential_inv.m : Quantile (the inverse of the CDF) of the exponential distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) exponential_pdf.m : Value of the PDF of the exponential distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) exponential_rnd.m : Random samples from the exponential distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) f_cdf.m : Value of the CDF of the F distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) f_inv.m : Quantile (the inverse of the CDF) of the F distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) f_pdf.m : Value of the PDF of the F distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) f_rnd.m : Random samples from the F distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) f_test.m : F-test of the null hypothesis of equal variances Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) f_test_regression.m : F test for the null hypothesis R * b = r in a classical normal regression model Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) gamma_cdf.m : Value of the CDF of the Gamma distribution Author: Kurt Hornik (update) (Kurt dot Hornik at tuwien dot ac dot at) gamma_inv.m : Quantile (the inverse of the CDF) of the Gamma distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) gamma_pdf.m : Value of the PDF of the Gamma distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) gamma_rnd.m : Random samples from the Gamma distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) geometric_cdf.m : Value of the CDF of the geometric distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) geometric_inv.m : Quantile (the inverse of the CDF) of the geometric distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) geometric_pdf.m : Value of the PDF of the geometric distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) geometric_rnd.m : Random samples from the geometric distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) iqr.m : Interquartile range(difference between the upper and lower quartile) Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) kendall.m : Kendall's tau Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) kolmogorov_smirnov_cdf.m : Value of the CDF of the Kolmogorov-Smirnov distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) kolmogorov_smirnov_test.m : Kolmogorov-Smirnov test of the null hypothesis that a sample comes from a (continuous) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) kolmogorov_smirnov_test_2.m : 2-sample Kolmogorov-Smirnov test Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) kruskal_wallis_test.m : Kruskal-Wallis one-factor "analysis of variance" Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) laplace_cdf.m : Value of the CDF of the Laplace distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) laplace_inv.m : Quantile (the inverse of the CDF) of the Laplace distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) laplace_pdf.m : Value of the PDF of the Laplace distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) laplace_rnd.m : Random samples from the Laplace distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) logistic_cdf.m : Value of the CDF of the logistic distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) logistic_inv.m : Quantile (the inverse of the CDF) of the logistic distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) logistic_pdf.m : Value of the PDF of the logistic distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) logistic_rnd.m : Random samples from the logistic distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) logistic_regression.m : Performs ordinal logistic regression Author: Kurt Hornik (adapt. to octave) (Kurt dot Hornik at tuwien dot ac dot at) logistic_regression_derivatives.m : derivates of the log-likelihood for ordinal logistic regression model Author: Kurt Hornik (adapt. to octave) (Kurt dot Hornik at tuwien dot ac dot at) logistic_regression_likelihood.m : Calculates likelihood for the ordinal logistic regression model Author: Kurt Hornik (adapt. to octave) (Kurt dot Hornik at tuwien dot ac dot at) logit.m : Return the logit log (p / (1-p)) of p Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) lognormal_cdf.m : Value of the CDF of the lognormal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) lognormal_inv.m : Quantile (the inverse of the CDF) of the lognormal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) lognormal_pdf.m : Value of the PDF of the lognormal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) lognormal_rnd.m : Random samples from the lognormal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) mean.m : Returns a row vector containing the mean for each column of a matrix Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) meansq.m : Returns a row vector containing the mean square for each column of a matrix Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) moment.m : Returns the row vector of the p-th moment of each column Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) normal_cdf.m : Value of the CDF of the normal distribution Author: Kurt Hornik (update) (Kurt dot Hornik at tuwien dot ac dot at) normal_inv.m : Quantile (the inverse of the CDF) of the normal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) normal_pdf.m : Value of the PDF of the normal distribution Author: Kurt Hornik (update) (Kurt dot Hornik at tuwien dot ac dot at) normal_rnd.m : Random samples from the normal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) pascal_cdf.m : Value of the CDF of the Pascal (neg. binomial) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) pascal_inv.m : Quantile (the inverse of the CDF) of the Pascal (neg. binomial) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) pascal_pdf.m : Value of the PDF of the Pascal (neg. binomial) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) pascal_rnd.m : Random samples from the Pascal (neg. binomial) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) poisson_cdf.m : Value of the CDF of the Poisson distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) poisson_inv.m : Quantile (the inverse of the CDF) of the Poisson distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) poisson_pdf.m : Value of the PDF of the Poisson distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) poisson_rnd.m : Random samples from the Poisson distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) ppplot.m : Performs a PP-plot (probability plot) Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) * prob.m : Plots a probability density Author: (unknown) () probit.m : Probit (the quantile of the standard normal distribution) Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) qqplot.m : Performs a QQ-plot (quantile plot) Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) randinit.m : Initialize rand with the current system time and date Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) range.m : difference between the maximum and the minimum, of the input data (on rows) Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) ranks.m : vector of ranks of a vector adjusted for ties Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) run_count.m : Counts the upward runs in the columns of a matrix Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) run_test.m : chi-square test with 6 degrees of freedom based on the upward runs in the columns of a matrix Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) sign_test.m : sign test of the null hypothesis PROB(x > y) == PROB(x < y) == 1/2 Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) spearman.m : Spearman's rank correlation coefficient rho Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) statistics.m : return a matrix S with the several statistics of a vector Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) stdnormal_cdf.m : Value of the CDF of the standard normal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) stdnormal_inv.m : Quantile (the inverse of the CDF) of the standard normal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) stdnormal_pdf.m : Value of the PDF of the standard normal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) stdnormal_rnd.m : Random samples from the standard normal distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) studentize.m : subtract a vector's mean and divide by its standard deviation Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) t_cdf.m : Value of the CDF of the Student (t) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) t_inv.m : Quantile (the inverse of the CDF) of the Student (t) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) t_pdf.m : Value of the PDF of the Student (t) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) t_rnd.m : Random samples from the Student (t) distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) t_test.m : t-test of the null hypothesis mean(x) == m Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) t_test_2.m : two-sample t-test Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) t_test_corr.m : test the hypothesis that the underlying correlation coefficient is zero Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) t_test_regression.m : t test for the null hypothesis R * b = r in a classical normal regression model y = X * b + e Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) u_test.m : Mann-Whitney U-test of the null hypothesis PROB(x > y) == 1/2 == PROB(x < y) Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) uniform_cdf.m : Value of the CDF of the Uniform distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) uniform_inv.m : Quantile (the inverse of the CDF) of the Uniform distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) uniform_pdf.m : Value of the PDF of the Uniform distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) uniform_rnd.m : Random samples from the Uniform distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) var.m : Returns a row vector contaning the variance for each column of a matrix Author: Kurt dot Hornik at tuwien dot ac dot at () weibull_cdf.m : Value of the CDF of the Weibull distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) weibull_inv.m : Quantile (the inverse of the CDF) of the Weibull distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) weibull_pdf.m : Value of the PDF of the Weibull distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) weibull_rnd.m : Random samples from the Weibull distribution Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) welch_test.m : Welch test of the null hypothesis of equal means Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) wiener_rnd.m : simulated realization of the d-dimensional Wiener Process on the interval [0,t] Author: Friedrich Leisch (Friedrich dot Leisch at ci dot tuwien dot ac dot at) wilcoxon_test.m : Wilcoxon signed-rank test of the null hypothesis PROB(x > y) == 1/2 Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) z_test.m : Z-test of the null hypothesis mean(x) == m for a sample from a normal distribution with unknown mean Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) z_test_2.m : Two sample Z-test Author: Kurt Hornik (Kurt dot Hornik at tuwien dot ac dot at) - String handling functions: bin2dec.m : decimal number corresponding to a binary number Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) blanks.m : Returns a string of n blanks Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) deblank.m : Remove trailing blanks from a string Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) dec2bin.m : Returns the binary number corresponding to a nonnegative integer Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) dec2hex.m : Returns the hex number corresponding to a decimal number Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) findstr.m : all positions where an occurence of the shorter of two trings in the longer starts Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) hex2dec.m : decimal number corresponding to a hex number Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) index.m : position of the first occurence of a string into another Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) isletter.m : 1 if the character is a letter and 0 otherwise Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) rindex.m : position of the last occurence of a string into another Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) split.m : Divides a string into pieces stored as rows Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) str2mat.m : Forms the matrix m containing the strings s1,... as rows Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) strrep.m : Replace all occurences of the substring x of the string s with the string y Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) substr.m : Returns a sub-string from a string Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) tolower.m : Replaces upper-case characters by lower-case Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) toupper.m : Replaces lower-case characters by upper-case Author: Kurt Hornik (Kurt dot Hornik at ci dot tuwien dot ac dot at) [] Section for .c files bin2oct.c : short int data file to ASCII and Octave format Author: Victoria Abreu (vabreu at tsc dot uvigo dot es) [] Section for scripts mkmatrix : Makes an ASCII matrix readable by Octave Author: Francesco Potorti (pot at cnuce dot cnr dot it) [] Section for toolboxes vector.tar.gz : First order tensor (Vector) toolbox Author: Rick Niles ( niles at gsfc dot nasa dot gov) int.tar.gz : Toolbox for 1-D, 2-D, and n-D Numerical Integration Author: Bryce Gardner ( bgard at autoa dot com (adapted by Dutt.Vinayak@mayo.EDU)) ----------------------------------------------------------------------- Any question may be posted to: Oscar Marquez (omarquez at tsc dot uvigo dot es) Sergio G. Galan (sgalan at tsc dot uvigo dot es) -- Oscar W. Marquez F. Universidad de Vigo omarquez at tsc dot uvigo dot es ETSI de Telecomunicacion Tel. ++34-86-812 133 Lagoas-Marcosende Fax. ++34-86-812 116 E-36280 Vigo - Spain