Mercurial > hg > octave-nkf

comparison scripts/general/cplxpair.m @ 14868:5d3a684236b0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
maint: Use Octave coding conventions for cuddling parentheses in scripts directory * lin2mu.m, loadaudio.m, wavread.m, accumarray.m, bicubic.m, celldisp.m, colon.m, cplxpair.m, dblquad.m, divergence.m, genvarname.m, gradient.m, int2str.m, interp1.m, interp1q.m, interp2.m, interpn.m, loadobj.m, nthargout.m, __isequal__.m, __splinen__.m, quadgk.m, quadl.m, quadv.m, rat.m, rot90.m, rotdim.m, saveobj.m, subsindex.m, triplequad.m, delaunay3.m, griddata.m, inpolygon.m, tsearchn.m, voronoi.m, get_first_help_sentence.m, which.m, gray2ind.m, pink.m, dlmwrite.m, strread.m, textread.m, textscan.m, housh.m, ishermitian.m, issymmetric.m, krylov.m, logm.m, null.m, rref.m, compare_versions.m, copyfile.m, dump_prefs.m, edit.m, fileparts.m, getappdata.m, isappdata.m, movefile.m, orderfields.m, parseparams.m, __xzip__.m, rmappdata.m, setappdata.m, swapbytes.m, unpack.m, ver.m, fminbnd.m, fminunc.m, fsolve.m, glpk.m, lsqnonneg.m, qp.m, sqp.m, configure_make.m, copy_files.m, describe.m, get_description.m, get_forge_pkg.m, install.m, installed_packages.m, is_architecture_dependent.m, load_package_dirs.m, print_package_description.m, rebuild.m, repackage.m, save_order.m, shell.m, allchild.m, ancestor.m, area.m, axes.m, axis.m, clabel.m, close.m, colorbar.m, comet.m, comet3.m, contour.m, cylinder.m, ezmesh.m, ezsurf.m, findobj.m, fplot.m, hist.m, isocolors.m, isonormals.m, isosurface.m, isprop.m, legend.m, mesh.m, meshz.m, pareto.m, pcolor.m, peaks.m, plot3.m, plotmatrix.m, plotyy.m, polar.m, print.m, __add_datasource__.m, __add_default_menu__.m, __axes_limits__.m, __bar__.m, __clabel__.m, __contour__.m, __errcomm__.m, __errplot__.m, __ezplot__.m, __file_filter__.m, __fltk_print__.m, __ghostscript__.m, __gnuplot_print__.m, __go_draw_axes__.m, __go_draw_figure__.m, __interp_cube__.m, __marching_cube__.m, __patch__.m, __pie__.m, __plt__.m, __print_parse_opts__.m, __quiver__.m, __scatter__.m, __stem__.m, __tight_eps_bbox__.m, __uigetdir_fltk__.m, __uigetfile_fltk__.m, __uiputfile_fltk__.m, quiver.m, quiver3.m, rectangle.m, refreshdata.m, ribbon.m, scatter.m, semilogy.m, shading.m, slice.m, subplot.m, surface.m, surfl.m, surfnorm.m, text.m, uigetfile.m, uiputfile.m, whitebg.m, deconv.m, mkpp.m, pchip.m, polyaffine.m, polyder.m, polygcd.m, polyout.m, polyval.m, ppint.m, ppjumps.m, ppval.m, residue.m, roots.m, spline.m, splinefit.m, addpref.m, getpref.m, setpref.m, ismember.m, setxor.m, arch_fit.m, arch_rnd.m, arch_test.m, autoreg_matrix.m, diffpara.m, fftconv.m, filter2.m, hanning.m, hurst.m, periodogram.m, triangle_sw.m, sinc.m, spectral_xdf.m, spencer.m, stft.m, synthesis.m, unwrap.m, yulewalker.m, bicgstab.m, gmres.m, pcg.m, pcr.m, __sprand_impl__.m, speye.m, spfun.m, sprandn.m, spstats.m, svds.m, treelayout.m, treeplot.m, bessel.m, factor.m, legendre.m, perms.m, primes.m, magic.m, toeplitz.m, corr.m, cov.m, mean.m, median.m, mode.m, qqplot.m, quantile.m, ranks.m, zscore.m, logistic_regression_likelihood.m, bartlett_test.m, chisquare_test_homogeneity.m, chisquare_test_independence.m, kolmogorov_smirnov_test.m, run_test.m, u_test.m, wilcoxon_test.m, z_test.m, z_test_2.m, bin2dec.m, dec2base.m, mat2str.m, strcat.m, strchr.m, strjust.m, strtok.m, substr.m, untabify.m, assert.m, demo.m, example.m, fail.m, speed.m, test.m, now.m: Use Octave coding conventions for cuddling parentheses in scripts directory.
author Rik <octave@nomad.inbox5.com>
date Tue, 17 Jul 2012 07:08:39 -0700
parents 86854d032a37
children b81b9d079515
comparison
equal deleted inserted replaced
14867:97ce18b62d0f 14868:5d3a684236b0
42 ## cplxpair (exp(2i*pi*[0:4]'/5)) == exp(2i*pi*[3; 2; 4; 1; 0]/5) 42 ## cplxpair (exp(2i*pi*[0:4]'/5)) == exp(2i*pi*[3; 2; 4; 1; 0]/5)
43 ## @end smallexample 43 ## @end smallexample
44 ## @end deftypefn 44 ## @end deftypefn
45 45
46 ## FIXME: subsort returned pairs by imaginary magnitude 46 ## FIXME: subsort returned pairs by imaginary magnitude
47 ## FIXME: Why doesn't exp(2i*pi*[0:4]'/5) produce exact conjugates. Does 47 ## FIXME: Why doesn't exp (2i*pi*[0:4]'/5) produce exact conjugates. Does
48 ## FIXME: it in Matlab? The reason is that complex pairs are supposed 48 ## FIXME: it in Matlab? The reason is that complex pairs are supposed
49 ## FIXME: to be exact conjugates, and not rely on a tolerance test. 49 ## FIXME: to be exact conjugates, and not rely on a tolerance test.
50 50
51 ## 2006-05-12 David Bateman - Modified for NDArrays 51 ## 2006-05-12 David Bateman - Modified for NDArrays
52 52
53 function y = cplxpair (z, tol, dim) 53 function y = cplxpair (z, tol, dim)
54 54
80 dim++; 80 dim++;
81 if (dim > nd) 81 if (dim > nd)
82 dim = 1; 82 dim = 1;
83 endif 83 endif
84 else 84 else
85 dim = floor(dim); 85 dim = floor (dim);
86 if (dim < 1 || dim > nd) 86 if (dim < 1 || dim > nd)
87 error ("cplxpair: invalid dimension along which to sort"); 87 error ("cplxpair: invalid dimension along which to sort");
88 endif 88 endif
89 endif 89 endif
90 90
103 ## Put the purely real values at the end of the returned list. 103 ## Put the purely real values at the end of the returned list.
104 cls = "double"; 104 cls = "double";
105 if (isa (z, "single")) 105 if (isa (z, "single"))
106 cls = "single"; 106 cls = "single";
107 endif 107 endif
108 [idxi, idxj] = find (abs (imag (z)) ./ (abs (z) + realmin(cls)) < tol); 108 [idxi, idxj] = find (abs (imag (z)) ./ (abs (z) + realmin (cls)) < tol);
109 q = sparse (idxi, idxj, 1, n, m); 109 q = sparse (idxi, idxj, 1, n, m);
110 nr = sum (q, 1); 110 nr = sum (q, 1);
111 [q, idx] = sort (q, 1); 111 [q, idx] = sort (q, 1);
112 z = z(idx); 112 z = z(idx);
113 y = z; 113 y = z;