source: issm/trunk-jpl/externalpackages/mealpix/help/html/helpfuncbycat.html@ 25367

Last change on this file since 25367 was 25367, checked in by adhikari, 5 years ago

NEW: matlab package for analyzing spherical harmonics based on Max Tegmark's HEALpix tool
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65 </style></head><body><div class="content"><h1>Functions by Category</h1><!--introduction--><p>MEALPix Toolbox Version 3.0 21 February 2011</p><!--/introduction--><h2>Contents</h2><div><ul><li><a href="#1">Coordinate Conversions</a></li><li><a href="#2">Coordinate-Pixel Conversions</a></li><li><a href="#3">Functions on the sphere</a></li><li><a href="#4">Map Statistics</a></li><li><a href="#5">Pixel Indexing Conversions</a></li><li><a href="#6">Pixel Topology</a></li><li><a href="#7">Plotting</a></li><li><a href="#8">Resolution Relations</a></li></ul></div><h2>Coordinate Conversions<a name="1"></a></h2><div><ul><li><a href="ang2vec_help.html"><tt>ang2vec</tt></a> - Convert from spherical to cartesian coordinates</li><li><a href="vec2ang_help.html"><tt>vec2ang</tt></a> - Convert cartesian direction vector to position angle on sphere</li></ul></div><h2>Coordinate-Pixel Conversions<a name="2"></a></h2><div><ul><li><a href="ang2pix_help.html"><tt>ang2pix</tt></a> - Convert spherical coordinate location to HEALPix pixel number</li><li><a href="pix2ang_help.html"><tt>pix2ang</tt></a> - Find spherical coordinate location of HEALPix pixels</li><li><a href="pix2vec_help.html"><tt>pix2vec</tt></a> - Convert HEALPix pixel numbers to (x,y,z) unit vector</li><li><a href="ring2z_help.html"><tt>ring2z</tt></a> - Find HEALPix ring number corresponding to a given z coordinate</li><li><a href="vec2pix_help.html"><tt>vec2pix</tt></a> - Convert cartesian direction vectors to MEALPix pixel numbers</li><li><a href="z2ring_help.html"><tt>z2ring</tt></a> - Find HEALPix ring numbers from direction vector z coordinate</li></ul></div><h2>Functions on the sphere<a name="3"></a></h2><div><ul><li><a href="alm2pix_help.html"><tt>alm2pix</tt></a> - Evaluate spherical harmonic function expansion on HEALPix pixels</li><li><a href="angDist_help.html"><tt>angDist</tt></a> - Computes angular distance on the unit sphere</li><li><a href="pix2alm_help.html"><tt>pix2alm</tt></a> - Find spherical harmonic decomposition of function on sphere</li><li><a href="ylm_help.html"><tt>ylm</tt></a> - returns spherical harmonic basis <img src="helpfuncbycat_eq71008.png" alt="$Y_L^M$"> on the HEALPix sphere</li></ul></div><h2>Map Statistics<a name="4"></a></h2><div><ul><li><a href="alm2spec_help.html"><tt>alm2spec</tt></a> - valuate angular power spectral density</li><li><a href="hpStat_help.html"><tt>hpStat</tt></a> - Compute descriptive statistics of a pixel value list</li></ul></div><h2>Pixel Indexing Conversions<a name="5"></a></h2><div><ul><li><a href="nest2ring_help.html"><tt>nest2ring</tt></a> - Convert MEALPix pixel numbers from nest to ring indexing</li><li><a href="ring2nest_help.html"><tt>ring2nest</tt></a> - Convert MEALPix pixel numbers from ring to nest indexing</li></ul></div><h2>Pixel Topology<a name="6"></a></h2><div><ul><li><a href="corners_help.html"><tt>corners</tt></a> - Find pixel corners</li><li><a href="inRing_help.html"><tt>inRing</tt></a> - return pixels in ring or ring section</li><li><a href="pix2xy_help.html"><tt>pix2xy</tt></a> - Find pixel cartesian face coordinates</li><li><a href="queryDisc_help.html"><tt>queryDisc</tt></a> - Find all pixels whose centers are within a specified disc</li><li><a href="xy2pix_help.html"><tt>xy2pix</tt></a> - gives the pixel number ipix (NESTED) of ix, iy and face_num</li></ul></div><h2>Plotting<a name="7"></a></h2><div><ul><li><a href="hp3d_help.html"><tt>hp3d</tt></a> - Plots a HEALPix dataset on a 3D sphere</li></ul></div><h2>Resolution Relations<a name="8"></a></h2><div><ul><li><a href="nPix2nSide_help.html"><tt>nPix2nSide</tt></a> - Convert number of pixels to number of facet side subdivisions</li><li><a href="nSide2nPix_help.html"><tt>nSide2nPix</tt></a> - Convert resolution parameter to number of pixels</li><li><a href="nSide2res_help.html"><tt>nSide2res</tt></a> - Calculates angular resolution of a HEALPix map in arcsec</li><li><a href="res2nSide_help.html"><tt>res2nSide</tt></a> - Finds minimum base pixel sub-division for required resolution</li></ul></div><p>Copyright 2010-2011 Lee Samuel Finn. <a href="mealpix_notices.html">Terms of Use</a>.</p><p class="footer"><br>
66 Published with MATLAB&reg; 7.12<br></p></div><!--
67##### SOURCE BEGIN #####
68%% Functions by Category
69% MEALPix Toolbox
70% Version 3.0
71% 21 February 2011
72
73%% Coordinate Conversions
74% * <ang2vec_help.html |ang2vec|> - Convert from spherical to cartesian coordinates
75% * <vec2ang_help.html |vec2ang|> - Convert cartesian direction vector to position angle on sphere
76
77%% Coordinate-Pixel Conversions
78% * <ang2pix_help.html |ang2pix|> - Convert spherical coordinate location to HEALPix pixel number
79% * <pix2ang_help.html |pix2ang|> - Find spherical coordinate location of HEALPix pixels
80% * <pix2vec_help.html |pix2vec|> - Convert HEALPix pixel numbers to (x,y,z) unit vector
81% * <ring2z_help.html |ring2z|> - Find HEALPix ring number corresponding to a given z coordinate
82% * <vec2pix_help.html |vec2pix|> - Convert cartesian direction vectors to MEALPix pixel numbers
83% * <z2ring_help.html |z2ring|> - Find HEALPix ring numbers from direction vector z coordinate
84
85%% Functions on the sphere
86% * <alm2pix_help.html |alm2pix|> - Evaluate spherical harmonic function expansion on HEALPix pixels
87% * <angDist_help.html |angDist|> - Computes angular distance on the unit sphere
88% * <pix2alm_help.html |pix2alm|> - Find spherical harmonic decomposition of function on sphere
89% * <ylm_help.html |ylm|> - returns spherical harmonic basis $Y_L^M$ on the HEALPix sphere
90
91%% Map Statistics
92% * <alm2spec_help.html |alm2spec|> - valuate angular power spectral density
93% * <hpStat_help.html |hpStat|> - Compute descriptive statistics of a pixel value list
94
95%% Pixel Indexing Conversions
96% * <nest2ring_help.html |nest2ring|> - Convert MEALPix pixel numbers from nest to ring indexing
97% * <ring2nest_help.html |ring2nest|> - Convert MEALPix pixel numbers from ring to nest indexing
98
99%% Pixel Topology
100% * <corners_help.html |corners|> - Find pixel corners
101% * <inRing_help.html |inRing|> - return pixels in ring or ring section
102% * <pix2xy_help.html |pix2xy|> - Find pixel cartesian face coordinates
103% * <queryDisc_help.html |queryDisc|> - Find all pixels whose centers are within a specified disc
104% * <xy2pix_help.html |xy2pix|> - gives the pixel number ipix (NESTED) of ix, iy and face_num
105
106%% Plotting
107% * <hp3d_help.html |hp3d|> - Plots a HEALPix dataset on a 3D sphere
108
109%% Resolution Relations
110% * <nPix2nSide_help.html |nPix2nSide|> - Convert number of pixels to number of facet side subdivisions
111% * <nSide2nPix_help.html |nSide2nPix|> - Convert resolution parameter to number of pixels
112% * <nSide2res_help.html |nSide2res|> - Calculates angular resolution of a HEALPix map in arcsec
113% * <res2nSide_help.html |res2nSide|> - Finds minimum base pixel sub-division for required resolution
114
115%%
116% Copyright 2010-2011 Lee Samuel Finn. <mealpix_notices.html Terms of Use>.
117
118##### SOURCE END #####
119--></body></html>
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