| 1 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> |
|---|
| 2 | <html> |
|---|
| 3 | <head> |
|---|
| 4 | <?php include("base.inc"); ?> |
|---|
| 5 | <title>ASAP - ATNF Spectral line Analysis Package</title> |
|---|
| 6 | <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> |
|---|
| 7 | <meta name="DC.Creator" lang="en" content="personalName=Marquarding,Malte" /> |
|---|
| 8 | <meta name="ATNF.Maintainer" content="contactName=Marquarding,Malte" /> |
|---|
| 9 | <meta name="DC.Title" lang="en" content="Homepage of Malte Marquarding" /> |
|---|
| 10 | <meta name="DC.Title.alt" lang="en" content="" /> |
|---|
| 11 | <meta name="DC.Subject" lang="en" content="spectral line" /> |
|---|
| 12 | <meta name="DC.Description" lang="en" |
|---|
| 13 | content="Just some links and conatact details" /> |
|---|
| 14 | <meta name="DC.Date.created" scheme="ISO8601" content="2004-11-12" /> |
|---|
| 15 | <meta name="ATNF.Site" content="Marsfield" /> |
|---|
| 16 | <meta name="ATNF.AccessPermission" content="Public" /> |
|---|
| 17 | <meta name="ATNF.MetaVersion" content="1.0" /> |
|---|
| 18 | <?php standard_head(); ?> |
|---|
| 19 | <STYLE TYPE="text/css"> |
|---|
| 20 | <!-- |
|---|
| 21 | B.asap { |
|---|
| 22 | text-align: center; |
|---|
| 23 | color: blue; |
|---|
| 24 | } |
|---|
| 25 | B.note { |
|---|
| 26 | color: red; |
|---|
| 27 | } |
|---|
| 28 | PRE.commands { |
|---|
| 29 | color: blue; |
|---|
| 30 | font-size: smaller; |
|---|
| 31 | } |
|---|
| 32 | --> |
|---|
| 33 | </STYLE> |
|---|
| 34 | </head> |
|---|
| 35 | <body bgcolor="#FFFFFF" text="#000000"> |
|---|
| 36 | <?php |
|---|
| 37 | title_bar("atnf"); |
|---|
| 38 | title_crumbs("/computing/software/"); |
|---|
| 39 | ?> |
|---|
| 40 | <!-- Start Content --> |
|---|
| 41 | <h1><a href="index.html">ASAP</a> 'commands'</h1> |
|---|
| 42 | <pre class="commands"> |
|---|
| 43 | ASAP> commands() |
|---|
| 44 | |
|---|
| 45 | [The scan container] |
|---|
| 46 | scantable - a container for integrations/scans |
|---|
| 47 | (can open asap/rpfits/sdfits and ms files) |
|---|
| 48 | copy - returns a copy of a scan |
|---|
| 49 | get_scan - gets a specific scan out of a scantable |
|---|
| 50 | summary - print info about the scantable contents |
|---|
| 51 | set_cursor - set a specific Beam/IF/Pol 'cursor' for |
|---|
| 52 | further use |
|---|
| 53 | get_cursor - print out the current cursor position |
|---|
| 54 | stats - get specified statistic of the spectra in |
|---|
| 55 | the scantable |
|---|
| 56 | stddev - get the standard deviation of the spectra |
|---|
| 57 | in the scantable |
|---|
| 58 | get_tsys - get the TSys |
|---|
| 59 | get_time - get the timestamps of the integrations |
|---|
| 60 | get_unit - get the currnt unit |
|---|
| 61 | set_unit - set the abcissa unit to be used from this |
|---|
| 62 | point on |
|---|
| 63 | get_abcissa - get the abcissa values and name for a given |
|---|
| 64 | row (time) |
|---|
| 65 | set_freqframe - set the frame info for the Spectral Axis |
|---|
| 66 | (e.g. 'LSRK') |
|---|
| 67 | set_doppler - set the doppler to be used from this point on |
|---|
| 68 | set_instrument - set the instrument name |
|---|
| 69 | get_fluxunit - get the brightness flux unit |
|---|
| 70 | set_fluxunit - set the brightness flux unit |
|---|
| 71 | create_mask - return an mask in the current unit |
|---|
| 72 | for the given region. The specified regions |
|---|
| 73 | are NOT masked |
|---|
| 74 | get_restfreqs - get the current list of rest frequencies |
|---|
| 75 | set_restfreqs - set a list of rest frequencies |
|---|
| 76 | lines - print list of known spectral lines |
|---|
| 77 | flag_spectrum - flag a whole Beam/IF/Pol |
|---|
| 78 | save - save the scantable to disk as either 'ASAP' |
|---|
| 79 | or 'SDFITS' |
|---|
| 80 | nbeam,nif,nchan,npol - the number of beams/IFs/Pols/Chans |
|---|
| 81 | history - print the history of the scantable |
|---|
| 82 | get_fit - get a fit which has been stored witnh the data |
|---|
| 83 | average_time - return the (weighted) time average of a scan |
|---|
| 84 | or a list of scans |
|---|
| 85 | average_pol - average the polarisations together. |
|---|
| 86 | The dimension won't be reduced and |
|---|
| 87 | all polarisations will contain the |
|---|
| 88 | averaged spectrum. |
|---|
| 89 | quotient - return the on/off quotient |
|---|
| 90 | scale - return a scan scaled by a given factor |
|---|
| 91 | add - return a scan with given value added |
|---|
| 92 | bin - return a scan with binned channels |
|---|
| 93 | resample - return a scan with resampled channels |
|---|
| 94 | smooth - return the spectrally smoothed scan |
|---|
| 95 | poly_baseline - fit a polynomial baseline to all Beams/IFs/Pols |
|---|
| 96 | auto_poly_baseline - automatically fit a polynomial baseline |
|---|
| 97 | gain_el - apply gain-elevation correction |
|---|
| 98 | opacity - apply opacity correction |
|---|
| 99 | convert_flux - convert to and from Jy and Kelvin brightness |
|---|
| 100 | units |
|---|
| 101 | freq_align - align spectra in frequency frame |
|---|
| 102 | rotate_xyphase - rotate XY phase of cross correlation |
|---|
| 103 | rotate_linpolphase - rotate the phase of the complex |
|---|
| 104 | polarization O=Q+iU correlation |
|---|
| 105 | [Math] Mainly functions which operate on more than one scantable |
|---|
| 106 | |
|---|
| 107 | average_time - return the (weighted) time average |
|---|
| 108 | of a list of scans |
|---|
| 109 | quotient - return the on/off quotient |
|---|
| 110 | simple_math - simple mathematical operations on two scantables, |
|---|
| 111 | 'add', 'sub', 'mul', 'div' |
|---|
| 112 | [Fitting] |
|---|
| 113 | fitter |
|---|
| 114 | auto_fit - return a scan where the function is |
|---|
| 115 | applied to all Beams/IFs/Pols. |
|---|
| 116 | commit - return a new scan where the fits have been |
|---|
| 117 | commited. |
|---|
| 118 | fit - execute the actual fitting process |
|---|
| 119 | store_fit - store the fit paramaters in the data (scantable) |
|---|
| 120 | get_chi2 - get the Chi^2 |
|---|
| 121 | set_scan - set the scantable to be fit |
|---|
| 122 | set_function - set the fitting function |
|---|
| 123 | set_parameters - set the parameters for the function(s), and |
|---|
| 124 | set if they should be held fixed during fitting |
|---|
| 125 | set_gauss_parameters - same as above but specialised for individual |
|---|
| 126 | gaussian components |
|---|
| 127 | get_parameters - get the fitted parameters |
|---|
| 128 | plot - plot the resulting fit and/or components and |
|---|
| 129 | residual |
|---|
| 130 | [Plotter] |
|---|
| 131 | asapplotter - a plotter for asap, default plotter is |
|---|
| 132 | called 'plotter' |
|---|
| 133 | plot - plot a (list of) scantable |
|---|
| 134 | save - save the plot to a file ('png' ,'ps' or 'eps') |
|---|
| 135 | set_mode - set the state of the plotter, i.e. |
|---|
| 136 | what is to be plotted 'colour stacked' |
|---|
| 137 | and what 'panelled' |
|---|
| 138 | set_cursor - only plot a selected part of the data |
|---|
| 139 | set_range - set a 'zoom' window |
|---|
| 140 | set_legend - specify user labels for the legend indeces |
|---|
| 141 | set_title - specify user labels for the panel indeces |
|---|
| 142 | set_ordinate - specify a user label for the ordinate |
|---|
| 143 | set_abcissa - specify a user label for the abcissa |
|---|
| 144 | set_layout - specify the multi-panel layout (rows,cols) |
|---|
| 145 | |
|---|
| 146 | [Reading files] |
|---|
| 147 | reader - access rpfits/sdfits files |
|---|
| 148 | read - read in integrations |
|---|
| 149 | summary - list info about all integrations |
|---|
| 150 | |
|---|
| 151 | [General] |
|---|
| 152 | commands - this command |
|---|
| 153 | print - print details about a variable |
|---|
| 154 | list_scans - list all scantables created bt the user |
|---|
| 155 | del - delete the given variable from memory |
|---|
| 156 | range - create a list of values, e.g. |
|---|
| 157 | range(3) = [0,1,2], range(2,5) = [2,3,4] |
|---|
| 158 | help - print help for one of the listed functions |
|---|
| 159 | execfile - execute an asap script, e.g. execfile('myscript') |
|---|
| 160 | list_rcparameters - print out a list of possible values to be |
|---|
| 161 | put into $HOME/.asaprc |
|---|
| 162 | mask_and,mask_or, |
|---|
| 163 | mask_not - boolean operations on masks created with |
|---|
| 164 | scantable.create_mask |
|---|
| 165 | |
|---|
| 166 | Note: |
|---|
| 167 | How to use this with help: |
|---|
| 168 | # function 'summary' |
|---|
| 169 | [xxx] is just a category |
|---|
| 170 | Every 'sub-level' in this list should be replaces by a '.' Period when |
|---|
| 171 | using help |
|---|
| 172 | Example: |
|---|
| 173 | ASAP> help scantable # to get info on ths scantable |
|---|
| 174 | ASAP> help scantable.summary # to get help on the scantable's |
|---|
| 175 | ASAP> help average_time |
|---|
| 176 | |
|---|
| 177 | </pre> |
|---|
| 178 | <!-- End Content --> |
|---|
| 179 | <?php footer(); ?> |
|---|
| 180 | </body> |
|---|
| 181 | </html> |
|---|
