This is nco.info, produced by makeinfo version 7.1 from nco.texi.

INFO-DIR-SECTION netCDF
START-INFO-DIR-ENTRY
* NCO::        User Guide for the netCDF Operator suite
END-INFO-DIR-ENTRY

This file documents NCO, a collection of utilities to manipulate and
analyze netCDF files.

   Copyright © 1995-2024 Charlie Zender

   This is the first edition of the ‘NCO User Guide’,
and is consistent with version 2 of ‘texinfo.tex’.

   Permission is granted to copy, distribute and/or modify this document
under the terms of the GNU Free Documentation License, Version 1.3 or
any later version published by the Free Software Foundation; with no
Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.  The
license is available online at <http://www.gnu.org/copyleft/fdl.html>

   The original author of this software, Charlie Zender, wants to
improve it with the help of your suggestions, improvements, bug-reports,
and patches.
Charlie Zender <surname at uci dot edu> (yes, my surname is zender)
3200 Croul Hall
Department of Earth System Science
University of California, Irvine
Irvine, CA 92697-3100


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nco.info-4: 916746

Tag Table:
(Indirect)
Node: Top1118
Node: Foreword2820
Node: Summary7986
Node: Introduction8793
Node: Availability9081
Ref: Availability-Footnote-111262
Node: How to Use This guide11674
Node: Compatability13489
Ref: Compatability-Footnote-119035
Ref: Compatability-Footnote-219183
Node: Windows Operating System19389
Ref: Windows Operating System-Footnote-121991
Node: Symbolic Links22232
Node: Libraries24248
Ref: Libraries-Footnote-125407
Node: netCDF2/3/4 and HDF4/5 Support25591
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-136588
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-236879
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-337245
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-437367
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-538448
Node: Help Requests and Bug Reports38942
Node: Strategies43844
Node: Philosophy44242
Node: Climate Model Paradigm45780
Node: Temporary Output Files46419
Ref: Temporary Output Files-Footnote-151639
Ref: Temporary Output Files-Footnote-251757
Node: Appending Variables51866
Ref: Appending Variables-Footnote-153959
Ref: Appending Variables-Footnote-254144
Node: Simple Arithmetic and Interpolation54301
Node: Statistics vs Concatenation55056
Ref: Statistics vs Concatenation-Footnote-156271
Ref: Statistics vs Concatenation-Footnote-256548
Node: Concatenation56935
Node: Averaging60611
Node: Interpolating62096
Node: Large Numbers of Files62624
Ref: Large Numbers of Files-Footnote-168621
Node: Large Datasets68957
Node: Memory Requirements71886
Node: Single and Multi-file Operators73337
Ref: Single and Multi-file Operators-Footnote-179126
Node: Memory for ncap279292
Node: Performance80784
Node: Shared features82783
Node: Internationalization84436
Node: Metadata Optimization85020
Node: OpenMP Threading86981
Node: Command Line Options91042
Ref: Command Line Options-Footnote-193539
Node: Truncating Long Options93832
Node: Multi-arguments95528
Ref: Multi-arguments-Footnote-1100113
Node: Sanitization of Input100410
Node: Specifying Input Files103081
Ref: Specifying Input Files-Footnote-1112516
Node: Specifying Output Files112861
Node: Remote storage114658
Ref: Remote storage-Footnote-1120307
Ref: Remote storage-Footnote-2120536
Ref: Remote storage-Footnote-3120890
Node: OPeNDAP121327
Ref: OPeNDAP-Footnote-1127742
Ref: OPeNDAP-Footnote-2128323
Ref: OPeNDAP-Footnote-3128793
Ref: OPeNDAP-Footnote-4129044
Ref: OPeNDAP-Footnote-5129436
Node: Retaining Retrieved Files129701
Node: File Formats and Conversion131965
Node: File Formats133164
Ref: File Formats-Footnote-1137446
Node: Determining File Format137638
Node: File Conversion141199
Ref: File Conversion-Footnote-1142975
Node: Autoconversion143218
Node: Zarr and NCZarr147665
Node: Large File Support151406
Ref: Large File Support-Footnote-1152949
Node: Subsetting Files152987
Ref: Subsetting Files-Footnote-1168576
Node: Subsetting Coordinate Variables168811
Node: Group Path Editing172023
Node: Flattening Groups174205
Node: Moving Groups179345
Ref: Moving Groups-Footnote-1181536
Node: Dismembering Files181725
Node: Checking CF-compliance189870
Ref: Checking CF-compliance-Footnote-1197250
Node: C and Fortran Index Conventions197406
Node: Hyperslabs199213
Node: Stride205994
Node: Record Appending209335
Node: Subcycle213137
Ref: Subcycle-Footnote-1217118
Node: Interleave217228
Node: Multislabs222670
Node: Wrapped Coordinates230622
Node: Auxiliary Coordinates233560
Node: Grid Generation240820
Ref: Grid Generation-Footnote-1268736
Ref: Grid Generation-Footnote-2269198
Node: Regridding269787
Node: Climatology and Bounds Support301725
Node: UDUnits Support306052
Node: Rebasing Time Coordinate315595
Node: Multiple Record Dimensions318652
Node: Missing Values320977
Ref: Missing Values-Footnote-1326913
Ref: Missing Values-Footnote-2327158
Node: Chunking327267
Ref: Chunking-Footnote-1345911
Node: Quantization Algorithms346161
Node: Compression349035
Ref: fgr:qnt_cr_dfl361589
Ref: fgr:qnt_cr_bz2370190
Ref: fgr:qnt_cr_zst372789
Ref: Compression-Footnote-1373827
Ref: Compression-Footnote-2373951
Ref: Compression-Footnote-3374039
Ref: Compression-Footnote-4374135
Ref: Compression-Footnote-5374698
Ref: Compression-Footnote-6374915
Node: Linear Packing375106
Node: Precision-Preserving Compression376655
Ref: Precision-Preserving Compression-Footnote-1403758
Ref: Precision-Preserving Compression-Footnote-2404128
Ref: Precision-Preserving Compression-Footnote-3404550
Ref: Precision-Preserving Compression-Footnote-4405669
Ref: Precision-Preserving Compression-Footnote-5407037
Node: Deflation407235
Node: MD5 digests409480
Node: Buffer sizes413457
Ref: Buffer sizes-Footnote-1414755
Node: RAM disks414879
Node: Unbuffered I/O419892
Node: Packed data421191
Ref: Packed data-Footnote-1428965
Node: Operation Types429142
Node: Type Conversion436862
Node: Automatic type conversion438128
Ref: Automatic type conversion-Footnote-1444938
Ref: Automatic type conversion-Footnote-2444961
Ref: Automatic type conversion-Footnote-3445154
Node: Promoting Single-precision to Double445358
Ref: Promoting Single-precision to Double-Footnote-1464271
Ref: Promoting Single-precision to Double-Footnote-2464736
Ref: Promoting Single-precision to Double-Footnote-3465229
Ref: Promoting Single-precision to Double-Footnote-4465529
Ref: Promoting Single-precision to Double-Footnote-5465634
Node: Manual type conversion465698
Node: Batch Mode466683
Node: Global Attribute Addition467844
Node: History Attribute470363
Ref: History Attribute-Footnote-1473993
Node: File List Attributes474242
Node: CF Conventions476046
Node: ARM Conventions492193
Node: Operator Version494308
Node: Reference Manual495466
Node: ncap2 netCDF Arithmetic Processor496600
Node: Syntax of ncap2 statements502335
Node: Expressions503707
Node: Dimensions511067
Node: Left hand casting513316
Node: Arrays and hyperslabs518118
Node: Attributes524546
Node: Value List528306
Node: Number literals529561
Node: if statement533514
Node: Print & String methods535738
Node: Missing values ncap2539916
Node: Methods and functions545002
Node: RAM variables552294
Node: Where statement553575
Node: Loops558898
Node: Include files560246
Node: Sort methods561470
Node: UDUnits script572827
Node: Vpointer576547
Node: Irregular grids581013
Node: Bilinear interpolation586542
Node: GSL special functions590792
Ref: GSL special functions-Footnote-1613142
Node: GSL interpolation614462
Node: GSL least-squares fitting616542
Node: GSL statistics620598
Node: GSL random number generation624371
Node: Examples ncap2628877
Node: Intrinsic mathematical methods636448
Ref: Intrinsic mathematical methods-Footnote-1641801
Ref: Intrinsic mathematical methods-Footnote-2642660
Node: Operator precedence and associativity642733
Node: ID Quoting645285
Node: make_bounds() function647826
Node: solar_zenith_angle function649070
Node: ncatted netCDF Attribute Editor650432
Ref: ncatted netCDF Attribute Editor-Footnote-1671137
Node: ncbo netCDF Binary Operator672218
Ref: ncbo netCDF Binary Operator-Footnote-1686020
Ref: ncbo netCDF Binary Operator-Footnote-2686209
Ref: ncbo netCDF Binary Operator-Footnote-3686569
Ref: ncbo netCDF Binary Operator-Footnote-4686629
Ref: ncbo netCDF Binary Operator-Footnote-5686701
Ref: ncbo netCDF Binary Operator-Footnote-6686907
Node: ncchecker netCDF Compliance Checker687264
Node: ncclimo netCDF Climatology Generator689328
Ref: ncclimo netCDF Climatology Generator-Footnote-1773808
Ref: ncclimo netCDF Climatology Generator-Footnote-2774219
Ref: ncclimo netCDF Climatology Generator-Footnote-3774486
Node: ncecat netCDF Ensemble Concatenator774796
Node: nces netCDF Ensemble Statistics784434
Ref: nces netCDF Ensemble Statistics-Footnote-1794584
Ref: nces netCDF Ensemble Statistics-Footnote-2794862
Node: ncflint netCDF File Interpolator795385
Node: ncks netCDF Kitchen Sink804239
Ref: ncks netCDF Kitchen Sink-Footnote-1876555
Ref: ncks netCDF Kitchen Sink-Footnote-2876873
Ref: ncks netCDF Kitchen Sink-Footnote-3877244
Node: Filters for ncks877359
Node: ncpdq netCDF Permute Dimensions Quickly892637
Ref: ncpdq netCDF Permute Dimensions Quickly-Footnote-1914670
Ref: ncpdq netCDF Permute Dimensions Quickly-Footnote-2914775
Ref: ncpdq netCDF Permute Dimensions Quickly-Footnote-3915356
Node: ncra netCDF Record Averager916746
Node: ncrcat netCDF Record Concatenator926705
Node: ncremap netCDF Remapper931326
Ref: ncremap netCDF Remapper-Footnote-11083560
Ref: ncremap netCDF Remapper-Footnote-21083971
Ref: ncremap netCDF Remapper-Footnote-31084054
Ref: ncremap netCDF Remapper-Footnote-41084196
Ref: ncremap netCDF Remapper-Footnote-51084522
Ref: ncremap netCDF Remapper-Footnote-61084989
Ref: ncremap netCDF Remapper-Footnote-71085275
Node: ncrename netCDF Renamer1085349
Node: ncwa netCDF Weighted Averager1101993
Ref: ncwa netCDF Weighted Averager-Footnote-11107430
Ref: ncwa netCDF Weighted Averager-Footnote-21107571
Node: Mask condition1107777
Ref: Mask condition-Footnote-11109252
Node: Normalization and Integration1109452
Ref: Normalization and Integration-Footnote-11115257
Ref: Normalization and Integration-Footnote-21115331
Ref: Normalization and Integration-Footnote-31115455
Node: Contributing1115624
Ref: Contributing-Footnote-11116359
Node: Contributors1116773
Node: Citation1121136
Node: Proposals for Institutional Funding1122552
Node: Quick Start1123727
Node: Daily data in one file1124204
Node: Monthly data in one file1125626
Node: One time point one file1127288
Node: Multiple files with multiple time points1128245
Node: CMIP5 Example1128737
Node: Combine Files1131473
Node: Global Distribution of Long-term Average1140927
Ref: fgr:glb1141163
Node: Annual Average over Regions1145939
Ref: fgr:anl1146149
Node: Monthly Cycle1159047
Ref: fgr:mon1159206
Node: Regrid MODIS Data1166271
Node: Add Coordinates to MODIS Data1173831
Node: Permute MODIS Coordinates1175833
Node: Parallel1177770
Node: CCSM Example1178122
Node: mybibnode1190807
Ref: ZeM071190932
Ref: Zen081191163
Ref: WZJ071191371
Ref: ZMW061191757
Ref: ZeW071191997
Ref: WZJ061192412
Ref: WZJ0731192602
Ref: WZJ0741193050
Ref: WZJ0811193252
Ref: WZJ0911193532
Ref: PFT881193750
Node: General Index1193877

End Tag Table


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