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: 916658

Tag Table:
(Indirect)
Node: Top1118
Node: Foreword2821
Node: Summary7987
Node: Introduction8794
Node: Availability9082
Ref: Availability-Footnote-111263
Node: How to Use This guide11675
Node: Compatability13490
Ref: Compatability-Footnote-119036
Ref: Compatability-Footnote-219184
Node: Windows Operating System19390
Ref: Windows Operating System-Footnote-121992
Node: Symbolic Links22233
Node: Libraries24249
Ref: Libraries-Footnote-125408
Node: netCDF2/3/4 and HDF4/5 Support25592
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-136589
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-236880
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-337246
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-437368
Ref: netCDF2/3/4 and HDF4/5 Support-Footnote-538449
Node: Help Requests and Bug Reports38943
Node: Strategies43845
Node: Philosophy44243
Node: Climate Model Paradigm45781
Node: Temporary Output Files46420
Ref: Temporary Output Files-Footnote-151640
Ref: Temporary Output Files-Footnote-251758
Node: Appending Variables51867
Ref: Appending Variables-Footnote-153960
Ref: Appending Variables-Footnote-254145
Node: Simple Arithmetic and Interpolation54302
Node: Statistics vs Concatenation55057
Ref: Statistics vs Concatenation-Footnote-156272
Ref: Statistics vs Concatenation-Footnote-256549
Node: Concatenation56936
Node: Averaging60612
Node: Interpolating62097
Node: Large Numbers of Files62625
Ref: Large Numbers of Files-Footnote-168622
Node: Large Datasets68958
Node: Memory Requirements71887
Node: Single and Multi-file Operators73338
Ref: Single and Multi-file Operators-Footnote-179127
Node: Memory for ncap279293
Node: Performance80785
Node: Shared features82784
Node: Internationalization84437
Node: Metadata Optimization85021
Node: OpenMP Threading86982
Node: Command Line Options91043
Ref: Command Line Options-Footnote-193540
Node: Truncating Long Options93833
Node: Multi-arguments95529
Ref: Multi-arguments-Footnote-1100114
Node: Sanitization of Input100411
Node: Specifying Input Files103082
Ref: Specifying Input Files-Footnote-1112517
Node: Specifying Output Files112862
Node: Remote storage114659
Ref: Remote storage-Footnote-1120308
Ref: Remote storage-Footnote-2120537
Ref: Remote storage-Footnote-3120891
Node: OPeNDAP121328
Ref: OPeNDAP-Footnote-1127743
Ref: OPeNDAP-Footnote-2128324
Ref: OPeNDAP-Footnote-3128794
Ref: OPeNDAP-Footnote-4129045
Ref: OPeNDAP-Footnote-5129437
Node: Retaining Retrieved Files129702
Node: File Formats and Conversion131966
Node: File Formats133165
Ref: File Formats-Footnote-1137447
Node: Determining File Format137639
Node: File Conversion141200
Ref: File Conversion-Footnote-1142976
Node: Autoconversion143219
Node: Zarr and NCZarr147666
Node: Large File Support151407
Ref: Large File Support-Footnote-1152950
Node: Subsetting Files152988
Ref: Subsetting Files-Footnote-1168577
Node: Subsetting Coordinate Variables168812
Node: Group Path Editing172024
Node: Flattening Groups174206
Node: Moving Groups179346
Ref: Moving Groups-Footnote-1181537
Node: Dismembering Files181726
Node: Checking CF-compliance189871
Ref: Checking CF-compliance-Footnote-1197251
Node: C and Fortran Index Conventions197407
Node: Hyperslabs199214
Node: Stride205995
Node: Record Appending209336
Node: Subcycle213138
Ref: Subcycle-Footnote-1217119
Node: Interleave217229
Node: Multislabs222671
Node: Wrapped Coordinates230623
Node: Auxiliary Coordinates233561
Node: Grid Generation240821
Ref: Grid Generation-Footnote-1268696
Ref: Grid Generation-Footnote-2269158
Node: Regridding269747
Node: Climatology and Bounds Support301685
Node: UDUnits Support306012
Node: Rebasing Time Coordinate315555
Node: Multiple Record Dimensions318612
Node: Missing Values320937
Ref: Missing Values-Footnote-1326873
Ref: Missing Values-Footnote-2327118
Node: Chunking327227
Ref: Chunking-Footnote-1345871
Node: Quantization Algorithms346121
Node: Compression348995
Ref: fgr:qnt_cr_dfl361549
Ref: fgr:qnt_cr_bz2370150
Ref: fgr:qnt_cr_zst372749
Ref: Compression-Footnote-1373787
Ref: Compression-Footnote-2373911
Ref: Compression-Footnote-3373999
Ref: Compression-Footnote-4374095
Ref: Compression-Footnote-5374658
Ref: Compression-Footnote-6374875
Node: Linear Packing375066
Node: Precision-Preserving Compression376615
Ref: Precision-Preserving Compression-Footnote-1403718
Ref: Precision-Preserving Compression-Footnote-2404088
Ref: Precision-Preserving Compression-Footnote-3404510
Ref: Precision-Preserving Compression-Footnote-4405629
Ref: Precision-Preserving Compression-Footnote-5406997
Node: Deflation407195
Node: MD5 digests409440
Node: Buffer sizes413417
Ref: Buffer sizes-Footnote-1414715
Node: RAM disks414839
Node: Unbuffered I/O419852
Node: Packed data421151
Ref: Packed data-Footnote-1428925
Node: Operation Types429102
Node: Type Conversion436822
Node: Automatic type conversion438088
Ref: Automatic type conversion-Footnote-1444898
Ref: Automatic type conversion-Footnote-2444921
Ref: Automatic type conversion-Footnote-3445114
Node: Promoting Single-precision to Double445318
Ref: Promoting Single-precision to Double-Footnote-1464231
Ref: Promoting Single-precision to Double-Footnote-2464696
Ref: Promoting Single-precision to Double-Footnote-3465189
Ref: Promoting Single-precision to Double-Footnote-4465489
Ref: Promoting Single-precision to Double-Footnote-5465594
Node: Manual type conversion465658
Node: Batch Mode466643
Node: Global Attribute Addition467804
Node: History Attribute470323
Ref: History Attribute-Footnote-1473953
Node: File List Attributes474202
Node: CF Conventions476006
Node: ARM Conventions492153
Node: Operator Version494268
Node: Reference Manual495426
Node: ncap2 netCDF Arithmetic Processor496560
Node: Syntax of ncap2 statements502295
Node: Expressions503667
Node: Dimensions511027
Node: Left hand casting513276
Node: Arrays and hyperslabs518078
Node: Attributes524506
Node: Value List528266
Node: Number literals529521
Node: if statement533474
Node: Print & String methods535698
Node: Missing values ncap2539876
Node: Methods and functions544962
Node: RAM variables552254
Node: Where statement553535
Node: Loops558858
Node: Include files560206
Node: Sort methods561430
Node: UDUnits script572787
Node: Vpointer576507
Node: Irregular grids580973
Node: Bilinear interpolation586502
Node: GSL special functions590752
Ref: GSL special functions-Footnote-1613102
Node: GSL interpolation614422
Node: GSL least-squares fitting616502
Node: GSL statistics620558
Node: GSL random number generation624331
Node: Examples ncap2628837
Node: Intrinsic mathematical methods636408
Ref: Intrinsic mathematical methods-Footnote-1641761
Ref: Intrinsic mathematical methods-Footnote-2642620
Node: Operator precedence and associativity642693
Node: ID Quoting645245
Node: make_bounds() function647786
Node: solar_zenith_angle function649030
Node: ncatted netCDF Attribute Editor650392
Ref: ncatted netCDF Attribute Editor-Footnote-1671097
Node: ncbo netCDF Binary Operator672178
Ref: ncbo netCDF Binary Operator-Footnote-1685980
Ref: ncbo netCDF Binary Operator-Footnote-2686169
Ref: ncbo netCDF Binary Operator-Footnote-3686529
Ref: ncbo netCDF Binary Operator-Footnote-4686589
Ref: ncbo netCDF Binary Operator-Footnote-5686661
Ref: ncbo netCDF Binary Operator-Footnote-6686867
Node: ncchecker netCDF Compliance Checker687224
Node: ncclimo netCDF Climatology Generator689288
Ref: ncclimo netCDF Climatology Generator-Footnote-1773720
Ref: ncclimo netCDF Climatology Generator-Footnote-2774131
Ref: ncclimo netCDF Climatology Generator-Footnote-3774398
Node: ncecat netCDF Ensemble Concatenator774708
Node: nces netCDF Ensemble Statistics784346
Ref: nces netCDF Ensemble Statistics-Footnote-1794496
Ref: nces netCDF Ensemble Statistics-Footnote-2794774
Node: ncflint netCDF File Interpolator795297
Node: ncks netCDF Kitchen Sink804151
Ref: ncks netCDF Kitchen Sink-Footnote-1876467
Ref: ncks netCDF Kitchen Sink-Footnote-2876785
Ref: ncks netCDF Kitchen Sink-Footnote-3877156
Node: Filters for ncks877271
Node: ncpdq netCDF Permute Dimensions Quickly892549
Ref: ncpdq netCDF Permute Dimensions Quickly-Footnote-1914582
Ref: ncpdq netCDF Permute Dimensions Quickly-Footnote-2914687
Ref: ncpdq netCDF Permute Dimensions Quickly-Footnote-3915268
Node: ncra netCDF Record Averager916658
Node: ncrcat netCDF Record Concatenator926617
Node: ncremap netCDF Remapper931238
Ref: ncremap netCDF Remapper-Footnote-11079517
Ref: ncremap netCDF Remapper-Footnote-21079928
Ref: ncremap netCDF Remapper-Footnote-31080011
Ref: ncremap netCDF Remapper-Footnote-41080153
Ref: ncremap netCDF Remapper-Footnote-51080479
Ref: ncremap netCDF Remapper-Footnote-61080946
Ref: ncremap netCDF Remapper-Footnote-71081232
Node: ncrename netCDF Renamer1081306
Node: ncwa netCDF Weighted Averager1097950
Ref: ncwa netCDF Weighted Averager-Footnote-11103387
Ref: ncwa netCDF Weighted Averager-Footnote-21103528
Node: Mask condition1103734
Ref: Mask condition-Footnote-11105209
Node: Normalization and Integration1105409
Ref: Normalization and Integration-Footnote-11111214
Ref: Normalization and Integration-Footnote-21111288
Ref: Normalization and Integration-Footnote-31111412
Node: Contributing1111581
Ref: Contributing-Footnote-11112316
Node: Contributors1112730
Node: Citation1117093
Node: Proposals for Institutional Funding1118509
Node: Quick Start1119684
Node: Daily data in one file1120161
Node: Monthly data in one file1121583
Node: One time point one file1123245
Node: Multiple files with multiple time points1124202
Node: CMIP5 Example1124694
Node: Combine Files1127430
Node: Global Distribution of Long-term Average1136884
Ref: fgr:glb1137120
Node: Annual Average over Regions1141896
Ref: fgr:anl1142106
Node: Monthly Cycle1155004
Ref: fgr:mon1155163
Node: Regrid MODIS Data1162228
Node: Add Coordinates to MODIS Data1169788
Node: Permute MODIS Coordinates1171790
Node: Parallel1173727
Node: CCSM Example1174079
Node: mybibnode1186764
Ref: ZeM071186889
Ref: Zen081187120
Ref: WZJ071187328
Ref: ZMW061187714
Ref: ZeW071187954
Ref: WZJ061188369
Ref: WZJ0731188559
Ref: WZJ0741189007
Ref: WZJ0811189209
Ref: WZJ0911189489
Ref: PFT881189707
Node: General Index1189834

End Tag Table


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