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NEWS.txt
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==Release 3.2 (TBD)==
===Additions and enhancements===
To the reproducible documents collection:
* zju/diffrlrra: Separation and imaging of seismic diffractions using a
localized rank-reduction method with adaptively selected ranks (Wang, Liu, and
Chen)
* tccs/drr5d: Simultaneous denoising and reconstruction of 5D seismic data via
damped rank-reduction method (Chen, Zhang, Jin, Chen, Zu, Huang, and Gan)
* zju/odrr3d: Seismic signal enhancement based on the lowrank methods (Bai,
Huang, Wang, and Chen)
* zju/odrr5d: Five-dimensional seismic data reconstruction using the optimally
damped rank-reduction method (Chen, Bai, Guan, Zhang, Zhang, and Wang)
* zju/dtv: Full waveform inversion and joint migration inversion with
an automatic directional total variation constraint (Qu, Verschuur, and Chen)
* tccs/anisodiff: Least-squares diffraction imaging using shaping
regularization by anisotropic smoothing (Merzlikin, Fomel, and Wu)
To SCons:
To documentation:
To APIs:
To the Python package:
To programs:
* user/tharit: New contributor (Tharit Tangkijwanichakul)
===Bug fixes===
In the reproducible documents collection:
In documentation:
In APIs:
In the Python package:
In programs:
In the build system:
===Changes in defaults and interfaces===
==Release 3.1.1 (2020-11-22)==
===Additions and enhancements===
To the reproducible documents collection:
To SCons:
To documentation:
To APIs:
To the Python package:
To programs:
===Bug fixes===
In the reproducible documents collection:
In documentation:
In APIs:
In the Python package:
In programs:
In the build system:
* Get rid of warnings during installation
===Changes in defaults and interfaces===
==Release 3.1 (2020-11-08)==
===Additions and enhancements===
To the reproducible documents collection:
* zju/sosvmf: Deblending of simultaneous-source data using a structure-oriented
space-varying median filter (Chen, Zu, Wang, and Chen)
* zju/q: Multi-channel quality factor Q estimation (Chen)
* tccs/dealiase: De-aliased seismic data interpolation using seislet transform
with low-frequency constraint (Gan, Wang, Chen, Zhang, and Jin)
* tccs/dmssa: Damped multichannel singular spectrum analysis for 3D random noise
attenuation (Huang, Wang, Chen, Li, and Gan)
* tccs/demulemd: Multiple reflections noise attenuation using adaptive
randomized-order empirical mode decomposition (Che, Xie, Zu, Gan, and Chen)
* tccs/halfthr: Irregular seismic data reconstruction using a
percentile-half-thresholding algorithm (Chen, Chen, Shi, and Wang)
* tccs/dipseis: Dip-separated structural filtering using seislet transform and
adaptive empirical mode decomposition based dip filter (Chen)
* tccs/dealiase2: One-step slope estimation for dealiased seismic data
reconstruction via iterative seislet thresholding (Liu, Cao, Gan, Chen, Zu,
and Jin)
* tccs/strsvd: Structure-oriented singular value decomposition for random noise
attenuation of seismic data (Gan, Chen, Zu, Qu, and Zhong)
* tccs/drr3d: An open-source Matlab code package for improved rank-reduction 3D
seismic data denoising and reconstruction (Chen, Huang, Zhang, and Chen)
* tccs/asa: Application of spectral decomposition using regularized
non-stationary autoregression to random noise attenuation (Yang, Wang, Chen,
Wu, Qu, Yuan, and Gan)
* tccs/sswtapp: Probing the subsurface karst features using time-frequency
decomposition (Chen)
* zju/optnoise: Plane-wave orthogonal polynomial transform for
amplitude-preserving noise attenuation (Chen, Huang, Zhou, Liu, and Zhang)
* tccs/sgk: Fast dictionary learning for noise attenuation of multidimensional
seismic data (Chen)
* zju/qrtm: CuQ-RTM: A CUDA-based code package for stable and efficient
Q-compensated reverse time migration (Wang, Zhou, Zhao, Zhang, Zhao, Yu, and
Chen)
* tccs/cd: Compressive sensing for seismic data reconstruction via fast
projection onto convex sets based on seislet transform (Gan, Wang, Chen, Chen,
Chen, Huang, and Chen)
* tccs/svscan: Velocity analysis of simultaneous-source data using
high-resolution semblance - coping with the strong noise (Gan, Wang, Chen, Qu,
and Zu)
* tccs/pcastack: Application of principal component analysis in weighted
stacking of seismic data (Xie, Chen, Zhang, Zu, and Chen)
* tccs/enhemd: Enhancing seismic reflections using empirical mode decomposition
in the flattened domain (Chen, Zhang, Gan, and Zhang)
* tccs/npm: Data-driven time-frequency analysis of seismic data using
non-stationary Prony method (Wu, Fomel, and Chen)
To SCons:
* Upgraded to scons-3.1.2
To programs:
* user/dirack: New contributor (Rodolfo A C Neves)
* sfvfsacrsnh: Zero offset CRS parameter inversion (RN, RNIP, BETA) with Very Fast Simulated Aneeling (VFSA) Global Optimization and non-hyperbolic CRS traveltime approximation.
* sfnhcrssurf: Build Non-Hyperbolic CRS approximation surface given RN, RNIP and BETA parameters.
* sfcrestack: Common Reflection Element (CRE) stacking
* sfcretrajec: Calculate CRE trajectory on CMP x Offset plane given zero-offset CRS parameters (RN, RNIP, BETA)
* sfgetcregather: Build CRE gather given CMP X Offset CRE trajectory coordinates and interpolated data cube
* sfgetcretimecurve: Calculate CRE traveltime curve t(m,h) given CRS zero-offset parameters (RN, RNIP, BETA)
* user/carrot: New contributor (Hongyu Zhou)
* sfacoustic1D: 1-D acoustic wave propapagation with CE absorbing boundary
* sfacoustic1D_FWI_ptb: 1-D acoustic FWI with Perturbation method
* sfacoustic1D_FWI_adj: 1-D acoustic FWI with adjoint state method
* sfviewbin: quick view of binary data (1D/2D/3D)
===Bug fixes===
In the reproducible documents collection:
In documentation:
In APIs:
In the Python package:
In programs:
In the build system:
* Support installation on CentOS 8 and Ubuntu 20.10
===Changes in defaults and interfaces===
==Release 3.0 (2019-09-09)==
===Additions and enhancements===
To the reproducible documents collection:
* tccs/fwiseislet: Full-waveform inversion using seislet
regularization (Xue, Zhu, and Fomel)
* tccs/merge: Matching and merging high-resolution and legacy seismic
images (Greer and Fomel)
* tccs/sobel: Plane-wave Sobel attribute for discontinuity enhancement
in seismic images (Phillips and Fomel)
* tccs/t2dweak: Fast time-to-depth conversion and interval velocity
estimation in the case of weak lateral variations (Sripanich and
Fomel)
* tccs/elas: Recursive integral time extrapolation of elastic waves
using low-rank symbol approximation (Sun, Fomel, Sripanich, and
Fowler)
* data/marmousi2mp: 2D modeling and basic processing with Madagascar
(Thongsang, Jiang, Li, and Schleicher)
* tccs/eseis: EMD-seislet transform (Chen and Fomel)
* jlu/txsopf: Streaming orthogonal prediction filter in $t$-$x$ domain
for random noise attenuation (Liu and Li)
* jlu/gvdseisint: Seismic data interpolation using generalised
velocity‐dependent seislet transform (Liu, Zhang, and Liu)
* tccs/acrossfault: Predictive painting across faults (Xue, Wu, and Fomel)
* tccs/sparse: Least-squares path-summation diffraction imaging
using sparsity constraints (Merzlikin, Fomel, and Sen)
* tccs/gmresq: Q-compensated least-squares reverse time migration
using low-rank one-step wave extrapolation (Sun, Fomel, Zhu, and Hu)
* tccs/welllogs: Missing log data interpolation and semiautomatic seismic
well ties using data matching techniques (Bader, Wu, and Fomel)
* tccs/fraclapl: Viscoacoustic modeling and imaging using low-rank
approximation (Sun, Zhu, and Fomel)
To SCons:
* Upgraded to scons-3.0.5
To documentation:
To APIs:
To the Python package:
* Partial upgrade for compatibility with Python 3
To programs:
* user/zgeng: New contributor (Zhicheng Geng)
* sfmatplotlib: plotting with matplotlib
* user/sgreer: New contributor (Sarah Greer)
* strip= parameter in sfdd
* sfbargraph: bar plot
===Bug fixes===
In the reproducible documents collection:
In documentation:
In APIs:
In the Python package:
In programs:
In the build system:
===Changes in defaults and interfaces===
==Release 2.0 (2017-07-08)==
===Additions and enhancements===
To the reproducible documents collection:
* xjtu/mcaseislet: Seislet-based morphological component analysis
using scale-dependent exponential shrinkage (Yang and Fomel)
* tccs/aii: Structure-constrained relative acoustic impedance using
stratigraphic coordinates (Karimi)
* jlu/riesz: Seismic dip estimation based on the two-dimensional
Hilbert transform and its application in random noise attenuation
(Liu, Chen, Wang, Liu, Wang, and Zhang)
* sep/balance: Iterative least-square inversion for amplitude
balancing (Berlioux and Harlan)
* sep/elliptic2: The double-elliptic approximation in the group and
phase domains (Dellinger and Muir)
* sep/sparse2: Test case for PEF estimation with sparse data II
(Brown, Claerbout, and Fomel)
* tccs/vscan: Velocity analysis using similarity-weighted semblance
(Chen, Liu, and Chen)
* tccs/group3: On anelliptic approximations for qP velocities in TI
and orthorhombic media (Sripanich and Fomel)
* tccs/dbortho: Iterative deblending with multiple constraints based
on shaping regularization (Chen)
* lju/vdseislet: Signal and noise separation in prestack seismic data
using velocity-dependent seislet transform (Liu, Fomel, and Liu)
* tccs/svmf: Deblending using a space-varying median filter (Chen)
* tccs/shemd: Random noise attenuation by a selective hybrid approach
using f-x empirical mode decomposition (Chen, Gan, Liu, Yuan,
Zhang, and JIn)
* tccs/orthogroll: Ground-roll noise attenuation using a simple and
effective approach based on local bandlimited orthogonalization
(Chen, Jiao, Ma, Chen, Zhou, and Gan)
* tccs/intshape: Seismic data interpolation using nonlinear shaping
regularization (Chen, Zhang, and Mo)
* tccs/dsd: Double sparsity dictionary for seismic noise attenuation
(Chen, Ma, and Fomel)
* sep/geostat: Multiple realizations using standard inversion
techniques (Clapp)
* tongji/qswave: Simulating propagation of separated wave modes in
general anisotropic media, Part II: qS-wave propagators (Cheng and
Kang)
* tccs/onestep: Lowrank one-step wave extrapolation for reverse-time
migration (Sun, Fomel, and Ying)
* tongji/decoupledpropagation: Simulating propagation of decoupled
elastic waves using low-rank approximate mixed-domain integral
operators for anisotropic media (Cheng, Alkhalifah, Wu, Zou, and
Wang)
* tccs/interval: Theory of interval traveltime parameter estimation in
layered anisotropic media (Sripanich and Fomel)
* tccs/decomp: Elastic wave-vector decomposition in heterogeneous
anisotropic media (Sripanich, Fomel, Sun, and Cheng)
* tccs/hyper3: 3D generalized nonhyperboloidal moveout approximation
(Sripanich, Fomel, Stovas, and Hao)
* tccs/pi: Analytical path-summation imaging of seismic diffractions
(Merzlikin and Fomel)
* tccs/ovc: Diffraction imaging and time-migration velocity analysis
using oriented velocity continuation (Decker, Merzlikin, and Fomel)
To SCons:
* splitting auxiliary inputs when split= involves 'omp' or 'mpi'
* Upgraded to scons-2.5.1
To documentation:
To APIs:
* name= parameter in File for Python API
* Julia API
To the Python package:
To programs:
* user/zdzhang: New contributor (Zhendong Zhang)
* splitting auxiliary inputs in sfomp and sfmpi
* set delrt in trace headers in sfsegywrite
* header= parameter in sfcsv2rsf
* user/kregimbal: New contributor (Kelly Regimbal)
* user/dmerzlikin: New contributor (Dmitrii Merzlikin)
* user/sbader: New contributor (Sean Bader)
* char to int conversion in sfdd
===Bug fixes===
In the reproducible documents collection:
* Fixed links to the data files in the case of a non-default data server
In documentation:
* Fixed file names in selfdocs
In APIs:
* Fixed memory bug in stretch.c
In the Python package:
* Fixed parsing of comments in Fortran-90 programs
In programs:
* Fixed segmentation fault for sffft1 with no FFTW and no OMP
* Fixed case n1 > n2 in sfsvd
* Fixed join over a different axis in sfomp and sfmpi
* Fixed mwt= parameter in sfconjgrad
* Fixed half-order differentiation in sfslant
* Fixed offset handling in sfinmo
In the build system:
* Fixed installation of the gallery scripts
* Improved configuration for Fortran-90 programs
* Fixed Java API installation on Linux
===Changes in defaults and interfaces===
==Release 1.7 (2014-04-13)==
===Additions and enhancements===
To the reproducible documents collection:
* tccs/sglowrank: Lowrank seismic wave extrapolation on a staggered
grid (Fang, Fomel, Du, and Hu)
* xjtu/primer: A numerical tour of wave propagation (Yang)
* Moved rsf/usp/data to data/freeusp/land and added elevation statics
* tongji/lrmode: Fast algorithms for elastic-wave-mode separation and
vector decomposition using low-rank approximation for anisotropic
media (Cheng and Fomel)
* tccs/deblend: Iterative deblending of simultaneous-source seismic
data using seislet-domain shaping regularization (Chen, Fomel, and
Hu)
* tccs/time2depth2: A robust approach to time-to-depth conversion and
interval velocity estimation from time migration in the presence of
lateral velocity variations (Li and Fomel)
* tccs/nmodeblend: Deblending using normal moveout and median
filtering in common-midpoint gathers (Chen, Yuan, Jin, Chen, and
Zhang)
* tccs/synwav: Time-frequency analysis of seismic data using
synchrosqueezing wavelet transform (Chen, Liu, Chen, Li, and Wang)
* sep/txamo: The time and space formulation of azimuth moveout (Fomel
and Biondi)
* jlu/txyapf: Adaptive prediction filtering in t-x-y domain for random
noise attenuation using regularized nonstationary autoregression
(Liu, Liu, and Liu)
* sep/shearer: Earthquake stacks at constant offset (Claerbout)
* sep/super: A prospect for super resolution (Claerbout)
* trip/asg: Acoustic staggered grid modeling in IWAVE (Symes)
* tccs/synth: Carbonate reservoir characterization using seismic
diffraction imaging (Decker, Janson, and Fomel)
* sep/avo: Seismic AVO analysis of methane hydrate structures (Ecker
and Lumley)
* tccs/scan3: A fast algorithm for 3D azimuthally anisotropic velocity
scan (Hu, Fomel, and Ying)
* sep/passive: Passive seismic imaging applied to synthetic data
(Rickett and Claerbout)
* tccs/ortho: Random noise attenuation using local signal-and-noise
orthogonalization (Chen and Fomel)
* tccs/strat: Stratigraphic coordinates, a coordinate system tailored
to seismic interpretation (Karimi and Fomel)
* sep/aal: When is anti-aliasing needed in Kirchhoff migration? (Bevc
and Lumley)
* sep/pefmult: Multiple suppression using prediction-error filter
(Sun)
* xjtu/gpufwi: A graphics processing unit implementation of
time-domain full-waveform inversion (Yang, Gao, and Wang)
To SCons:
* Added SLURM support for running MPI jobs through SCons
* Added usedatapath= in Fetch for placing downloaded data in DATAPATH by default
* Upgraded to scons-2.3.4
* Allow Fetch to run with top=None
To documentation:
To APIs:
To the Python package:
* sfbatch: script for submitting jobs to a cluster queue system
* Changed MPIRUN from a command-line option to a configure option
* Updated sunrpc configuration for the current version of Cygwin on Windows
* vpannotate: interactive wrapper for annotations with sfbox
To programs:
* Added new color schemes (color= in sfgrey): lb (Light-Bartlein),
gist_earth, spectral, seismic, owb (orange-white-black), rwb
(red-white-black), izoaz (isoluminant for azimuth data),
montag (spectral lightness rainbow)
* sfipick: example Tkinter script for interactive picking
* sfvelan: interactive velocity picking using matplotlib
* Added x0= and mwt= parameters in sfconjgrad
* Added griddash= parameter to stdplot
* sflas2rsf: Convert LAS-2 well logs to RSF
* Added segy= and desc= parameters to sfheaderattr
* Renamed sfsvd sfpysvd and fixed sizes for output vectors
* Enabled depth= option for sfgraph with lines
* user/junyan: New contributor (Jun Yan)
* Added inv= flag in sfheaderwindow
* Added polyneg= flag in sfwiggle
* Added key= and nkey= parameters to sfheadermath
* sfcerf: complex error function
* color scheme can be specified by file name
===Bug fixes===
In the reproducible documents collection:
In documentation:
In APIs:
* Fixed __array_wrap__ bug in Python API
* Fixed bug in framenum with no label1 in stdplot
* Fixed occassional nan generated in sf_randn_one_bm
In the Python package:
In programs:
* Fixed output size bug in sfinttest1
* Fixed memsize definition bug in sfrotate and sfreverse
* Fixed handling of mask and offset files in sfnmo
* Fixed memory allocation bug in sfkirmod_newton
In the build system:
* Fixed MEXSUFFIX for 64-bit Macs
* Added '.exe' suffix for python programs in Cygwin
* Updated gdpen compilation for new versions of FFMPEG
===Changes in defaults and interfaces===
==Release 1.6 (2014-05-09)==
===Additions and enhancements===
To the reproducible documents collection:
* gallery: migration gallery
* Moved jsg to tccs
* tccs/buttefly: A fast butterfly algorithm for generalized Radon
transforms (Hu, Fomel, Demanet, and Ying)
* tccs/opwd: Omnidirectional plane-wave destruction (Chen, Fomel, and
Lu)
* tccs/specrecom: Automated spectral recomposition with application in
stratigraphic interpretation (Cai, Fomel, and Zeng)
* Moved sep/aniso to cwp/aniso
* icp/sam2013gpushortestpath: Shortest path ray tracing on parallel
GPU devices (Monsegny and Agudelo)
* tccs/nar: Seismic data decomposition into spectral components using
regularized nonstationary autoregression (Fomel)
* tccs/dsrtomo: First-break traveltime tomography with the
double-square-root eikonal equation (Li, Vladimirsky, and Fomel)
* cup/rna2d: Random noise attenuation using f-x regularized
nonstationary autoregression (Liu, Chen, Du, and Wu)
* cup/rna3d: Noncausal f-x-y regularized nonstationary prediction
filtering for random noise attenuation on 3D seismic data (Liu and
Chen)
* tccs/psp: A parallel sweeping preconditioner for heterogeneous 3D
Helmholtz equations (Poulson, Engquist, Li, and Ying)
* tccs/uncert: Structural uncertainty of time-migrated seismic images
(Fomel and Landa)
* osu/shalek: modeling examples from Kyle Shalek and Jeff Daniels
* tccs/phase: Local skewness attribute as a seismic phase detector
(Fomel and van der Baan)
* tccs/optapert: Selecting an optimal aperture in Kirchhoff migration
using dip-angle images (Klokov and Fomel)
* Replaced most of Mathematica figures by Sage figures to improve
reproducibility
* tongji/qpwave: Simulating propagation of separated wave modes in
general anisotropic media, Part I: qP-wave propagators (Cheng and
Kang)
* xtju/gpurtm: RTM using effective boundary saving: A staggered grid
GPU implementation (Yang, Gao, and Wang)
* tccs/emdpf: Random noise attenuation by f-x empirical mode
decomposition predictive filtering (Chen and Ma)
* Changes trip/iwave to trip/struct: IWAVE structure and basic use
cases (Symes)
To SCons:
* Experimental IPython notebook in book/rsf/rsf/test/test.ipynb
* MKL check in configure only relevant for icc
* Upgraded to scons-2.3.1
To documentation:
* Added CITATION.txt file for the Madagascar paper in JORS.
To APIs:
* Updated numpy API for compatibility with the latest version of numpy
* Cast to float when writing data in Python API
To the Python package:
* fftw (if present) is included in core libraries during compilation
* Cygwin no longer provides libtirpc, removed it from configure
* Added support to tikz figures in reproducible documents
* Replaced -nojvm with -nodesktop for Matlab-generated figures
* Added workdir= paremeter to Flow
To programs:
* Added shift= parameter to sfkolmog
* Added eps= parameter to sflsfit
* user/fbroggin: New contributor (Filippo Broggini)
* sfpef renamed sfhpef
* sfpef (Wiener predictive error filtering) borrowed from SU's supef
* Added color=x cubehelix color scheme in sfgrey and sfgrey3
* Added inv= option to sfintbin
* Added pclip= option to sfscale
* user/jmonsegny: New contributor (Jorge Monsegny)
* user/pyang: New contributor (Pengliang Yang)
* creating rsfgee library in user/gee to avoid code duplication
* added sfput-like behavior in sfwindow and sfpad
* user/zhiguang: New contributor (Zhiguang Xue)
* user/hwang: New contributor (Hui Wang)
* user/ditthara: New contributor (Detchai Ittharat)
===Bug fixes===
In the reproducible documents collection:
* Fixed reproducibility issues in tccs/diffr/gom
In documentation:
In APIs:
* Look for mex in matlab's directory to avoid confusion with other
programs named mex
* Fixed parallel.c for the case of less jobs than nodes
* Added missing fflush in sf_simtab_input
* Avoid taking log(0) in vp_optimal_scale
* Fixed memory leak in gettmpdatapath in file.c
* Fixed small memory leaks in getpar.c
In the Python package:
In programs:
* sfbyte: "clip" determination when the first plane is zero
* Fixed size definitions in sfinttest1
* Fixed off-by-one bug in sfrickerfit
* Avoid cropping of images by vplot2eps
* Read the whole cube for finding contours in sfcontour3
* Fixed shift by one in sfdespike
* Fixed interact= bug in xtpen
* Fixed the case of negative o1 in sfsegyheader
In the build system:
* Set -fopenmp for linking with gcc
* Fixed directory locations in pens/fonts
* Fixed typo in the configure script
* Fixed the case of RSFSRC set to a different directory
* Fixed oglpen compilation on Cygwin
===Changes in defaults and interfaces===
==Release 1.5 (2013-07-24)==
===Additions and enhancements===
To the reproducible documents collection:
* jsg/fpwd: Accelerated plane-wave destruction (Chen, Fomel, and Lu)
* swag/tau: Wavefield extrapolation in pseudodepth domain (Ma and
Alkhalifah)
* jsg/lfd: Lowrank finite-differences and lowrank Fourier
finite-differences for seismic wave extrapolation in the acoustic
approximation (Song, Fomel, and Ying)
* sep/waverays: Wavefront construction using waverays (Urdaneta)
* swag/itime: Automatic traveltime picking using the instantaneous
traveltime (Saragiotis, Alkhalifah, and Fomel)
* trip/test: Extended modeling in Madagascar (Liu and Symes)
* uwa/geo2013ElasticModellingGPU: Solving 3D anisotropic elastic wave
equations on parallel GPU devices (Weiss and Shragge)
* jsg/eikods: Kirchhoff migration using eikonal-based computation of
traveltime source-derivatives (Li and Fomel)
* jsg/orthorhombic: Modeling of pseudo-acoustic P-waves in
orthorhombic media with a lowrank approximation (Song and
Alkhalifah)
To SCons:
* Upgraded to scons-2.3.0
To documentation:
* Selfdocs include links for programs of the month
To APIs:
* Added m8r function for running Madagscar programs from MATLAB
* If C++ compiler works, C++ interface is installed by default
* added support for FFTW in cosft
To the Python package:
* Added an ability to have list arguments in configure
* Added MKL support in configure
* Added selfdocs for placeholders in bldutil
* Extended parallel split for sfomp and sfmpi
* Disabled SSE check in configure
To programs:
* Added scalebar= option for sfgraph with depth=
* Added an ability to specify options for sfpen with SFPENOPTS
* Added opt= parameter in sfspectra
* sfpad2nextfastsize: wrapper for kiss_fft_next_fast_size so it can be
called from scripts and SConstruct files. Python wrapper for it:
rsf.user.sf.pad2nextfastsize()
* Added forcebw= and force_raster options for pspen
* Added snap= option for sffftwave2
* Added frame numbers for movies made with sfgraph
* Included lbfgs in user/sparse
* user/fangg: new contributor (Gang Fang)
* Added an ability to specify a colortable in a CSV file
* user/luke: new contributor (Luke Decker)
* Moved some programs from user/fomels to user/pwd
* sfzoom: example Tkinter script for interactive zooming
* sfsegyheader can take tfile= parameter for input trace headers
* Extended join= option in sfomp and sfmpi to support adding (join=0)
* user/seisinv: new contributor (Yujin Liu)
* RVL package from Bill Symes and The Rice Inversion Project
* iwave++ package from Bill Symes and The Rice Inversion Project
* Moved iwave, rvl, and iwav++ to trip
* sfheadermath works with integer input
* user/zedong: new contributor (Zedong Wu)
* add Misolr25.cc which is double precision version using lowrank
* sfsegyheader: round-up for "delrt" and "dt" was fixed (aklokov)
===Bug fixes===
In the reproducible documents collection:
In documentation:
* Fixed nb= parameter in sfawefd2d and sfawefd3d
In APIs:
* Fixed from_either bug in F90 API
In the Python package:
In programs:
* Fixed bug with handling zero values in sfclip
* Fixed incorrect data size bug in sffindmo
* Fixed true colors in gdpen
* Fixed parallel split in sfomp and sfmpi
* Set o1= in sfsegyread
* Fixed memsize= checking in sftransp
* Fixed large-size limitation in sfpwspray2
In the build system:
* Replaced WhereIs('python') with sys.executable
* Check for OpenMP even at a single-CPU system
* Use integer*8 in f77 examples
* Fixed suitesparse configuration
* Fixed missing _vp.h dependence in pens/main
===Changes in defaults and interfaces===
==Release 1.4 (2012-04-22)==
===Additions and enhancements===
To the reproducible documents collection:
* jsg/lowrank: Seismic wave extrapolation using lowrank symbol
approximation (Fomel, Ying, and Song)
* jsg/crs: Non-hyperbolic common reflection surface (Fomel and
Kazinnik)
* trip/iwave: Using IWAVE (Symes)
* Viking Graben data moved to the public data server
* sep/fat: Imaging complex structures with first-arrival traveltimes
(Bevc)
* sep/helft: Multi-dimensional Fourier transforms in the helical
coordinate system (Rickett and Guitton)
To SCons:
* Support for XQuartz on Macs - looking in /opt/X11 directories
* np= parameter in Flow() for mpi programs
* sfdocs generated for all "pens" in pens/main
* pre-compilation of modules in book/Recipes
* upgraded to scons-2.2.0
To documentation:
* Self-doc is complete now for sfawefd2d and 3d
To APIs:
* python API (m8r or rsf.api) is now always installed
* tell and seek added to C++ API
* added support for FFTW and PSP
* shape() and reshape() methods in File class (python API) reversed
for consistency with numpy
To the Python package:
* added support for gnuplot figures in rsf.tex
* added support for sage figures in rsf.tex
To programs:
* sfsemblance: semblance over the specified axis
* sflinear: linear 1-D interpolation
* sfspike now optionally accepts stdin
* iwave package from Bill Symes and The Rice Inversion Project
* user/zone: new contributor (Yanadet Sripanich)
* sfsegyheader creates delrt from o1
* user/poulsonj: new contributor (Jack Poulson)
* vpconvert checks the existence of different pens and prefers gdpen
to pngpen
* sffft1, sffft3, sfspectra, sfspectra2: optional support for FFTW
* oglpen stops movie on pressing 'n' or 'm', menu on left button on
Macs
* creating rsfpwd library in user/fomels to avoid code duplication
* sfawefd2d and 3d: constant-density flag. Improved speed, memory
* sfgraph: depth= option for colored symbols
* sfcat and sfadd no longer have a limit on the number of files
* user/chengjb: new contributor (Jiubing Cheng)
* retired su2rsf and segy2rsf to avoid code duplication with suread
and segyread
* user/jsun: new contributor (Junzhe Sun)
===Bug fixes===
In the reproducible documents collection:
In documentation:
In APIs:
* Fixed settype bug in Python API
* Fixed inpout selfdoc extraction for C++ programs
In the Python package:
* Fixed "scons test" in suproj
In programs:
* Fixed size limitation in sfclip2
* Added x0 and y0 in sfstolt
* Fixed installing the plplot driver with .driver_info extension
In the build system:
* Fixed failed dependency on gendoc.h when installing pens
* Fixed compilation with dynamic libraries
===Changes in defaults and interfaces===
* In sflwefd: *q1 and *q2 parameters become *qx and *qz, respectively
==Release 1.3 (2012-04-22)==
===Additions and enhancements===
To the reproducible documents collection:
* jsg/reversible: A reversible transform for seismic data processing
(Burnett and Ferguson)
* sep/pyramid: The pyramid transform and its application to
signal/noise separation (Sun and Ronen)
* jsg/ffd: Fourier finite-difference wave propagation (Song and Fomel)
* jsg/apefint: Seismic data interpolation beyond aliasing using
regularized nonstationary autoregression (Liu and Fomel)
* jsg/timefreq: Time-frequency analysis of seismic data using local
attributes (Liu, Fomel, and Chen)
* data/alaska: Open Data/Open Source: Seismic Unix scripts to process
a 2D land line (Schleicher)
* jsg/ltft: Seismic data analysis using local time-frequency
decomposition (Liu and Fomel)
To SCons:
* Upgraded to scons-2.1.0
To documentation:
* Python API documented with Epydoc
* Limited the number of USED IN examples displayed by selfdoc and man
pages (25 by default, controled by -u parameter in sfdoc)
* book/tutorial: A brief introduction to Madagascar (Jeff Godwin)
* Added selfdoc for sfomp and sfmpi
To APIs:
* librsfsegy / rsfsegy.h as a separate library
To the Python package:
* an option for the user to overwrite the installed config.py with
./rsfcfg.py or ~/.rsfcfg.py
To programs:
* sfgrey4: generate movie of 3-D cube plots.
* sfungrad: phase unwrapping by least squares.
* sfhistogram now takes integer input as well
* sfhist2: 2-D float with integer or float inputs
* in-core large-file (>2Gb) support in sfwindow and sftransp
* sfsparsify: put nonzero elements of 2-D array into sparse form
* sfmoveout: put spikes at an arbitrary moveout.
* sfcconv: 1-D convolution with complex numbers.
* sfpyramid: pyramid transform.
* sfshapeagc: automatic gain control by shaping regularization.
* modified sfsuwrite for consistency with sfsuread
* user/chen: new contributor (Zhonghuan Chen)
* sffoldplot: build a seismic fold map
* tkvpconvert: GUI for vpconvert
* user/rweiss: new contributor (Robin Weiss)
* sfewefd2d_gpu: 2d FDTD wave equation with GPU
* sfewefd3d_gpu: 3d FDTD wave equation with GPU
* user/aklokov: new contributor (Alexander Klokov)
* user/ediazp: new contibutor (Esteban Diaz)
===Bug fixes===
In the reproducible documents collection:
In documentation:
* Included previously undocumented parameters (dash,plotcol,plotfat)
in stdplot.
* Fixed selfdoc for Python scripts
In APIs:
In the Python package:
* Hires Bounding Box detection in Mathematica plots
* Location of config.py in configure.py
* Prevent segfault when the input file is closed prematurely.
In programs:
* Fixed sfpen (via dovplot) bug
* Fixed sflosignoi bug
* Fixed sfdots axis-positioning bug
* Fixed sfmath crash when datapath was specified
* Fixed handling of infinite values in sfgraph
* Fixed handling of different output size in sfiwarp
* Fixed sftransp off-core I/O bug
In the build system:
* Fixed bug that resulted in BLAS/ATLAS-based programs to not install in Fedora
* Eliminated hardcoded paths that made it impossible to package m8r
* Workaround for SCons bug #1488
* Fixed MacPorts and Fink path detection for compilers other than gcc
on Mac
* Fixed bug preventing spaces in ./configure arguments
* Fixed cfortran.h dependency in api/f77
* Added OpenMP suppport for C++ programs
===Changes in defaults===
==Release 1.2 (2011-07-14)==
===Additions and enhancements===
To the reproducible documents collection:
* swag/anisogath: Angle gathers in wave-equation imaging for
transversely isotropic media (Alkhalifah and Fomel)
* jsg/agath: Theory of 3-D angle gathers in wave-equation seismic
imaging (Fomel)
* cwp/pept2011MicroearthquakeMonitoring: Micro-earthquake monitoring
with sparsely-sampled data (Sava)
* jsg/vc3: Azimuthally anisotropic 3D velocity continuation (Burnett
and Fomel)
* milano/taupvel: Velocity-independent tau-p moveout in a
horizontally-layered VTI medium (Casasanta and Fomel)
* swag/thetaScan: Traveltime approximations for transversely isotropic
media with an inhomogeneous background (Alkhalifah)
* cwp/geo2011WideAzimuthAngleDecomposition: Wide-azimuth angle gathers
for wave-equation migration (Sava and Vlad)
To SCons:
* New directory structure:
documentation under $RSFROOT/share/doc/madagascar
other supplemental files under $RSFROOT/share/madagascar
To documentation:
* Info from VERSION.txt being printed in man pages for all programs
* Informative message at the end of successful global builds
To APIs:
* Fetch, Movie, and other enhancements in Python API
* Input class (can read int and float pars from stdin) in Python backup API
* Added reading complex-valued data to rsf_read in Matlab API
To the Python package:
* More intuitive interface for rsf.user.ivlad.run()
* Expanded options for rsf.user.ivlad.exe()
To programs:
* sfkdmig2d: 2-D Prestack Kirchhoff depth migration (borrowed from SU)
* wanttitle= option in thplot
* color=w periodic color table in grey and grey3
* sfin accepts data from standard input
* sfmath accepts sign() function
* all= option in sfget
* sfbar: separate program for creating scalebar data
* sflorenz (generate Lorenz attractor)
* sfcat/sfmerge accept order= parameter
* user/xuxin
===Bug fixes===
In the reproducible documents collection:
In documentation:
* Fixed missing parameter documentation in stdplot
In APIs:
* Fixed rsf_write to write complex-valued data
* Enabled building of dynamic libraries
In the Python package:
In programs:
* Fixed parameter-setting bug in sfstoltstretch
* Fixed float-to-int truncation bug in sfdd triggered by Intel C Compiler 10
* Fixed large-file-support bug in sfshot2cmp
* Fixed plane#= bug is sfeikonal
* Fixed error message bug in sfsegyheader
In the build system:
* Madagascar now compiling with CC=icc LINKFLAGS=-static-intel
==Release 1.1 (2011-01-18)==
===Additions and enhancements===
To the reproducible documents collection:
* rsf/bash: Vladimir Bashkardin's presentation at Houston-2010
* rsf/programming: Jeff Godwin's presentation at Houston-2010
* rsf/usp: Yang Liu's presentation at Houston-2010
* \published{} macro added to all published papers
* sep/fractal: Modeling 3-D anisotropic fractal media (Chemingui)
* sep/banana: Traveltime sensitivity kernels: Banana-doughnuts or just plain bananas? (Rickett)