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Article #983Wavelet/thresholding software for S
From: G P Nason
Date: Thu, 22 Apr 1993 17:17
Date: Thu, 22 Apr 1993 17:17
45 lines
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2460 bytes
Announcing... *** WAVELET TRANSFORMS AND THRESHOLDING IN 1 AND 2 DIMENSIONS FOR S *** Version 2.1 WHAT: S software to compute the 1- and 2-dimensional wavelet transform using Mallat's pyramidal algorithm with Daubechies compactly supported orthonormal wavelets and incorporating an implementation of the thresholding ideas of Donoho and Johnstone. Package consists of: * S functions that compute the 1- and 2-dimensional discrete wavelet transform, and inverse. (Uses dynamically loaded C code) * S functions to perform thresholding * S functions to plot and interpret sets of wavelet coefficients * Full on-line S help WHERE: Obtain via anonymous FTP from gdr.bath.ac.uk Userid "anonymous" and your email address as the password. Software is in directory /pub/masgpn as the file "wavelet.shar.Z" Unpacking instructions in "README.Z". The transfer should be done using the BINARY transfer mode of ftp and then the files should be uncompressed using the UNIX command "uncompress". Extra draft documentation is in "dws.ps.Z" - a compressed PostScript file. ALSO available from the statlib archive (ftp: lib.stat.cmu.edu) userid "statlib", your email address as password. The software is in the "S" directory as "wavethresh". CONTACT: gpn@maths.bath.ac.uk for further information -- Guy Nason Statistics Group School of Mathematical Sciences University of Bath
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 109728,acb7d43ec88903d1,start X-Google-Attributes: gid109728,public X-Google-Thread: f8fde,acb7d43ec88903d1,start X-Google-Attributes: gidf8fde,public X-Google-Thread: 107079,acb7d43ec88903d1,start X-Google-Attributes: gid107079,public X-Google-Thread: 109d8a,acb7d43ec88903d1,start X-Google-Attributes: gid109d8a,public X-Google-Thread: f5efb,acb7d43ec88903d1,start X-Google-Attributes: gidf5efb,public X-Google-ArrivalTime: 1993-04-23 03:52:35 PST Newsgroups: sci.math.stat,sci.math,sci.math.num-analysis,comp.compression.research,bit.listserv.stat-l Path: arc1-ca.pugleaf.net!gmd.de!Germany.EU.net!news.dfn.de!ira.uka.de!howland.reston.ans.net!usc!cs.utexas.edu!uunet!pipex!uknet!gdt!masgpn From: masgpn@gdr.bath.ac.uk (G P Nason) Subject: Wavelet/thresholding software for S Message-ID: <1993Apr22.171711.10247@gdr.bath.ac.uk> Organization: School of Mathematical Sciences, University of Bath, UK Date: Thu, 22 Apr 1993 17:17:11 GMT Lines: 45