Tue May 26 00:21:21 EDT 2020, Chong Gu  <chong@purdue.edu>

	* DESCRIPTION: Version 2.2-2.

	* R: Added sscomp and sscomp2.

	* man: Added documentation for sscomp and sscomp2.

Sat May 16 15:49:33 EDT 2020, Chong Gu  <chong@purdue.edu>

	* DESCRIPTION: Version 2.2-1.

	* R: Bug fixes, code cleanings in numerous places.

Sun May  3 14:34:28 EDT 2020, Chong Gu  <chong@purdue.edu>

	* DESCRIPTION: Version 2.2-0.

	* R: i) Reworked the gssanova, gssanova1, and gssanova0 suites, to
	add support for the "polr" family.  ii) Added predict9.gssanova
	for response scale prediction.

	* data: Added wesdr1.

	* man: Updated to reflect changes in R and data.

Sat Feb 29 10:50:40 EST 2020, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-12

	* src: Bug fix in copu2newton, thanks to Elliott Sales de Andrade.

Fri Feb 28 19:40:49 EST 2020, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-11.

	Edits in R/ and man/ to prepare for the coming default
	data.frame(...,stringsAsFactors=FALSE).

	Merged gsscopu package into this one, adding sscopu/sscopu2 suites
	for copula density estimation, and sshzd2d/sshzd2d1 suites for 2-D
	hazard estimation.

Wed Jun  5 13:14:18 EDT 2019, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-10.

	* R: i) Bug fixes in cdssden.R and dssden.R.  ii) Minor edits in
	ssanova0.R and gssanova0.R concerning calls to FORTRAN routine
	dmudr0.

	* src: Minor edits in dsidr0, dmudr0, and init.c, and removal of
	dsidr and dmudr.

Sun Apr 22 09:19:19 EDT 2018, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-9.

	* R: Reworked ssllrm suite to add qd.wt.

	* man: Minor edit to reflect changes in R.

	* src: i) Changes and bug fixes in llrmnewton.  ii) Minor edit in
	cdennewton.

Wed Apr 18 11:46:02 EDT 2018, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-8.

	* R: Edited ssllrm to allow for non-integer weights.

Thu Feb 23 20:55:02 EST 2017, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-7.

	* R: i) Added mkran1 and modified mkran to allow for multiple
	terms of random effects.  ii) Added predict1.ssanova to allow for
	the evaluation of f(x1)-f(x2) along with standard errors.  iii)
	Bug fixes in project.ssanova and summary.ssanova involving random
	effects.

	* man: Updated to reflect changes in R.

Sun Aug 28 09:47:18 EDT 2016, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-6.

	* src: Replaced obsolete declarations character*1 and real*8.

Thu Jul  2 10:51:16 EDT 2015, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-5.

	* NAMESPACE: Added 'importFrom(stats, ...)'.

Sat Dec  6 10:36:46 EST 2014, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-4.

	* R: Along with a bug fix, edited utility functions for the
	nbinomial family in the gssanova suite, eliminating unnecessary
	subtractions to preserve numerical precision.
 man
Mon Jul 21 00:14:45 EDT 2014, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-3.

	* R: Edited utility functions for the binomial family in the
	gssanova suite, eliminating unnecessary subtractions to preserve
	numerical precision.

Tue Jun 10 18:52:28 EDT 2014, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-2.

	* inst: created the directory and added CITATION.

	* man: Updated references.

Wed May 28 11:25:14 EDT 2014, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-1.

	* R: i) Tuned Newton iteration algorithms in ngreg and ngreg.proj.
	ii) Bug fixes in routines involving univariate minimization via
	nlm0.  iii) Minor changes in makedata.x's.

Tue Dec  3 01:02:41 EST 2013, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.1-0.

	* R: i) Changed time domain specification in sshzd/sshzd1.  ii)
	Removed from sshzd1 the option of external rho.

	* man: Minor edit in sshzd.Rd.

Fri Nov 15 17:19:59 EST 2013, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-16.

	* R: i) Bug fix in survexp.sshzd.  ii) Modified default values of
	qdsz.depth in ssden.

	* man: i) Updated references.  ii) Added note in ssden.Rd.

Wed Oct  9 11:44:05 EDT 2013, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-15.

	* R: Bug fixes in summary.gssanova, summary.ssanova, and
	summary.ssanova9.

Tue May 14 14:51:58 EDT 2013, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-14.

	* R: Bug fixes in ssden1, sscden, sscden1 suites.

Fri Mar  8 16:04:21 EST 2013, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-13.

	* R: Replaced direct calls to LINPACK dchdc by chol(), in ssanova,
	cv.poisson, project.ssden1, project.sscden1, and project.sshzd1.

Tue Feb 26 14:42:15 EST 2013, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-12.

	* R: i) Bug fixes in summary.gssanova and project.gssanova.  ii)
	Changes in ssanova and ssanova9 to supply sufficient work array
	for altered reg.f.  iii) Replaced 'attach/detach' by 'with' in
	mkran, sscox, sshzd, and sshzd1 following suggestion by Professor
	Brian Ripley.

	* src: Replaced EISPACK routine rs by LAPACK routine dsyev in
	reg.f, and added $(LAPACK_LIBS) to Makevars.

Tue Aug 28 18:28:31 EDT 2012, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-11.

	* R: Bug fixes in fitting functions to prevent overflow in
	oversmoothing cases.

Sat May 12 19:52:54 EDT 2012, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-10.

	* R: Bug fixes in project.x to allow projections into spaces with
	only unpenalized terms.

Tue Jan 24 09:35:43 EST 2012, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-9.

	* R: Removed the .First.lib function.

	* man: Edited documentation for Sachs.

Fri Jan  6 12:39:56 EST 2012, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-8.

	* NAMESPACE: Manually created the file.

	* data: Added Sachs.

	* man: Added documentation for Sachs.

Mon Jan  2 18:39:24 EST 2012, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-7.

	* R: i) Bug fixes in sscden.  ii) Reworked survexp.sshzd.

	* man: Updated to reflect changes in R.

Tue Dec 20 15:44:32 EST 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-6.

	* R: Reworked the sshzd1 suite.

	* man: Updated to reflect changes in R.

Tue Nov 15 21:47:30 EST 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-5.

	* R: Reworked the ssden1 suite to improve memory management.

	* man: Updated to reflect changes in R.

Mon Nov 14 00:35:22 EST 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-4.

	* R: Bug fixes in ssden and ssden1.

	* data: Added NO2.

	* man: Added documentation for NO2.

Tue Nov  8 14:09:09 EST 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-3.

	* R: Added the ssden1 suite.

	* man: Updated to reflect changes in R.

	* src: Added dnewton10.

Sun Sep 18 10:34:49 EDT 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-2.

	* R: Reworked the sscden1 suite.

	* man: Updated to reflect changes in R.

Sun Jul 31 01:03:45 EDT 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-1.

	* R: Bug fix in gssanova1.

	* src: Bug fix in drkl.

Sun Jul 24 12:26:15 EDT 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 2.0-0.

	* R: i) Added the ssanova9, gssanova1, sscox, sscden, and sscden1
	suites.  ii) Reworked part of the gssanova suite.  iii) Reworked
	the ssden suite to allow sampling bias.  iv) Changed the syntax
	concerning partial terms, and added partial in sshzd and sshzd1
	suites.  v) Minor changes in cpssden and cqssden.

	* data: i) Added ColoCan.  ii) Reformatted clim, LakeAcidity, and
	penny.

	* man: Expanded and updated to reflect changes in R.

	* src: i) Added cdennewton, cdenrkl, cdennewton10.  ii) Changes in
	dnewton and drkl.

Wed Jan 12 11:58:55 EST 2011, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-7.

	* R: Set alpha=1 as default in ssllrm.

	* data: Added eyetrack.

	* man: Added documentation for eyetrack.

Wed Oct 13 18:00:47 EDT 2010, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-6.

	* R: Bug fixes in sshzd and sshzd1 concerning subset in call.

	* src: Bug fix in llrmnewton.

Mon Jul  5 15:28:48 EDT 2010, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-5.

	* R: Reworked qssden and cqssden to eliminate calls to pssden and
	cpssden, and removed a now redundant operation in cpssden; qssden
	and cqssden now run much faster.

	* data: Added esc.

	* man: i) Added documentation for esc.  ii) Removed the warning
	for the slowness of cpssden and cqssden, as the new versions are
	no longer slow.

Wed Jun 23 10:59:50 EDT 2010, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-4.

	* R: i) Bug fixes in project.ssanova, ssden, sshzd, and sshzd1,
	and minor tweaking in project.gssanova, mostly concerning weighted
	data.  ii) Added support of random effects to the sshzd and sshzd1
	suites for frailty models.

	* man: Updated to reflect changes in R.

	* src: Minor change in hzdnewton10.

Sun Jun 13 17:28:13 EDT 2010, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-3.

	* R: i) Fixed bugs and inefficient code in ssllrm.  ii) Fixed a
	bug in project.ssllrm.  iii) Minor changes in sshzd and sshzd1.

	* man: Updated to reflect changes in R.

	* src: Changes in llrmnewton triggered by ssllrm.

Thu May 27 19:52:17 EDT 2010, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-2.

	* R: Fixed bugs in the ssanova suite introduced in 1.1-0.

	* man: Updated to reflect changes in R.

Wed May 19 22:38:22 EDT 2010, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-1.

	* R: i) Added support of random effects to the ssllrm suite.  ii)
	Fixed bugs in mspreg1 and mspngreg introduced in 1.1-0.

	* man: Updated to reflect changes in R.

Mon Nov 23 12:52:38 EST 2009, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.1-0.

	* INDEX: Edited to reflect changes in R.

	* R: i) Added sshzd1 and project.sshzd1.  ii) Added ssllrm,
	predict.ssllrm, and project.ssllrm.  iii) Removed the dimension
	limit in ssden and added user-control of quadrature size via
	qdsz.depth.  iv) Added skip.iter to fitting functions, and
	rearranged computation to speed up theta iteration.  This affect
	all but the legacy fitting functions ssanova0 and gssanova0.  v)
	reworked quadrature in pssden and cpssden to guarantee
	monotonicity.

	* man: Updated to reflect changes in R.

Mon Mar  9 15:53:42 EDT 2009, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.0-5.

	* R: Fixed a bug in regaux.

Wed Mar  4 16:42:23 EST 2009, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.0-4.

	* INDEX: Edited to reflect changes in R.

	* R: Further tweaking of the calculations concerning standard
	errors in predict.ssanova; added internal function regaux.

	* man: Updated to reflect changes in R.

Wed Mar  4 00:22:21 EST 2009, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.0-3.

	* R: Redesigned the calculations concerning standard errors in
	predict.ssanova.

Sun Sep  7 14:42:33 EDT 2008, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.0-2.

	* R: Fixed a bug in predict.ssanova.

Fri Jun 27 17:10:27 EDT 2008, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.0-1.

	* R: Installed more stable calculations concerning standard errors
	in predict.ssanova.

	* man: Fixed format for documentation of methods.

	* src: Fixed a bug in reg (undeclared dasum), which was forgiven
	by g77 and also by gfortran on (some) 32-bit machines; revealed by
	gfortran on 64-bit.

Mon Aug  6 21:21:47 EDT 2007, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 1.0-0.

	* INDEX: Edited to reflect changes in R.

	* R: i) Added mkterm to replace multiple mkterm.x in earlier
	versions, and modified the fitting functions accordingly.  ii)
	Renamed ssanova to ssanova0, ssanova1 to ssanova, gssanova to
	gssanova0, and gssanova1 to gssanova; renamed the respective
	methods accordingly.  iii) Added support of factor variables in
	ssden.

	* man: Extensive editing was done to reflect changes in R, to
	update references, and to improve readability.

	* src: i) Fixed bugs in hzdnewton1 and dnewton1.  ii) Pushed
	ratfor source code to a subdirectory ratfor.

Thu Sep 23 16:27:00 EST 2004, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.9-3.

	* man: Fixed formatting bugs in ssden.Rd and sshzd.Rd.

Fri Mar 26 10:40:04 EST 2004, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.9-2.

	* R: Added SE calculations to the sshzd suite.

	* man: Updated hzdrate.sshzd.Rd to reflect the added SE
	functionality.

	* src: Added support for the SE calculations in the sshzd suite.

Sun Oct 19 23:16:01 EST 2003, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.9-1.

	* INDEX: Added new utility functions for gssanova1 and
	project.gssanova1.

	* R: i) Added supports of nbinomial, weibull, lognorm, and
	loglogis families to gssanova1.  ii) Restructured
	project.gssanova1 along with added family supports.

	* man: Added to family.Rd the new utility functions for gssanova1
	and project.gssanova1.

Sat Aug 16 01:31:27 EST 2003, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.8-6.

	* R: i) Added mkran and released the mixed-effect model
	functionality in ssanova1 and gssanova1.  ii) Fixed
	project.ssanova1 and project.gssanova1 to treat random effects (in
	mixed-effect models) as offset.

	* data: Added bacteriuria.

	* man: i) Added mkran.Rd.  ii) Added mixed-effect example in
	gssanova1.Rd.  iii) To avoid confusion with the random effects in
	mixed-effect models, changed "fixed effects" to "unpenalized
	terms" and "random effects" to "penalized terms" throughout.

Mon Jul 14 13:59:43 EST 2003, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.8-5.

	* R: i) Added stable GCV evaluation in rkpk1.R.  ii) Improved the
	reliability of nlm calls in numerous functions.  iii) Bug fix in
	sshzd.

	* man: Blocked out time-consuming examples from auto executions
	and added warnings.

Thu Jun 26 16:39:30 EST 2003, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.8-4.

	* R: Bug fix in project.sshzd.

Thu Jun 26 11:31:14 EST 2003, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.8-3.

	* R: i) Bug fixes in sshzd and project.sshzd.  ii) Miner fixes in
	documentation.

Sun Mar  2 10:43:35 EST 2003, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.8-2.

	* INDEX: Added gssanova1, sshzd, project.x, and related
	functions.

	* R: i) Added the gssanova1 suite for scalable non Gaussian
	regression. ii) Added the sshzd suite for hazard estimation. iii)
	Added code for Kullback-Leibler projection model diagnostics. iv)
	Code modifications and bug fixes in ssanova1 and ssden suites;
	added nlm0 for univariate optimization.

	* data: Added gastric.

	* man: Added documentations for the new entries in R.

	* src: Added routines to support the gssanova1 suite, the sshzd
	suite, and the projection code.

Tue Dec 31 10:16:37 EST 2002, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.7-4.

	* INDEX: Added ssanova1 and related functions.

	* R: i) Added the ssanova1 suite for scalable Gaussian regression,
	with modifications in fitted.R to accommodate ssanova1. ii) Minor
	bug fixes in ssden suite.

	* man: Added documentations for the new entries in R.

	* src: Added routines to support the ssanova1 suite.

Thu Jun 27 12:03:26 EST 2002, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.7-3.

	* R: Minor changes in ssden and related functions.

	* man: Minor changes to reflect code change.

	* src: Removed dchdc.f and dtrsl.f.  Added an include line in
	smolyak.c as suggested by Kurt Hornik.

Mon Jun 24 16:44:38 EST 2002, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.7-2.

	* INDEX: Added ssden and related functions.

	* R: Added the ssden suite for density estimation.

	* data: Added buffalo, aids.

	* man: Added documentations for the new entries in R and data.

	* src: Added routines to support the ssden suite.

Tue May 14 06:35:45 EST 2002, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.6-5.

	* src: Removed BLAS routines, as suggested by Brian Ripley.

Thu Apr 25 23:41:09 EST 2002, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.6-4.

	* R: Cosmetic changes to conform with the formats of generic
	methods.

	* man: Minor changes to reflect the code change and to meet
	R-1.5.0 CMD check standard.

	* src: Added the file Makevars, as suggested by Martin Maechler.

Thu Jul  9 22:10:07 EST 2001, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.6-3.

	* R: Minor changes to correctly reflect documentations.

	* man: Minor changes to meet R-1.3.0 CMD check standard.

Thu Jul  5 16:05:21 EST 2001, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.6-2.

	* INDEX: Added mkdata.x, dev.resid.x, and dev.null.x for weibull,
	lognorm, and loglogis.

	* R: Added support for accelerated life model families weibull,
	lognorm, and loglogis for censored data regression.

	* data: Added ozone, stan, wesdr.

	* man: Revised relevant files to reflect the added support for
	accelerated life model families.

Mon May 14 13:18:12 EST 2001, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.5-3.  Added Maintainer field per the new
	format requirement by R-1.2.1.

	* man: Fixed keywords in a few files.

Thu Dec 21 19:35:38 EST 2000, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION: Version 0.5-2.  Moved the Title in here according
	to the new format requirement by R-1.2.0.

	* INDEX: Added new functions mkrk.nominal and mkrk.ordinal.

	* R: i) Added support for factors; ii) corrected minor bugs; iii)
	grouped functions into smaller number of files.

	* data: Replaced lake.acid by LakeAcidity.  Added Nox.

	* man: Expanded to cover all objects.  Revised existing ones to
	reflect code expansion/revision.

	* src: Fixed an inconsequential bug in dmudr1.f.

Wed Jun 23 20:22:12 EST 1999, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION (Version): First Public Release is 0.4-1

	* INDEX: Expanded and reorganized.

	* R: i) Added support for partial and offset terms; ii) added
	linear splines; iii) added the gssanova suite for non Gaussian
	regression.

	* man: Expanded/revised to reflect the code expansion/revision.

Fri May 28 00:31:24 EST 1999, Chong Gu  <chong@stat.purdue.edu>

	* DESCRIPTION (Version): First Release is 0.3-1
