X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fmath%2FChangeLog;h=1d3b95bb944db024c11291cb58f8f40c396457c1;hb=cf75e794a54ba92f57d71b236de555fcc1d5877e;hp=4a96aeb941a9479876c7386203e97d30fc102f8b;hpb=dcf9b154cbcaa35c3d8459a201b77eec8bcb30bd;p=pspp-builds.git diff --git a/src/math/ChangeLog b/src/math/ChangeLog index 4a96aeb9..1d3b95bb 100644 --- a/src/math/ChangeLog +++ b/src/math/ChangeLog @@ -1,3 +1,110 @@ +2008-03-10 Jason Stover + + * coefficient.c (pspp_linreg_get_coeff): Removed use of + coefficient 0 as intercept. + +2008-03-01 Jason Stover + + * coefficient.c (pspp_coeff_init): Ensure first arg is not a null + pointer. + + * coefficient.c (pspp_linreg_get_coeff): Make sure we don't return + a result beyond the last coefficient, or start with a coefficient + beyond the last one if there is only one. + +2007-06-06 Ben Pfaff + + Adapt case sources, sinks, and clients of procedure code to the + new infrastructure. + + * automake.mk: Add new files. + + * levene.c: Adapt to new casereaders. Abstract better. + + * merge.c: New file. + + * merge.h: New file. + + * sort.c: Rewrite in terms of case_ordering, merger. + +2007-05-31 Jason Stover + + * interaction.c: New file. + * interaction.h : New file. + +Mon Feb 5 15:42:14 2007 Ben Pfaff + + * moments.c (moments_pass_two): Reduce number of multiplications. + +Thu Dec 7 15:27:49 WST 2006 John Darrington + + * factor-stats.c factor-stats.h: Changed independent values to + be pointers rather than copies. + +Wed Dec 6 21:14:59 2006 Ben Pfaff + + * coefficient.c: (pspp_coeff_get_value) Compare variable pointers + instead of variable indexes. + (pspp_linreg_get_coeff) Ditto. + (design_matrix_col_to_var_index) Removed. + (design_matrix_col_to_var) Compare variable pointers + instead of variable indexes. + (cmp_dm_var_index) Ditto. + (design_matrix_var_to_column) Ditto. + (dm_var_to_last_column) Ditto. + +Sun Nov 5 08:30:32 WST 2006 John Darrington + + * levene.c levene.h Changed to use the new casefilter structure. + +2006-07-15 Jason Stover + + * coefficient.c (pspp_coeff_init): Make design_matrix arg const. + +2006-07-14 Jason Stover + + * coefficient.c (pspp_coeff_init): Removed use of + pspp_linreg_cache to make the routines more generally useful. + +2006-05-19 Jason Stover + + * coefficient.h: Renamed pspp_linreg_coeff to pspp_coeff. + + * coefficient.c: Moved to src/math. + + * coefficient.h: Moved to src/math. + +Tue May 9 21:09:37 2006 Ben Pfaff + + * sort.c (sort_active_file_to_casefile): Check return value of + multipass_procedure(). + +Wed May 3 23:06:43 2006 Ben Pfaff + + Continue reforming procedure execution. In this phase, get rid of + many global variables, consolidating procedure execution in + procedure.c. Encapsulate transformations in new "struct + trns_chain". Also, change implementation of N OF CASES, FILTER, + and PROCESS IF from special cases to transformations. + + * sort.c: (prepare_to_sort_active_file) Don't run a procedure + here. + (sort_active_file_in_place) Rewrite to run a procedure, capture + the output, sort the output, and set that as the source for the + next procedure. + (struct sort_to_casefile_cb_data) New structure. + (sort_to_casefile_callback) New function. + (sort_active_file_to_casefile) Rewrite to use + multipass_procedure(). + +Sat Apr 29 11:09:33 WST 2006 John Darrington + + * removed unused variable. + +Sat Apr 15 18:01:22 2006 Ben Pfaff + + * factor-stats.c (metrics_postcalc): Add casts to fix warnings. + Thu Mar 2 08:40:33 WST 2006 John Darrington * Moved files from src directory