X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fstats%2FChangeLog;h=c3cb4fad78015a2c0274af1466ff97c7481315fd;hb=f4810d3c8656b3b3ab26303d2dae70fc361db7fb;hp=9d45ca7bce56116dec3f0d47fdf0650031e66bbc;hpb=1255b66223eac8ff1b0abf138ead22fd801c6633;p=pspp-builds.git diff --git a/src/language/stats/ChangeLog b/src/language/stats/ChangeLog index 9d45ca7b..c3cb4fad 100644 --- a/src/language/stats/ChangeLog +++ b/src/language/stats/ChangeLog @@ -1,3 +1,177 @@ +2007-05-15 Jason Stover + + * regression.q (run_regression): Tell the user when the data + contain no valid cases. + +2007-05-08 Jason Stover + + * regression.q: Partial fix of bug which caused a crash if + dependent variable and independent variable were the same. + +2007-04-16 John Darrington + + * t-test.q: Changed the output width of reported counts and + degrees of freedom, to avoid truncating these values. Thanks + to Seth Woolley for reporting this problem. A proper fix involves + re-thinking the output driver. + +2007-04-12 Jason Stover + + * regression.q (run_regression): Added if (n_data >0) to fix bug + 19581. + +2007-03-29 Jason Stover + + * regression.q (prepare_data): New function. + + * regression.q (compute_moments): New function. + +2007-03-18 Ben Pfaff + + * crosstabs.q (static var write): Rename write_style to avoid + conflict with POSIX function of same name. + +2007-03-16 Jason Stover + + * regression.q (run_regression): Added support for moments. + +Sat Feb 17 08:16:00 2007 Ben Pfaff + + * flip.c (flip_sink_create): Improve error message when temporary + file cannot be created. + +Tue Feb 6 19:58:03 2007 Ben Pfaff + + * flip.c (flip_file): Give better error message on end-of-file. + +2007-02-04 Jason Stover + + * regression.q: Fixed p-value computation in the test for + individual regression coefficients. + +Mon Jan 15 11:03:20 2007 Ben Pfaff + + Fix bugs found by valgrind when --enable-debug is used with the + new case code. These bugs are hidden when the data set is small + enough to find in memory; if a bigger data set that would overflow + to disk were used, then data corruption would occur. + + * chisquare.c (create_freq_hash): Pass free_freq_mutable_hash to + hsh_create as free function. Make copy of data put into hash. + + * oneway.q (free_value): New function. + (run_oneway): Use free_value as arg to hsh_create. Make copy of + data put into hash. + + * rank.q (rank_cases): Don't access data in case after we've given + away the case. + +Tue Jan 9 19:16:11 2007 Ben Pfaff + + Fix bug #18739. + + * aggregate.c (parse_aggregate_functions) Initialize + function_name. + +Fri Dec 22 14:04:09 2006 Ben Pfaff + + Simplify missing value handling. + + * aggregate.c (struct agr_var): Remove `bool include_missing', add + `enum mv_class exclude'. Remove `int missing', add `bool + saw_missing'. Update users. + + * descriptives.c (struct dsc_trns): Removed `int + include_user_missing', add `enum mv_class exclude'. Update users. + (struct dsc_proc): Ditto. + + * examine.q: (static var value_is_missing): Rename + `exclude_values', change type to `enum mv_class'. Update users. + + * rank.q: Ditto. + +Fri Dec 22 19:22:18 WST 2006 John Darrington + + * frequencies.q : Fixed bug #17420, where the table bounds were overun + when /FORMAT=nolabels was given. + +Wed Dec 20 18:45:31 WST 2006 John Darrington + + * binomial.c binomial.h : New files. Thanks to Jason Stover + for assistance with these. + + * chisquare.c chisquare.h freq.c freq.h npar-summary.c npar-summary.h + npar.h npar.q: New files. Implementing NPAR TESTS. + + * frequencies.q : Moved structure definitions into freq.[ch] + +Sat Dec 16 22:26:44 2006 Ben Pfaff + + Make it possible to pull cases from the active file with a + function call, instead of requiring indirection through a callback + function. + + * aggregate.c (cmd_aggregate): Take advantage of new procedure + interface. + (agr_to_active_file): Removed. + (presorted_agr_to_sysfile): Removed. + + * autorecode.c (cmd_autorecode): Take advantage of new procedure + interface. + (autorecode_proc_func): Removed. + + * flip.c (struct flip_pgm): New members to allow conformance with + new case_source_class interface. + (cmd_flip): Adapt to new case_source_class interface. + (flip_source_read): Ditto. + (flip_source_destroy): Ditto. + +Sat Dec 16 12:54:27 2006 Ben Pfaff + + * rank.q (rank_custom_variables): Allow grouping variables to be + strings. Fixes bug #18533. Thanks to John Darrington for review. + +Sat Dec 9 18:47:51 2006 Ben Pfaff + + * regression.q (is_depvar): Compare variable pointers instead of + variable names. + +Thu Dec 7 15:26:25 WST 2006 John Darrington + + * examine.q: Allocated the categorical values for the dependent and + independent variables, on the heap. Hence they can be of any width. + +Wed Dec 6 21:14:26 2006 Ben Pfaff + + * regression.q (reg_inserted): Compare variable pointers instead + of variable indexes. + +Mon Dec 4 22:33:46 2006 Ben Pfaff + + * crosstabs.q (insert_summary): Use var_to_string for labeling. + (output_pivot_table) Ditto. + (submit) Ditto. + + * frequencies.q (setup_z_trns): Ditto. + (dump_full) Ditto. + (dump_condensed) Ditto. + (dump_statistics) Ditto. + + +Sun Nov 5 08:31:42 WST 2006 John Darrington + + * t-test.q, oneway.q: Changed to use the new casefilter structure. + +Sat Oct 14 16:52:28 2006 Ben Pfaff + + * rank.q: (rank_sorted_casefile) Add some missing case_destroy() + calls to fix a memory leak. + +Sun Oct 8 09:45:40 WST 2006 John Darrington + + * rank.q: Plugged a small memory leak which occurred under error + conditions. + Sat Oct 7 11:06:01 WST 2006 John Darrington * rank.q: Implemented most of the RANK command.