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Diff for /imach/src/ChangeLog between versions 1.5 and 1.6

version 1.5, 2003/06/17 18:26:21 version 1.6, 2003/06/17 20:16:05
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 2003-06-17    <brouard@BROUARD>  2003-06-17  Brouard Nicolas  <brouard@homebrou>
   
         * timeval.h (Module): Added included file to make use of          * imach.c (Repository): Check when date of death was earlier that
         gettimeofday working on win32 with cygwin.          current date of interview. It may happen when the death was just
           prior to the death. In this case, dh was negative and likelihood
 2003-05-16  Brouard Nicolas  <brouard@brouard>          was wrong (infinity). We still send an "Error" but patch by
           assuming that the date of death was just one stepm after the
         * imach.c (Module): Insert of a warning if the delay between two          interview.
         waves is negative.          (Repository): Because some people have very long ID (first column)
           we changed int to long in num[] and we added a new lvector for
         * imach.c (Module):          memory allocation. But we also truncated to 8 characters (left
           truncation)
 2003-05-03    <brouard@BROUARD>          (Repository): No more line truncation errors.
   
         * imach.c: Some cleaning  2003-06-14  Brouard Nicolas  <brouard@homebrou>
 2003-03-28    <brouard@BROUARD>  
           * imach.c (Repository): Add of a routine likelione (likelihood
         * imach.c (Module): In version up to 0.92 likelihood was computed          only once) which prints on a text file
         as if date of death was unknown. Death was treated as any other          (ilk) the contributions to the likelihood for each
         health state: the date of the interview describes the actual state          individual/wave.
         and not the date of a change in health state. The former idea was  
         to consider that at each interview the state was recorded  2003-06-13  Brouard Nicolas  <brouard@homebrou>
         (healthy, disable or death) and IMaCh was corrected; but when we  
         introduced the exact date of death then we should have modified          * imach.c (Repository): Replace "freqsummary" at a correct
         the contribution of an exact death to the likelihood. This new          place. It differs from routine "prevalence" which may be called
         contribution is smaller and very dependent of the step unit          many times. Probs is memory consuming and must be used with
         stepm. It is no more the probability to die between last interview          parcimony.
         and month of death but the probability to survive from last  
         interview up to one month before death multiplied by the  2003-06-17    <brouard@BROUARD>
         probability to die within a month. Thanks to Chris  
         Jackson for correcting this bug.  Former versions increased          * timeval.h (Module): Added included file to make use of
         mortality artificially. The bad side is that we add another loop          gettimeofday working on win32 with cygwin.
         which slows down the processing. The difference can be up to 10%  
         lower mortality.  2003-05-16  Brouard Nicolas  <brouard@brouard>
   
 2002-05-30    <brouard@BROUARD>          * imach.c (Module): Insert of a warning if the delay between two
           waves is negative.
         *  
           * imach.c (Module):
         * imach.c (Module): Add correlation matrix of one-step  
         probabilities and covariance matrix  2003-05-03    <brouard@BROUARD>
   
           * imach.c: Some cleaning
   2003-03-28    <brouard@BROUARD>
   
           * imach.c (Module): In version up to 0.92 likelihood was computed
           as if date of death was unknown. Death was treated as any other
           health state: the date of the interview describes the actual state
           and not the date of a change in health state. The former idea was
           to consider that at each interview the state was recorded
           (healthy, disable or death) and IMaCh was corrected; but when we
           introduced the exact date of death then we should have modified
           the contribution of an exact death to the likelihood. This new
           contribution is smaller and very dependent of the step unit
           stepm. It is no more the probability to die between last interview
           and month of death but the probability to survive from last
           interview up to one month before death multiplied by the
           probability to die within a month. Thanks to Chris
           Jackson for correcting this bug.  Former versions increased
           mortality artificially. The bad side is that we add another loop
           which slows down the processing. The difference can be up to 10%
           lower mortality.
   
   2002-05-30    <brouard@BROUARD>
   
           *
   
           * imach.c (Module): Add correlation matrix of one-step
           probabilities and covariance matrix
   
Removed from v.1.5  
changed lines
  Added in v.1.6

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