/*# proc: build_pi_lists - builds lists of phrase indices referencing segmented# proc:                  characters sorted into reading order based on# proc:                  segmentor statistics.# proc: build_pi_lists_Rel2 - builds lists of phrase indices referencing segmented# proc:                  characters sorted into reading order based on# proc:                  segmentor statistics using dynamic allocation.*/#include <stdio.h>#include <phrase.h>#define A_LIMIT      300.0#define PA1            0.375#define A1            12.0#define B1             0.1#define PA2            4.7#define A2           150.0#define B2             2.0#define PREV_MEAN_FACTOR  1.0#define MEAN_FACTOR    0.25#define SLOPE_THRESH   0.25#define MRG_FACTOR     0.75#define MRG2_FACTOR     0.50#define RUN_FACTOR     0.1/*************************************************************/build_pi_lists(pi_lists, pi_lens, nphrases, xs, ys, ws, hs, n)int *pi_lists[], *pi_lens;int *nphrases;int *xs, *ys, *ws, *hs;int n;{   float hmean, compute_mean();   int *mxs, *mys;   malloc_int(&mxs, n, "build_pi_lists : mxs");   malloc_int(&mys, n, "build_pi_lists : mys");   compute_mxs_mys(xs, ys, ws, hs, mxs, mys, n);   *nphrases = 0;   hmean = compute_mean(hs, n);   find_pi_lists(pi_lists, pi_lens, nphrases,                 hmean, PREV_MEAN_FACTOR, MEAN_FACTOR, SLOPE_THRESH,                 mxs, mys, n, PA1, B1, PA2, B2, A1, A_LIMIT);   merge_pi_lists(pi_lists, pi_lens, nphrases, mxs, mys, n, hmean,                 MRG_FACTOR, MRG2_FACTOR, RUN_FACTOR);   sort_pi_lists_on_y(pi_lists, pi_lens, *nphrases, mys, n);   free(mxs);   free(mys);}/*************************************************************/build_pi_lists_Rel2(pi_lists, pi_lens, nphrases, problems, nprob, hmean,                    mxs, mys, n)int ***pi_lists, **pi_lens, **problems;int *nphrases, *nprob;int *mxs, *mys, n;float hmean;{   int *pi_alens, aphrases, aprob;   *nphrases = 0;   aphrases = PHRASE_NUM_CHUNKS;   malloc_dbl_int_l1(pi_lists, aphrases, "build_pi_lists_Rel2 : pi_lists");   malloc_int(&pi_alens, aphrases,  "build_pi_lists_Rel2 : pi_alens");   malloc_int(pi_lens, aphrases,  "build_pi_lists_Rel2 : pi_lens");   *nprob = 0;   aprob = PHRASE_LEN_CHUNKS;   malloc_int(problems, aprob,  "build_pi_lists_Rel2 : problems");   find_pi_lists_Rel2(pi_lists, pi_lens, &pi_alens, nphrases, &aphrases,                  problems, nprob, &aprob,                  hmean, PREV_MEAN_FACTOR, MEAN_FACTOR, SLOPE_THRESH,                  mxs, mys, n, PA1, B1, PA2, B2, A1, A_LIMIT);   merge_pi_lists_Rel2((*pi_lists), (*pi_lens), nphrases, mxs, mys, n, hmean,                  MRG_FACTOR, MRG2_FACTOR, RUN_FACTOR);   sort_pi_lists_on_y((*pi_lists), (*pi_lens), *nphrases, mys, n);   free(pi_alens);}