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r1149: implemented random open syncmer

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On the mm2-update dataset, -j8 leads to sparser k-mer selection at higher
accuracy. The speed becomes a little slower. There seems a benefit but not a
big one.
This commit is contained in:
Heng Li
2022-10-21 19:07:28 -04:00
parent cefd0d9f6c
commit c2f07ff2ac
9 changed files with 84 additions and 8 deletions
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mmpriv.h
+2
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@@ -60,6 +60,8 @@ void radix_sort_64(uint64_t *beg, uint64_t *end);
uint32_t ks_ksmall_uint32_t(size_t n, uint32_t arr[], size_t kk);
void mm_sketch(void *km, const char *str, int len, int w, int k, uint32_t rid, int is_hpc, mm128_v *p);
void mm_sketch_syncmer(void *km, const char *str, int len, int smer, int k, uint32_t rid, int is_hpc, mm128_v *p);
void mm_sketch2(void *km, const char *str, int len, int w, int k, uint32_t rid, int is_hpc, int is_syncmer, mm128_v *p);
mm_seed_t *mm_collect_matches(void *km, int *_n_m, int qlen, int max_occ, int max_max_occ, int dist, const mm_idx_t *mi, const mm128_v *mv, int64_t *n_a, int *rep_len, int *n_mini_pos, uint64_t **mini_pos);
void mm_seed_mz_flt(void *km, mm128_v *mv, int32_t q_occ_max, float q_occ_frac);