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perf: precompute valid_by_code at load; tighten code guard; clarify gap

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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Brummel
2026-05-18 18:23:46 +02:00
parent 5305fb251e
commit 079ecea2a3
1 changed files with 16 additions and 18 deletions
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src/pipeline.rs
+16 -18
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@@ -13,6 +13,7 @@ pub struct Pipeline {
pub meta: HashMap<String, IcdMeta>,
pub lexical: LexicalIndex,
pub pool_size: usize,
pub valid_by_code: HashMap<String, bool>,
}
impl Pipeline {
@@ -20,7 +21,17 @@ impl Pipeline {
let entries = corpus::load(&cfg.alpha_id_path)?;
let meta = claml::load(&cfg.claml_path)?;
let lexical = LexicalIndex::build_in_ram(&entries)?;
Ok(Self { entries, meta, lexical, pool_size: cfg.pool_size })
let valid_by_code = {
let mut m: HashMap<String, bool> = HashMap::new();
for e in &entries {
if let Some(code) = corpus::primary_code(e) {
let v = m.entry(code.to_string()).or_insert(false);
*v = *v || e.valid;
}
}
m
};
Ok(Self { entries, meta, lexical, pool_size: cfg.pool_size, valid_by_code })
}
/// Look up ICD metadata: exact code first, then — only for 6-char dotted codes
@@ -48,8 +59,8 @@ impl Pipeline {
&& bytes[1].is_ascii_digit()
&& bytes[2].is_ascii_digit()
&& bytes[3] == b'.'
&& bytes[4].is_ascii_alphanumeric()
&& bytes[5].is_ascii_alphanumeric()
&& bytes[4].is_ascii_digit()
&& bytes[5].is_ascii_digit()
{
if let Some(m) = self.meta.get(&code[..5]) {
return Some(m);
@@ -61,7 +72,7 @@ impl Pipeline {
fn to_suggestion(&self, code: &str, phrase: &str, score: f32,
segs: Vec<usize>, alpha_valid: bool) -> Option<Suggestion> {
let m = self.meta_lookup(code)?;
let m = self.meta_lookup(code)?; // None ≈ 31 codes absent from ClaML entirely; accepted gap (see meta_lookup doc)
Some(Suggestion {
icd_code: code.to_string(),
description: m.description.clone(),
@@ -95,23 +106,10 @@ impl Pipeline {
}
}
let valid_by_code: HashMap<String, bool> = {
let mut m = HashMap::new();
for c in &candidates {
m.entry(c.icd_code.clone()).or_insert(false);
}
for e in &self.entries {
if let Some(code) = corpus::primary_code(e) {
if let Some(v) = m.get_mut(code) { *v = *v || e.valid; }
}
}
m
};
let merged = cross_segment_dedupe(candidates);
let mut suggestions = Vec::new();
for (d, score) in merged {
let alpha_valid = *valid_by_code.get(&d.icd_code).unwrap_or(&false);
let alpha_valid = self.valid_by_code.get(&d.icd_code).copied().unwrap_or(false);
if let Some(s) = self.to_suggestion(&d.icd_code, &d.best_phrase, score,
d.source_segments.clone(), alpha_valid) {
if filter.accepts(&s.tags) {