Comp4321 The Index May 14 2026

The anatomy of a top result.

query · search titl enigma mcmxc ad · doc № 233
body match

Forward index · top stems on this page

lee 12 user 10 imdb 10 rate 9 film 8 yellow 8 charact 6 titl 6 plot 6 movi 5 stori 5 sin 5 dvdvhscdall 5 detail 5

document length 652 body tokens  ·  max tf 12 (lee)  ·  vocabulary 445 distinct stems  ·  title 1 stems

Score breakdown

Re-derived from the same tf·idf cosine values, boost factors, and PageRank multipliers the live ranker just used. weighted = body + title × 2.0 · final = weighted × phrase × pagerank.

  1. cosine(query, body) tf·idf body · 5 resolved stems0.0162
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0162
  4. × phrase multiplier stems not within 5-token window · ×1.0×1.0
  5. × pagerank multiplier PageRank not computed for this page · ×1.0×1.0000
  6. final score weighted × phrase × pagerank0.0162

Per-query-stem · how each term contributes

  1. search wid 0153 · df 147 body tf 0 title tf 0 idf 1.029
  2. titl wid 1103 · df 288 body tf 6 title tf 0 idf 0.059
  3. enigma wid 0626 · df 2 body tf 0 title tf 0 idf 7.229
  4. mcmxc wid 0627 · df 2 body tf 0 title tf 0 idf 7.229
  5. ad wid 0628 · df 8 body tf 1 title tf 0 idf 5.229

Outlinks (1)