Comp4321 The Index May 14 2026

The anatomy of a top result.

query · brightman titl search concert sarah · doc № 225
body match

Forward index · top stems on this page

beast 31 beauti 31 titl 13 search 13 readalong 7 aka 7 tv 7 usa 7 movi 5 episod 5 la 5 match 5 imdb 4 mai 4

document length 307 body tokens  ·  max tf 31 (beast)  ·  vocabulary 152 distinct stems  ·  title 3 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 stems0.0263
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0263
  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 × pagerank0.0263

Per-query-stem · how each term contributes

  1. brightman wid 0632 · df 3 body tf 0 title tf 0 idf 6.644
  2. titl wid 1103 · df 288 body tf 13 title tf 0 idf 0.059
  3. search wid 0153 · df 147 body tf 13 title tf 0 idf 1.029
  4. concert wid 0263 · df 12 body tf 2 title tf 0 idf 4.644
  5. sarah wid 0631 · df 7 body tf 0 title tf 0 idf 5.421

Outlinks (1)