Comp4321 The Index May 14 2026

The anatomy of a top result.

query · love titl luci search match · doc № 053
title ×2.0 body match

Forward index · top stems on this page

user 10 imdb 10 rate 9 gilda 8 new 7 plot 6 search 6 movi 5 titl 5 paradis 5 film 5 york 5 dvdvhscdall 5 detail 5

document length 553 body tokens  ·  max tf 10 (user)  ·  vocabulary 359 distinct stems  ·  title 2 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 stems0.0191
  2. cosine(query, title) × 2.0 title boost ×2.0 applied0.0548
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0738
  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 × pagerank0.0738

Per-query-stem · how each term contributes

  1. love wid 0147 · df 70 body tf 2 title tf 0 idf 2.100
  2. titl wid 1103 · df 288 body tf 5 title tf 0 idf 0.059
  3. luci wid 0229 · df 4 body tf 0 title tf 0 idf 6.229
  4. search wid 0153 · df 147 body tf 6 title tf 1 idf 1.029
  5. match wid 1115 · df 140 body tf 0 title tf 0 idf 1.100

Outlinks (1)