Comp4321 The Index May 14 2026

The anatomy of a top result.

query · search review titl isl man · 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 stems0.0157
  2. cosine(query, title) × 2.0 title boost ×2.0 applied0.0479
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0636
  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 × pagerank0.0636

Per-query-stem · how each term contributes

  1. search wid 0153 · df 147 body tf 6 title tf 1 idf 1.029
  2. review wid 0040 · df 156 body tf 3 title tf 0 idf 0.943
  3. titl wid 1103 · df 288 body tf 5 title tf 0 idf 0.059
  4. isl wid 0037 · df 2 body tf 0 title tf 0 idf 7.229
  5. man wid 0038 · df 61 body tf 1 title tf 0 idf 2.298

Outlinks (1)