Comp4321 The Index May 14 2026

The anatomy of a top result.

query · user imdb love rate movi · doc № 056
title ×2.0 body match

Forward index · top stems on this page

love 26 letter 23 titl 13 search 13 aka 7 match 7 episod 5 movi 4 imdb 4 tv 4 mai 4 displai 3 result 3 word 2

document length 273 body tokens  ·  max tf 26 (love)  ·  vocabulary 159 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 stems0.3730
  2. cosine(query, title) × 2.0 title boost ×2.0 applied0.7282
  3. weighted subtotal cosBody + 2.0 × cosTitle1.1012
  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 × pagerank1.1012

Per-query-stem · how each term contributes

  1. user wid 1045 · df 289 body tf 1 title tf 0 idf 0.054
  2. imdb wid 1084 · df 288 body tf 4 title tf 0 idf 0.059
  3. love wid 0147 · df 70 body tf 26 title tf 1 idf 2.100
  4. rate wid 1518 · df 151 body tf 0 title tf 0 idf 0.990
  5. movi wid 0012 · df 290 body tf 4 title tf 0 idf 0.049

Outlinks (1)