Comp4321 The Index May 14 2026

The anatomy of a top result.

query · imdb user rate movi anim · doc № 127
body match

Forward index · top stems on this page

titl 20 bear 16 search 13 aka 9 cub 8 match 7 episod 6 english 6 bearcub 5 movi 4 imdb 4 tv 4 cuba 4 mai 4

document length 312 body tokens  ·  max tf 20 (titl)  ·  vocabulary 194 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 stems0.0252
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0252
  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 × pagerank0.0252

Per-query-stem · how each term contributes

  1. imdb wid 1084 · df 288 body tf 4 title tf 0 idf 0.059
  2. user wid 1045 · df 289 body tf 1 title tf 0 idf 0.054
  3. rate wid 1518 · df 151 body tf 0 title tf 0 idf 0.990
  4. movi wid 0012 · df 290 body tf 4 title tf 0 idf 0.049
  5. anim wid 0548 · df 27 body tf 1 title tf 0 idf 3.474

Outlinks (1)