Comp4321 The Index May 14 2026

The anatomy of a top result.

query · rate user imdb titl x · doc № 185
body match

Forward index · top stems on this page

titl 13 search 13 adam 11 madam 9 match 7 episod 5 v 5 aka 5 movi 4 imdb 4 tv 4 mai 4 displai 3 canada 3

document length 298 body tokens  ·  max tf 13 (titl)  ·  vocabulary 201 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 stems0.0744
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0744
  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 × pagerank0.0744

Per-query-stem · how each term contributes

  1. rate wid 1518 · df 151 body tf 0 title tf 0 idf 0.990
  2. user wid 1045 · df 289 body tf 1 title tf 0 idf 0.054
  3. imdb wid 1084 · df 288 body tf 4 title tf 0 idf 0.059
  4. titl wid 1103 · df 288 body tf 13 title tf 0 idf 0.059
  5. x wid 0465 · df 14 body tf 2 title tf 0 idf 4.421

Outlinks (1)