Comp4321 The Index May 14 2026

The anatomy of a top result.

query · search titl short full frame · doc № 050
body match

Forward index · top stems on this page

segment 15 user 10 imdb 10 la 10 movi 8 un 8 rate 8 titl 7 nuit 7 l 6 dvd 5 plot 5 dan 5 film 5

document length 558 body tokens  ·  max tf 15 (segment)  ·  vocabulary 333 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 stems0.0357
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0357
  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 × pagerank0.0357

Per-query-stem · how each term contributes

  1. search wid 0153 · df 147 body tf 0 title tf 0 idf 1.029
  2. titl wid 1103 · df 288 body tf 7 title tf 0 idf 0.059
  3. short wid 0058 · df 25 body tf 3 title tf 0 idf 3.585
  4. full wid 0055 · df 155 body tf 2 title tf 0 idf 0.953
  5. frame wid 0056 · df 9 body tf 0 title tf 0 idf 5.059

Outlinks (1)