Comp4321 The Index May 14 2026

The anatomy of a top result.

query · jack search titl match episod · doc № 054
body match

Forward index · top stems on this page

servic 24 silent 14 titl 13 search 13 tv 7 match 7 episod 5 movi 4 imdb 4 aka 4 v 4 serv 4 silenc 4 smile 4

document length 284 body tokens  ·  max tf 24 (servic)  ·  vocabulary 161 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 stems0.0450
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0450
  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 × pagerank0.0450

Per-query-stem · how each term contributes

  1. jack wid 0426 · df 10 body tf 0 title tf 0 idf 4.907
  2. search wid 0153 · df 147 body tf 13 title tf 0 idf 1.029
  3. titl wid 1103 · df 288 body tf 13 title tf 0 idf 0.059
  4. match wid 1115 · df 140 body tf 7 title tf 0 idf 1.100
  5. episod wid 1105 · df 288 body tf 5 title tf 0 idf 0.059

Outlinks (1)