Comp4321 The Index May 14 2026

The anatomy of a top result.

query · data structures · doc № 113
body match

Forward index · top stems on this page

godard 19 notr 12 musiqu 12 user 10 imdb 10 movi 9 film 8 rate 8 titl 7 plot 6 olga 6 quot 5 hell 5 video 5

document length 916 body tokens  ·  max tf 19 (godard)  ·  vocabulary 618 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 · 2 resolved stems0.0153
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0153
  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 × pagerank0.0153

Per-query-stem · how each term contributes

  1. data wid 0029 · df 2 body tf 0 title tf 0 idf 7.229
  2. structur wid 0945 · df 4 body tf 1 title tf 0 idf 6.229

Outlinks (1)