Comp4321 The Index May 14 2026

The anatomy of a top result.

query · kill aka titl usa search · doc № 091
title ×2.0 body match

Forward index · top stems on this page

kill 11 winter 11 user 10 imdb 10 film 10 rate 10 plot 8 movi 7 nick 7 detail 6 cast 6 titl 5 quot 5 conspiraci 5

document length 744 body tokens  ·  max tf 11 (kill)  ·  vocabulary 495 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 stems0.2233
  2. cosine(query, title) × 2.0 title boost ×2.0 applied0.9835
  3. weighted subtotal cosBody + 2.0 × cosTitle1.2067
  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 × pagerank1.2067

Per-query-stem · how each term contributes

  1. kill wid 0234 · df 25 body tf 11 title tf 1 idf 3.585
  2. aka wid 0331 · df 140 body tf 0 title tf 0 idf 1.100
  3. titl wid 1103 · df 288 body tf 5 title tf 0 idf 0.059
  4. usa wid 1122 · df 228 body tf 3 title tf 0 idf 0.396
  5. search wid 0153 · df 147 body tf 0 title tf 0 idf 1.029

Outlinks (1)