Comp4321 The Index May 14 2026

The anatomy of a top result.

query · program comput student univers scienc · doc № 226
body match

Forward index · top stems on this page

show 24 titl 14 search 13 tv 10 match 6 aka 5 episod 5 result 5 movi 4 imdb 4 mai 4 displai 3 that 3 index 2

document length 266 body tokens  ·  max tf 24 (show)  ·  vocabulary 163 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 · 4 resolved stems0.0400
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0400
  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 × pagerank0.0400

dropped (not in vocabulary): univ

Per-query-stem · how each term contributes

  1. program wid 0674 · df 5 body tf 0 title tf 0 idf 5.907
  2. comput wid 0683 · df 7 body tf 0 title tf 0 idf 5.421
  3. student wid 0687 · df 10 body tf 0 title tf 0 idf 4.907
  4. univ not in vocabulary
  5. scienc wid 0684 · df 9 body tf 1 title tf 0 idf 5.059

Outlinks (1)