Comp4321 The Index May 14 2026

The anatomy of a top result.

query · search titl ashtanga yoga beginn · doc № 292
body match

Forward index · top stems on this page

search 15 titl 11 legend 11 match 10 episod 5 movi 4 imdb 4 aka 4 mai 4 tv 3 result 3 see 3 tvaka 2 index 2

document length 215 body tokens  ·  max tf 15 (search)  ·  vocabulary 139 distinct stems  ·  title 1 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 stems0.0221
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0221
  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 × pagerank0.0221

Per-query-stem · how each term contributes

  1. search wid 0153 · df 147 body tf 15 title tf 0 idf 1.029
  2. titl wid 1103 · df 288 body tf 11 title tf 0 idf 0.059
  3. ashtanga wid 0132 · df 2 body tf 0 title tf 0 idf 7.229
  4. yoga wid 0133 · df 3 body tf 0 title tf 0 idf 6.644
  5. beginn wid 0134 · df 2 body tf 0 title tf 0 idf 7.229

Outlinks (1)