Comp4321 The Index May 14 2026

The anatomy of a top result.

query · data base inform gener us · doc № 005
body match

Forward index · top stems on this page

postgradu 9 admiss 8 program 8 comput 8 applic 7 scienc 7 requir 6 student 6 english 6 admit 5 must 4 compet 4 area 4 languag 4

document length 237 body tokens  ·  max tf 9 (postgradu)  ·  vocabulary 119 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 stems0.0179
  2. cosine(query, title) × 2.0 no title overlap (×2.0 unused)0.0000
  3. weighted subtotal cosBody + 2.0 × cosTitle0.0179
  4. × phrase multiplier stems not within 5-token window · ×1.0×1.0
  5. × pagerank multiplier 1 + 0.5 × normalized PR (0.000)×1.0002
  6. final score weighted × phrase × pagerank0.0179

Per-query-stem · how each term contributes

  1. data wid 0029 · df 2 body tf 0 title tf 0 idf 7.229
  2. base wid 0030 · df 17 body tf 1 title tf 0 idf 4.141
  3. inform wid 0024 · df 27 body tf 1 title tf 0 idf 3.474
  4. gener wid 0026 · df 21 body tf 0 title tf 0 idf 3.837
  5. us wid 0027 · df 286 body tf 0 title tf 0 idf 0.069

Outlinks (1)