Tag
graded-relevance
- Dec 12, 2023 Graded Gains and the NDCG Discount How discounted cumulative gain combines a gain mapping and a rank discount, why the logarithmic discount was chosen, and what normalisation does and does not fix. information retrieval
- Sep 6, 2023 Sub-topic Judgments and Diversity Metrics How aspect-level qrels make novelty and coverage measurable, and what the two knobs in alpha-nDCG and intent-aware measures actually control. information retrieval