* Add blog: How We Built a 4-Way Parallel Hybrid Search System
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
* Add cover image for parallel hybrid search post
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
* Update parallel hybrid search post date to 2026-03-27
* Set author to chrislatimer
* Update recall docs link
* review: align blog post to actual retrieval code
- Reframe as evolutionary narrative (V1 asyncio.gather → connection sharing)
- Add missing reranker section (cross-encoder + multiplicative boost scoring)
- Replace MPFP references with LinkExpansion (3-signal CTE)
- Fix SQL to match actual UNION ALL approach, explain CTE planner issue
- Fix acquire_with_retry, index types (ivfflat→HNSW), fusion code
- Remove fabricated perf numbers
- Add alpha calibration rationale and connection contention insight
* add nicoloboschi and benfrank241 as co-authors
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Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Nicolò Boschi <boschi1997@gmail.com>
