Retail Search

ARCH-0.5 · cross-domain core

 Live · Cranfield baseline

Search

Try the live Cranfield BM25 baseline. Results come from the deployed Worker and the live cranfield-v0 OpenSearch index.

Explain Flow

Architecture milestones

Use these stable endpoints to compare the baseline, refined PRF, and the remote BGE candidate without changing the default Cranfield search.

ARCH-0.1 search ARCH-0.1 explain ARCH-0.2 PRF search ARCH-0.2 PRF explain ARCH-0.3 search status ARCH-0.3 demo JSON

Search Cranfield

1,400 indexed Cranfield documents BM25 over title, abstract, and text
Search aerospace terms such as boundary layers, airfoils, pressure distribution, heat transfer, or wind tunnel measurements.

ARCH-0.3 demo samples

These buttons replay archived GEN-023 BGE candidate samples so you can inspect a few query-level outcomes without pretending arbitrary live vector search is enabled yet.

Choose a sample to load archived ARCH-0.3 BGE evidence.