{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001656","499:4990001466","499:4990001363","499:4990001652","499:4990001467","499:4990001739","499:4990001926","499:4990002099","499:4990001468","499:4990001362","499:4990001364","472:4720001531","499:4990001924","499:4990002106","472:4720002096","472:4720001910","472:4720001721","472:4720001657","472:4720001909","499:4990001925","499:4990001648","472:4720001591","472:4720001722","472:4720002423","499:4990001647"],"twin_admin_codes":[472,499,499,499,499,499,499,499,499,499,499,472,499,499,472,472,472,472,472,499,499,472,472,472,499],"twin_sims":[0.9585808747762254,0.9584143793923586,0.946229379259273,0.9396585590987097,0.9361339525978623,0.9324421870703868,0.9319003313064611,0.922513384893175,0.9212932176347653,0.9097645453564632,0.9069685735613922,0.9062136092959023,0.8974457279474687,0.8956817981494831,0.8944837107841211,0.8900532399980652,0.8854839012554957,0.8815806495089807,0.8784099062490847,0.8768617174153064,0.8753588370772498,0.8725137066256918,0.8670890200400089,0.8647213168886175,0.8627432720823441],"twin_dists":[0.037775996127945514,0.03785347758262159,0.04318019740147152,0.04582148045565961,0.047184565193129725,0.0485765748627882,0.048777997989563726,0.05216151146823337,0.052587757889660684,0.056482548707242994,0.05739437883572718,0.05763859270411026,0.06041680485336899,0.06096360590385617,0.061332829334457016,0.06268351405232511,0.06405353948683574,0.065206510051906,0.06613198963674063,0.06658040029307988,0.06701356849685784,0.0678280412536786,0.0693616416459381,0.07002342923538958,0.07057292050834355],"n_dims_used":45,"mean_confidence":0.9275376213921441},"coverage":{"mean_confidence":0.9275376213921441,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}