{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006291","490:4900007268","490:4900007274","490:4900007393","490:4900008873","490:4900008755","490:4900007149","490:4900007633","490:4900006059","490:4900002033","490:4900005006","490:4900007272","490:4900007148","490:4900005910","490:4900008760","466:4660001932","490:4900007273","490:4900006778","496:4960012135","496:4960001519","490:4900001872","490:4900008650","470:4700002446","490:4900007147","490:4900004867"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,496,496,490,490,470,490,490],"twin_sims":[0.6371240494526201,0.6189209147037225,0.5952834652812462,0.5908680689503805,0.5800684864045451,0.5037032091564564,0.48955661882366636,0.47692278805680066,0.4661774992451706,0.46384088049076044,0.44809829849241034,0.43562636718509795,0.42602689672304883,0.40726842146934905,0.4048988390370241,0.4025913437661696,0.40017644963625665,0.39928535924041636,0.3990874545238148,0.3931195776882651,0.38495591640852705,0.3833014978062644,0.36228859594709606,0.3574442499034717,0.3570616144977859],"twin_dists":[0.1233179837183098,0.12722103021368444,0.13228308823198412,0.13322900928918502,0.13554431022394234,0.15209938894289554,0.15522638243712258,0.1580419013239708,0.16045558682305666,0.16098294658077153,0.16456103646670361,0.16742935735347697,0.16965931305269463,0.17407860015429022,0.17464309021253438,0.1751942104020002,0.17577250776804168,0.17598629754137485,0.1760338081537642,0.1774716164165497,0.17945500550137986,0.179859369429899,0.1850712955514285,0.18629415510323424,0.1863911044450155],"n_dims_used":45,"mean_confidence":0.9126981947157118},"coverage":{"mean_confidence":0.9126981947157118,"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}}