{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000404","490:4900000707","496:4960008382","490:4900000933","490:4900000267","490:4900000418","490:4900000523","490:4900000227","496:4960009284","490:4900000276","490:4900000181","490:4900000618","490:4900000620","490:4900000199","490:4900000727","496:4960009283","490:4900001198","490:4900000575","494:4940008389","490:4900000275","490:4900000917","496:4960008589","496:4960008957","490:4900001300","490:4900000326"],"twin_admin_codes":[490,490,496,490,490,490,490,490,496,490,490,490,490,490,490,496,490,490,494,490,490,496,496,490,490],"twin_sims":[0.696591743124497,0.6430101099336488,0.5768524572747737,0.5720728382743474,0.5618392283082171,0.5377561782555035,0.5227690244301699,0.5141501169084837,0.5034775123649616,0.5028615530859801,0.47000953956696845,0.46146024706079186,0.4380385227136505,0.4283976536884229,0.422050127988676,0.4115906819431288,0.40819898666182525,0.4061142462804296,0.4038059112096314,0.4010004428105258,0.39771044296818686,0.3951037960928205,0.3896648176255913,0.3776520160366676,0.37191146114993684],"twin_dists":[0.11044002464336126,0.1220536678410551,0.13623440644510726,0.13726067766969224,0.1394611984074403,0.1446629259485421,0.14792191533617707,0.14980559069026742,0.15214908217757517,0.152284733026926,0.15959268364102816,0.16152119502364068,0.1668721319605789,0.16910669854309032,0.1705891562634909,0.17305266540690606,0.17385731676991276,0.17435336856425393,0.1749039480028216,0.1755750082007027,0.1763646827933897,0.17699246085134668,0.17830857596573957,0.18124654536407933,0.1826664659239137],"n_dims_used":45,"mean_confidence":0.9171240912543402},"coverage":{"mean_confidence":0.9171240912543402,"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}}