{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001482","490:4900006772","490:4900003052","490:4900004027","490:4900000389","490:4900000264","490:4900008763","470:4700003309","490:4900002043","487:4870004833","480:4800005639","494:4940008913","494:4940007777","496:4960001635","490:4900004575","466:4660006470","490:4900001347","490:4900000419","485:4850000081","496:4960008259","478:4780007376","490:4900003053","494:4940000997","490:4900000507","490:4900000959"],"twin_admin_codes":[490,490,490,490,490,490,490,470,490,487,480,494,494,496,490,466,490,490,485,496,478,490,494,490,490],"twin_sims":[0.29820905099699,0.2623608492858255,0.18881000408685228,0.1832630968800334,0.17630801047018482,0.16929799127079487,0.14883377457106695,0.14712369568978045,0.14513629793760696,0.14192658324946655,0.13834031500877525,0.13395819897562133,0.13263425709393545,0.13197603516037706,0.1260892869048936,0.124042340648327,0.12265736067390656,0.12081530109038408,0.12079699795103352,0.1195918790876538,0.11811000317230362,0.11445732788908423,0.11318534256047347,0.11206858501189082,0.10839929871196187],"twin_dists":[0.20203399182824508,0.21245770664637623,0.23714199690162122,0.23925351508816,0.24196580769226614,0.24477774076553022,0.2534999090181372,0.2542676847378327,0.2551683018227312,0.2566423302859432,0.25831892386108934,0.2604122717804404,0.2610548195388371,0.26137607117519596,0.2643043138819871,0.2653467881160516,0.26605957609240793,0.2670171663198631,0.2670267368781241,0.26765933509914813,0.26844392746590007,0.2704106097701469,0.271106800457803,0.27172301801825055,0.27378168242809753],"n_dims_used":45,"mean_confidence":0.9177179124620226},"coverage":{"mean_confidence":0.9177179124620226,"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}}