{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003084","490:4900003593","490:4900003058","490:4900002639","490:4900004044","490:4900004577","490:4900002926","490:4900001996","490:4900004307","490:4900003209","478:4780008854","490:4900004591","490:4900004292","480:4800003889","490:4900003728","490:4900004147","490:4900002919","490:4900004162","490:4900001460","490:4900004043","490:4900004304","490:4900001743","490:4900001473","490:4900003359","470:4700006111"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,478,490,490,480,490,490,490,490,490,490,490,490,490,490,470],"twin_sims":[0.5806528456977409,0.41958722123033476,0.4178671817121009,0.39335341938239016,0.3932433205937161,0.3885478079364039,0.3739056318596607,0.34635468514007256,0.32864599590854754,0.3251851790885463,0.323746412732395,0.3227525994617439,0.32251567256020597,0.3211342479001895,0.31149621692207563,0.3080568514409902,0.3076156095024421,0.3035296737148208,0.28528737501480395,0.28275111789160534,0.28101101748701457,0.2807744382374114,0.2779160168241758,0.2741584403539967,0.27407322949302454],"twin_dists":[0.13541895302040607,0.17116687400856231,0.17157119213035263,0.17741508939559156,0.17744170185205152,0.17857992863009195,0.18217199802697176,0.1891261454715821,0.1937502849484471,0.19466972439841998,0.195053558361009,0.19531924236104084,0.19538264922191986,0.19575286811734663,0.1983611684705345,0.19930304819413583,0.19942431969934876,0.2005521060453074,0.2056990714131965,0.2064300300477785,0.20693382634018864,0.20700246682804946,0.20783459251968642,0.2089364540560026,0.20896154795963362],"n_dims_used":45,"mean_confidence":0.9176761203342014},"coverage":{"mean_confidence":0.9176761203342014,"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}}