{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007422","490:4900007168","490:4900007658","490:4900004879","490:4900007291","491:4910001738","491:4910001748","490:4900007407","490:4900006326","490:4900006082","490:4900006549","491:4910001513","490:4900006080","490:4900007535","490:4900007654","490:4900006202","490:4900006805","490:4900007660","490:4900007541","491:4910001747","491:4910001682","490:4900006934","491:4910001198","490:4900005828","490:4900003785"],"twin_admin_codes":[490,490,490,490,490,491,491,490,490,490,490,491,490,490,490,490,490,490,490,491,491,490,491,490,490],"twin_sims":[0.38483550376939774,0.1399943934526977,0.12801433126829367,0.0993639042619571,0.09072886140918883,0.0901375469002724,0.06212798529595313,0.0543133344215087,0.054217107775182474,0.05182605177206739,0.04929232688916041,0.04448487991648182,0.03735899666285981,0.036951685690691904,0.036866867333821336,0.03539388083703319,0.03452014832903681,0.03161683551205913,0.0260192991069827,0.025012079984392248,0.024396485820808795,0.023380851527273608,0.02201050587599911,0.02125141308881189,0.020857427577442994],"twin_dists":[0.179484408088602,0.2575416587260151,0.26333557157128623,0.27909216681456256,0.28453361782573977,0.2849209742405018,0.30616013123070124,0.3134786778078577,0.31357407761448547,0.3159909171499699,0.31865529775930823,0.324041708901875,0.3330049486680376,0.3335597590476274,0.3336759448132608,0.33573076629297044,0.3369842345649164,0.3413533193728878,0.35084946697602887,0.35274237690210586,0.3539319826922391,0.3559526775496782,0.35880329434031777,0.3604494080895707,0.3613240422198601],"n_dims_used":45,"mean_confidence":0.8953152974446614},"coverage":{"mean_confidence":0.8953152974446614,"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}}