{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001968","491:4910001515","491:4910002012","491:4910002365","491:4910001076","491:4910001569","491:4910001507","490:4900001911","491:4910001966","491:4910001256","491:4910002020","491:4910001396","490:4900003636","490:4900003109","490:4900003633","491:4910002464","491:4910001967","490:4900002968","491:4910001633","490:4900004196","491:4910001324","490:4900003638","490:4900006311","490:4900003503","490:4900005685"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,491,491,491,490,490,490,491,491,490,491,490,491,490,490,490,490],"twin_sims":[0.6586246974475175,0.5692820369555504,0.5528771424490171,0.5291643707064748,0.5257091902294119,0.4694575424560688,0.3536405320695416,0.3408697823017851,0.3356150624229222,0.3216338769056525,0.3204507986504021,0.291830716226756,0.28873449846703975,0.2746552484625182,0.27247910415424376,0.2684495453152167,0.25717981802083795,0.25700348570130255,0.25191414579102994,0.25164497800287655,0.23263661912439626,0.2280888388311976,0.22486145752025527,0.2133383216439467,0.2041376536267607],"twin_dists":[0.11869155565522047,0.13786032103259638,0.14139263920061226,0.14652883490738042,0.14728100010878814,0.1597168348936842,0.18726030565774796,0.19054448506700897,0.19191480728461446,0.19561886601078524,0.19593636059163577,0.2038310782034753,0.2047118321727391,0.20879024330426174,0.209431891042655,0.21062841552715697,0.21403534257518067,0.21408938705437663,0.21565946566134608,0.21574306400141052,0.22179867580122153,0.22329500663188684,0.2243689037599921,0.22828935359433541,0.23152368562574688],"n_dims_used":44,"mean_confidence":0.8939899097789418},"coverage":{"mean_confidence":0.8939899097789418,"n_dims_used":44,"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}}