{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003223},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003268","480:4800003178","480:4800003012","480:4800002971","480:4800002970","480:4800003182","480:4800003173","480:4800003588","480:4800003131","480:4800003461","480:4800002977","480:4800003355","480:4800003407","480:4800002639","494:4940003168","480:4800003139","494:4940001852","480:4800003013","480:4800002586","470:4700006910","480:4800002885","470:4700005535","480:4800003258","490:4900001880","490:4900001451"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,494,480,480,470,480,470,480,490,490],"twin_sims":[0.6366889002454376,0.6145799272861538,0.5582970388898524,0.5384217177929427,0.5382569868882451,0.5156389170119968,0.4135304486654555,0.40405074985362344,0.4029266720732394,0.38360171752201183,0.3482167052082728,0.33196334692048457,0.328412358581719,0.3152993286745631,0.30728298900654294,0.28861282055610105,0.27208446492172667,0.2707855932204147,0.2582005200663939,0.2539644956025123,0.2508901165692144,0.2505131066235177,0.24121341515175873,0.23615572842033153,0.2309400651216912],"twin_dists":[0.1234113993090829,0.12815082161919436,0.14022405076342376,0.14451863904010948,0.14455434898135197,0.1494796708615757,0.17259377583433252,0.17484548295144905,0.17511403293903965,0.1797859295481846,0.18864735588148807,0.19287395233739996,0.193812186890109,0.19732656576223384,0.19951580377654823,0.20474655959158125,0.2095485896418056,0.20993341664769113,0.21372296421666861,0.2150245252748821,0.21597781410896438,0.21609522713510085,0.21902809177581248,0.22065395043707417,0.22235460930400797],"n_dims_used":43,"mean_confidence":0.9221916198730469},"coverage":{"mean_confidence":0.9221916198730469,"n_dims_used":43,"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}}