{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000662","480:4800000933","480:4800000384","480:4800000802","480:4800000996","480:4800001043","480:4800000886","480:4800001140","480:4800000438","480:4800001035","480:4800001038","480:4800000468","480:4800000508","480:4800000892","480:4800000546","480:4800000718","480:4800000680","480:4800000646","480:4800000729","480:4800000799","480:4800001086","480:4800000537","480:4800000611","480:4800001080","480:4800000760"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6387600083283881,0.629041812085504,0.6281157011959713,0.5928506794366749,0.5460184227951072,0.5406121676068286,0.538241503229521,0.5283455125317276,0.48706035154137833,0.4658680561720114,0.45852979490996393,0.4494007981312785,0.42193271925119963,0.4191501438188052,0.4135654528903608,0.4055408377241558,0.40212392045442913,0.38472557991172895,0.38041459678284684,0.3792356040135404,0.36435008384492434,0.35444811309159197,0.34559542521281456,0.34335442301867525,0.3378443865791308],"twin_dists":[0.12296672132895668,0.12505200913392767,0.1252505800848603,0.13280423222781365,0.1428740448298194,0.14404399677491667,0.14455770559726397,0.14670699686947442,0.15578088672331575,0.16052537342518822,0.1621851054788424,0.16426326184753237,0.17061666420252355,0.1712695479286961,0.17258550350981988,0.17449000607218565,0.17530602217927407,0.17951125333225754,0.18056697814421713,0.18085670510416155,0.1845534382529045,0.187054731238288,0.18932176735663378,0.18990048945988094,0.1913320436461886],"n_dims_used":43,"mean_confidence":0.9142285724018895},"coverage":{"mean_confidence":0.9142285724018895,"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}}