{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000349","480:4800000307","480:4800000648","480:4800000463","480:4800000726","480:4800000439","480:4800000406","480:4800000892","480:4800000440","480:4800000477","480:4800000430","480:4800001140","480:4800000310","480:4800000960","480:4800000650","480:4800000602","480:4800000505","480:4800000886","480:4800000435","480:4800000583","480:4800000308","480:4800000467","480:4800000433","480:4800000404","480:4800001195"],"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":[0.4720103494292426,0.42070987688364553,0.38663472451142233,0.3476661839701003,0.347527922165161,0.322003223745285,0.31897658039359195,0.2915138116699797,0.26314537022448126,0.2586749232776882,0.25303521810355856,0.25287351135462977,0.25081944979362836,0.23882023931800017,0.23775085673343518,0.2284621468844669,0.22658115328171727,0.22643235170252834,0.22612540272589246,0.22349894345649243,0.21788907057910814,0.21645602489788499,0.2156065110509025,0.21264092502777437,0.21133488559657307],"twin_dists":[0.1591430867715881,0.17090335838862605,0.17904552552353573,0.18878877307846773,0.18882430811770035,0.19551988082359717,0.19633290764311034,0.20392096893855186,0.2122205284941771,0.21357804178549836,0.21531189285879254,0.21536196719006342,0.21599981343241423,0.21979461463801328,0.22013874811491557,0.2231714411897375,0.2237954194039483,0.22384492734519285,0.22394712091072075,0.2248253488864353,0.22672449272922188,0.22721487698895856,0.2275066107009548,0.22853115224660114,0.22898542577683997],"n_dims_used":43,"mean_confidence":0.9148453113644622},"coverage":{"mean_confidence":0.9148453113644622,"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}}