{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001471","480:4800001300","480:4800001936","480:4800001230","480:4800001932","480:4800001472","480:4800001759","480:4800002198","480:4800001474","480:4800001536","480:4800001762","480:4800001370","480:4800002036","480:4800001425","480:4800001360","480:4800002039","480:4800001645","480:4800001231","480:4800001643","480:4800001479","480:4800001301","480:4800001299","480:4800002090","480:4800002191","480:4800001315"],"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":[0.6855891678171463,0.527126673020892,0.5215701048195839,0.4727481609118794,0.47041159325524107,0.39131740247888575,0.35500643312246816,0.33824643015489186,0.3193174861947736,0.31338210626353585,0.29561735778140563,0.28894909783388106,0.2399489835961804,0.23414296605998283,0.22054787938183573,0.21082774190823328,0.19812068989341772,0.19333795246594912,0.18958694967122738,0.18925327476144962,0.17854729878075054,0.1775920424645303,0.15574837436435313,0.1535461634907318,0.15292517420979462],"twin_dists":[0.1128454169002628,0.14697229505729015,0.14818349865153257,0.1589774561414535,0.15950228759790347,0.1779077857698523,0.18691274947419767,0.19122716739342396,0.1962411167175245,0.1978472359910086,0.20276143475941702,0.20465060585884334,0.21943246444730719,0.22130729889703404,0.2258203617789415,0.22916233625799926,0.23369317219469862,0.23545034401180517,0.23684972941542412,0.23697514670319478,0.24108439380986318,0.24145942892353198,0.2504600821343939,0.25141728516252776,0.2516890183974437],"n_dims_used":43,"mean_confidence":0.9134890534156976},"coverage":{"mean_confidence":0.9134890534156976,"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}}