{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004962","480:4800004705","480:4800005058","480:4800004974","480:4800005222","480:4800005133","480:4800004792","480:4800004693","493:4930000215","480:4800004445","480:4800005145","480:4800005565","480:4800005049","480:4800005396","480:4800005853","480:4800005400","480:4800004885","480:4800004198","480:4800004793","480:4800004532","493:4930000391","478:4780007490","480:4800004706","493:4930000143","480:4800004047"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,480,480,480,493,478,480,493,480],"twin_sims":[0.4998716683836657,0.45571826298084556,0.44463267181031896,0.4348167557808305,0.43432678560999893,0.4265458908568501,0.3800467781967854,0.3274172019814874,0.30223527854215293,0.28946426945962656,0.285501808427243,0.28319750289768403,0.2806738431224999,0.24125238810346852,0.2292519595970931,0.22633667909576238,0.22150884134366583,0.2190930644328744,0.21806594427036635,0.21087677836242602,0.20834268057362965,0.20395101797488177,0.20133441960405293,0.19954317550360087,0.19641051918713995],"twin_dists":[0.15294383532875708,0.1628235058899406,0.16535493992799344,0.16761665812657475,0.16773007868438009,0.1695382292580989,0.18065731963900247,0.19407612479413555,0.20091121415630014,0.2045037354685414,0.20563745063840044,0.2063010943587387,0.20703166385825195,0.2190156498683304,0.22291045150530053,0.22387677008601603,0.22549538219136833,0.22631416193455378,0.22666411751799156,0.22914521792491277,0.23003342296225426,0.23159031410072364,0.23252887026165436,0.2331762253600159,0.23431807462481935],"n_dims_used":43,"mean_confidence":0.9192437460256178},"coverage":{"mean_confidence":0.9192437460256178,"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}}