{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000581","477:4770003909","477:4770003872","499:4990000815","499:4990001169","499:4990000739","499:4990000327","499:4990000809","477:4770003832","499:4990000196","499:4990000657","499:4990001261","499:4990001271","499:4990000507","499:4990000269","499:4990000971","499:4990000313","499:4990000638","499:4990000508","499:4990000280","499:4990000381","499:4990000498","499:4990000429","499:4990000584","499:4990000644"],"twin_admin_codes":[499,477,477,499,499,499,499,499,477,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9222883196575653,0.885126210177632,0.8812987634500773,0.8617972665559985,0.8450081644584388,0.8309701769244235,0.8262048274054401,0.8200851193180414,0.8188778906248361,0.8140304486495972,0.8112577416415659,0.8079589251453508,0.8025022184357365,0.8023678827104972,0.8006248673315487,0.7965240458825628,0.7957830924866839,0.7925942439643254,0.7894373414715304,0.7829654122865918,0.7823594405761152,0.770422978730032,0.7689787074748218,0.7687890890475768,0.768436403903582],"twin_dists":[0.05224035356308126,0.06415984590591785,0.06528918282421418,0.07083465160634445,0.07537398537641675,0.07903401410577508,0.080252042759427,0.08179971967813207,0.08210292874792184,0.08331375121720984,0.08400168351419258,0.08481590728743008,0.08615303375254944,0.08618580373159139,0.08661036795921477,0.0876047385636886,0.08778374584241146,0.08855189995906936,0.08930886204846969,0.09085029189283877,0.09099392550395383,0.09380060062193275,0.0941374145055344,0.09418159222664393,0.094263735481141],"n_dims_used":45,"mean_confidence":0.9242984347873264},"coverage":{"mean_confidence":0.9242984347873264,"n_dims_used":45,"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}}