{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000061","485:4850007478","485:4850006841","485:4850006993","500:5000000287","485:4850007540","500:5000000392","485:4850007136","500:5000000080","485:4850006839","500:5000000446","500:5000000198","500:5000000448","485:4850007687","485:4850007480","500:5000000250","500:5000000295","485:4850007646","485:4850007643","500:5000000205","500:5000000157","500:5000000036","485:4850007595","500:5000000289","485:4850006904"],"twin_admin_codes":[500,485,485,485,500,485,500,485,500,485,500,500,500,485,485,500,500,485,485,500,500,500,485,500,485],"twin_sims":[0.8311173664309707,0.7973116369580157,0.7971402294658415,0.7929538573564217,0.7771101219383764,0.7724519649032531,0.7684900993789134,0.7619286660151864,0.7598786713762596,0.7591801692695936,0.757760990879971,0.7548794237859161,0.7501216780580402,0.7476787792591385,0.7440431125072064,0.7436078538743001,0.7402131401585862,0.733411657597177,0.7331393192814634,0.7289034249482097,0.72705556321337,0.7250096608311333,0.7245449700655842,0.72270743929138,0.7196248544994122],"twin_dists":[0.07899620551453347,0.08741424522138742,0.08745572255625106,0.08846545328622649,0.09223342131622954,0.09332644628052499,0.09425123155387503,0.09577349100065523,0.09624680990654566,0.09640784529690687,0.09673465745848003,0.09739672986381229,0.0984856054670065,0.09904270172835403,0.09986939338976024,0.09996817518255614,0.10073725420205565,0.10227121155752364,0.10233244742524268,0.103283135228113,0.10369684892354104,0.10415420507357274,0.1042579851617166,0.1046680058648125,0.10535458726257112],"n_dims_used":45,"mean_confidence":0.9204598320855035},"coverage":{"mean_confidence":0.9204598320855035,"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}}