{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011189","490:4900011261","490:4900011192","490:4900011190","490:4900012064","490:4900011118","490:4900011266","490:4900011113","490:4900011526","490:4900011725","490:4900011115","490:4900011197","490:4900011194","490:4900011196","490:4900011601","490:4900011729","490:4900012209","490:4900011119","490:4900009971","490:4900011670","490:4900012137","490:4900011595","490:4900011731","490:4900011403","490:4900011269"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6612295736163784,0.6324371383884888,0.5561849288995951,0.5327569989996682,0.4899538320702352,0.48557708604175526,0.4833008344515584,0.4823873314932201,0.473980785588973,0.47226587606971,0.4653015769866584,0.4610681605893764,0.4282374769693933,0.41757385133066904,0.4147149285623145,0.4138498663961227,0.4032976840010634,0.39514476758156913,0.3896043648475955,0.38324046636408726,0.3513429386001095,0.34178087649607086,0.33819145225221164,0.33790512906765247,0.33686416962399696],"twin_dists":[0.11812927979456628,0.1243238003397991,0.14067924301069615,0.1457478636099229,0.1551382267847573,0.1561107790118956,0.15661764404402354,0.1568212675689712,0.15870093683820802,0.15908571406457733,0.16065316916203234,0.16160993739228222,0.1691439954232469,0.17164021408177718,0.17231402355215134,0.1725183011363866,0.17502535844894743,0.17698257866418726,0.1783232522578008,0.17987430233452267,0.18784650931063426,0.19030804783917357,0.19124150484827274,0.19131619417399337,0.191588023540513],"n_dims_used":45,"mean_confidence":0.9174983554416233},"coverage":{"mean_confidence":0.9174983554416233,"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}}