{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002361","490:4900007140","490:4900005935","490:4900002934","490:4900006650","490:4900002050","490:4900002348","490:4900002950","490:4900005009","490:4900005149","490:4900002951","490:4900006775","469:4690000051","469:4690000861","469:4690001786","470:4700006484","466:4660002281","490:4900005147","490:4900006771","478:4780006551","469:4690000854","466:4660001973","490:4900006651","490:4900005546","496:4960006941"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,469,469,469,470,466,490,490,478,469,466,490,490,496],"twin_sims":[0.4520650381611136,0.29730252747313685,0.29037264032767784,0.2639637163269404,0.2572072255428611,0.20573729536254426,0.20528769475423925,0.20254467866302764,0.198338892202512,0.19211240876383145,0.18762580079527497,0.18357781751275223,0.18135040090909404,0.17940642730971817,0.17216958463196666,0.1639046575817499,0.15226468821631572,0.1454728426545967,0.14131194619582718,0.14076291119930381,0.14009949507521152,0.13960042455402402,0.13693041555335306,0.13598454833030146,0.13433309994989107],"twin_dists":[0.1636551727840743,0.20228801276295144,0.20424514721027986,0.21197359505781774,0.21402694448628876,0.23095432142801137,0.23111404178971043,0.23209372363354241,0.23361370900853828,0.2359054584724871,0.23758908878406726,0.23913251749058073,0.23999204275976938,0.2407483131710072,0.24361596762861848,0.24699862951842502,0.2519789246353894,0.2550151525230932,0.2569274159250221,0.25718285515856354,0.25749250262188,0.25772616356855194,0.25898694803792294,0.25943799977264753,0.2602311888436443],"n_dims_used":45,"mean_confidence":0.9162281460232204},"coverage":{"mean_confidence":0.9162281460232204,"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}}