{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002696","490:4900002092","490:4900002550","490:4900003127","490:4900003654","490:4900003529","490:4900003263","490:4900002992","490:4900002986","490:4900004365","490:4900003252","490:4900003794","490:4900002697","490:4900003661","490:4900001642","490:4900003657","490:4900003515","490:4900003125","490:4900003530","490:4900004355","490:4900003251","490:4900003255","490:4900003660","490:4900004354","490:4900002995"],"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":[0.47700753521323663,0.44282842169750736,0.4204901623633949,0.3767687243649823,0.3484568510560052,0.3410381582178353,0.321166733171368,0.3199029105487887,0.28620406583460345,0.283123426456757,0.2664296721414904,0.25970210402919675,0.23612581839146934,0.22410129700800815,0.21480791027148402,0.21099571466853706,0.2061834179489437,0.20570880729918667,0.1997320855046799,0.19010781539124605,0.18836606595149752,0.18794326076201345,0.18386526000337217,0.17559529471914478,0.17483542882578962],"twin_dists":[0.1580229368857746,0.1657691921699264,0.17095490748810938,0.18146433530364073,0.1885857043726897,0.19050076454239462,0.19574415191840064,0.19608361609364636,0.2054358405239716,0.20632248240637824,0.21123237661910094,0.2132648276549532,0.2206636325982583,0.22462333138270152,0.22778156766478125,0.22910370919212944,0.23079607236057736,0.23096443470869593,0.2331077649083732,0.23665426150123378,0.2373093734090182,0.23746903932947605,0.23902213497589359,0.24224801230476298,0.24254978677832267],"n_dims_used":45,"mean_confidence":0.9164607577853733},"coverage":{"mean_confidence":0.9164607577853733,"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}}