{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000406","491:4910000468","491:4910000025","491:4910000250","491:4910000294","491:4910000022","491:4910000199","491:4910000052","491:4910000503","491:4910000113","491:4910000249","491:4910000470","491:4910000509","491:4910000095","491:4910000044","491:4910000156","491:4910000061","491:4910000328","491:4910000188","491:4910000100","491:4910000414","491:4910000469","491:4910000191","491:4910000167","491:4910000518"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5254374252379951,0.4051255725208838,0.4003313028048898,0.37595225795370935,0.367932459954684,0.36271223861173835,0.3568406389240409,0.34969111267765174,0.3440075816937699,0.3236859278020643,0.32342824285879496,0.31962818839908796,0.3139409785343506,0.3041022384884745,0.3024683292351275,0.27870968490076303,0.2705270896745753,0.2517359473741635,0.2468007881077443,0.2454466175441916,0.23847737765622798,0.2372288863111159,0.23612474931496918,0.23115221528686725,0.2245440908319748],"twin_dists":[0.1473402072241905,0.1745890133995131,0.17573537757806654,0.1816658699786656,0.1836570265466157,0.18496475256073946,0.18644711795478594,0.18826918978865623,0.18973160952004237,0.19506971528270742,0.19513856772588303,0.19615750625169184,0.1976952736671167,0.2003935414003522,0.20084649224588275,0.2076030249084936,0.21001014132932835,0.21571480428929735,0.21725744863719237,0.2176841929313492,0.21990483998915472,0.22030708766268173,0.22066397868333962,0.22228494436175003,0.22447505749498747],"n_dims_used":45,"mean_confidence":0.8897686428493924},"coverage":{"mean_confidence":0.8897686428493924,"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}}