{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002392","491:4910003356","491:4910002812","491:4910002757","491:4910003400","491:4910002394","491:4910003007","491:4910002706","491:4910003010","491:4910003357","491:4910003527","491:4910001476","491:4910003314","491:4910003271","491:4910003515","491:4910002089","491:4910003269","491:4910003098","491:4910003229","491:4910002754","491:4910001486","491:4910001163","491:4910003227","491:4910003145","491:4910001780"],"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":[0.6139971554782336,0.5430791759980188,0.5022876408852124,0.4465990536309419,0.42845468661259395,0.40972348838860256,0.4078756202044657,0.3759402600314452,0.30610090857429045,0.29762309563571365,0.2631434814071244,0.2586611266701242,0.25837718863223,0.25638383417696187,0.2542802821504534,0.23393713834952407,0.2310094166644172,0.21799554348005468,0.21772202937795412,0.21704325581722708,0.20500490411962366,0.20162174297186236,0.19896325700001585,0.19538292768289028,0.18543029819370632],"twin_dists":[0.1282756292154853,0.14350985780735281,0.1524111647487103,0.16490419508994844,0.1690934199035812,0.1734952793877361,0.1739341862322088,0.18166883311124585,0.19984138651412853,0.20219813302689346,0.2122210989939908,0.2135822540571717,0.21366897525249365,0.21427949154140505,0.21492702430815866,0.22137431819666462,0.2223318313117051,0.22668814463717019,0.22678154189537958,0.22701366490351438,0.2312146256428683,0.23242540116400132,0.23338666590928278,0.2346953745510123,0.2384232582548652],"n_dims_used":45,"mean_confidence":0.8953206380208333},"coverage":{"mean_confidence":0.8953206380208333,"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}}