{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010336","490:4900010156","490:4900010337","490:4900009663","490:4900008237","490:4900010245","490:4900009860","490:4900010587","490:4900010338","490:4900009944","490:4900010421","490:4900010335","490:4900010250","490:4900011007","490:4900010066","490:4900010850","490:4900011087","490:4900010058","490:4900010502","490:4900010508","490:4900010425","490:4900010767","490:4900010068","490:4900010766","490:4900011236"],"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":[0.758231494595915,0.3651471599112689,0.29957666821253776,0.2855554104259383,0.23522466610037318,0.21335994962607363,0.20387198082652327,0.20143571695128373,0.19167446353017956,0.17957748325957001,0.1739641641624866,0.17225135772704003,0.15841659061111724,0.14953088830955358,0.14779997053203336,0.14739354053012466,0.12472708890881903,0.11337661253665784,0.1133036191379031,0.10352029926715897,0.10173149841786659,0.10027463398357622,0.09074567498508712,0.0869790224566099,0.08645129883146802],"twin_dists":[0.09662636336343106,0.18435360533836154,0.2016516214924607,0.20562205161789723,0.22095572102422165,0.2282818633795193,0.23161854276853447,0.23249238010707315,0.23606858306795644,0.240681534479506,0.24289695592845995,0.24358308836071665,0.24931349224056654,0.25318879218467416,0.2539632733208539,0.2541460958478906,0.26499661279259,0.27100172982068493,0.2710418112742463,0.2766044595645052,0.2776653547409597,0.2785402065092365,0.28452263290621244,0.28702486831639423,0.2873822816048194],"n_dims_used":45,"mean_confidence":0.8933363172743055},"coverage":{"mean_confidence":0.8933363172743055,"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}}