{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004466","491:4910004218","491:4910004628","491:4910004590","491:4910004545","491:4910004027","491:4910004268","491:4910004024","491:4910003979","491:4910004679","491:4910004589","491:4910004630","491:4910004629","491:4910004626","491:4910003819","491:4910004678","491:4910004369","491:4910004226","491:4910004023","491:4910003657","491:4910004823","491:4910004318","491:4910004033","665:6650000679","491:4910004424"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,665,491],"twin_sims":[0.6679628628946618,0.5272786229566307,0.503586024388748,0.48194443953095867,0.3365426961259209,0.3217599182166265,0.29723037420326376,0.24170961112368314,0.21739983020387837,0.16189741978786537,0.15909488959163426,0.1486648802694236,0.14322600195551682,0.13999952607281205,0.12775039308053918,0.12541071454367506,0.11508952006720656,0.1124001714390548,0.08167902121221729,0.07102064944806034,0.06703594632361605,0.06543629673638435,0.06507634901964307,0.06247506077145241,0.062054029621057875],"twin_dists":[0.11667366226827935,0.14693921364539886,0.15212518957576052,0.15692003354142345,0.19167206271149861,0.19558507972073588,0.20230825068607564,0.21886978105665858,0.22689166492544074,0.2478386613330403,0.24902426027648236,0.25357544697200596,0.2560426332384638,0.2575392575569172,0.26346773793095474,0.26464846565274586,0.2700668072832635,0.27153955900439525,0.29069601339874784,0.2986991579095958,0.30194219492959773,0.30328838968888966,0.30359500254531196,0.3058530570555465,0.30622574505805256],"n_dims_used":45,"mean_confidence":0.8913269890679254},"coverage":{"mean_confidence":0.8913269890679254,"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}}