{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001476","491:4910002039","491:4910001296","491:4910001419","491:4910001163","491:4910001418","491:4910000972","491:4910001783","491:4910002089","491:4910002043","491:4910001891","491:4910002347","491:4910001541","491:4910001232","491:4910001230","491:4910001486","491:4910001955","491:4910002351","491:4910002373","491:4910001487","491:4910000963","491:4910001365","491:4910002372","491:4910000965","491:4910001478"],"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":[0.6397377180325883,0.5566096180195447,0.5246580238415922,0.5005970284924256,0.46298982469127536,0.42685577598190527,0.42562303672199536,0.39259208865766737,0.3721855794520182,0.3719568049112503,0.3537475119681751,0.34239432615983095,0.33951177944152156,0.3395053683896576,0.3304110253169608,0.329570271061999,0.3274834108517493,0.3055321045245019,0.2971087249858273,0.29046378480350776,0.2832507348288938,0.2771718631935695,0.2612892759582896,0.2582111555519542,0.25344823583241505],"twin_dists":[0.12275674463114855,0.14058769578992156,0.1475100467076886,0.15278383415191824,0.16117525408739428,0.16946596061841995,0.16975357775681954,0.1775991847904769,0.1825984190409681,0.1826552081180354,0.1872330593268873,0.19014904176250916,0.19089752829319373,0.19089919678482603,0.19328342256119083,0.1935056364417687,0.19405855098029665,0.19999831206384294,0.2023423780299036,0.20421922750789326,0.20628572681968382,0.2080520797691548,0.21278238607196615,0.2137197134105277,0.21518408954664417],"n_dims_used":45,"mean_confidence":0.8980614556206598},"coverage":{"mean_confidence":0.8980614556206598,"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}}