{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004071","491:4910004419","491:4910004323","491:4910004374","491:4910004378","491:4910004223","491:4910004627","491:4910004324","491:4910003874","491:4910004424","491:4910004630","491:4910004875","491:4910004234","491:4910004429","491:4910004121","491:4910003988","491:4910004174","491:4910003561","491:4910004468","491:4910004125","491:4910004025","491:4910004544","491:4910004373","491:4910004126","491:4910004169"],"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":[0.3485460583689565,0.28450632910376217,0.263140343094417,0.22432338974631377,0.2183726356325321,0.19511750872025907,0.17911642142781214,0.15944795407562046,0.13768357278664162,0.12826946575756054,0.12702469343293368,0.12483997218793443,0.12199720395796931,0.11535430264004459,0.11466095238760664,0.09837580428420965,0.09203343847106867,0.08649207291672169,0.08509430388597856,0.08475706270951432,0.0819900525655038,0.08072706089498025,0.07131477871802418,0.0698299286078909,0.06746051234075133],"twin_dists":[0.18856280829164504,0.20592375296988186,0.21222204689798246,0.22454893708830093,0.22655950741600175,0.23479305176945509,0.24086163205782243,0.24887406600286402,0.2586294581719039,0.26320800951090895,0.26383219895678256,0.264939025463258,0.2664014882979403,0.26992324298782494,0.2702997143979598,0.2796955198065193,0.2836860354205656,0.2873546046104312,0.28830937917704363,0.2885416080231498,0.29047539511020987,0.29137545619799604,0.2984656834900646,0.2996524212885318,0.301589301504479],"n_dims_used":45,"mean_confidence":0.8909345838758681},"coverage":{"mean_confidence":0.8909345838758681,"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}}