{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001133","491:4910001134","491:4910001690","491:4910001198","491:4910001512","491:4910001748","491:4910001071","491:4910002360","491:4910001055","491:4910001682","491:4910001513","491:4910001137","491:4910001447","491:4910001120","491:4910001328","491:4910000999","491:4910001394","491:4910001329","491:4910001738","491:4910001318","491:4910001004","491:4910001069","497:4970001515","491:4910001007","497:4970001518"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,497],"twin_sims":[0.24992513827896742,0.20069210872827786,0.17443442235023687,0.14983932960397092,0.14179975308413606,0.1380419460607209,0.11153887802216429,0.06940217548423286,0.06728891373433112,0.06387689268867995,0.061364181383657776,0.052405722077539366,0.05231808611528553,0.03915601035699611,0.03792567401244773,0.03699414759200966,0.03685498144938638,0.03607013880190928,0.033943248160153254,0.022688580667747482,0.020096248519422197,0.015959426477420498,0.01568551932955397,0.014907299993263979,0.013776475214235308],"twin_dists":[0.21627856491763534,0.23276054327406434,0.24270942040365062,0.2530514781046829,0.25670108228220523,0.25845986787249353,0.2720169633973435,0.29999809363872093,0.3017317134101142,0.3046268378293493,0.30684089195287173,0.31539662899475773,0.3154861234365473,0.3306167428981274,0.33224153030828885,0.333501678911527,0.33369224443294115,0.33477853863623297,0.337826750346228,0.35737407343832056,0.363055394833873,0.37361012622738105,0.37439088227299133,0.3766765073669497,0.380192686656043],"n_dims_used":45,"mean_confidence":0.8971276177300347},"coverage":{"mean_confidence":0.8971276177300347,"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}}