{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001071","491:4910001007","491:4910001447","491:4910000998","491:4910002360","491:4910001318","491:4910001454","491:4910001189","491:4910001261","491:4910001004","491:4910001062","491:4910001316","491:4910001512","491:4910001198","491:4910001504","491:4910001384","491:4910001690","491:4910002813","491:4910001385","491:4910001064","491:4910001682","491:4910001631","491:4910001738","491:4910001134","491:4910001455"],"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":[0.48066981926774804,0.4642358118651148,0.20724414805696798,0.17908509325744132,0.14631847895543537,0.1404926072844203,0.12947006423267474,0.1241308329099121,0.11579640722929135,0.11448225547575026,0.11093660220848368,0.11066763614273974,0.10546998791919912,0.10210716175531191,0.09781733736386634,0.09161892575003014,0.07903118965040222,0.07533539236532458,0.0718469766293714,0.060049446849894904,0.05448014779102731,0.052405722077539366,0.05188222570400507,0.04834630106898569,0.046459594394806576],"twin_dists":[0.15720443688374075,0.160893748410239,0.23042074608741275,0.2408738812270658,0.25463148858534923,0.2573088871190533,0.2626102976453412,0.2653014512564101,0.2696840986211936,0.27039702587823355,0.27235249100980385,0.27250278657398364,0.27546429832267205,0.2774413568375143,0.2800386355771038,0.2839543081368179,0.292601927946405,0.29534984635045086,0.2980452111274002,0.3080291532623333,0.3133136290182321,0.31539662899475773,0.3159330856739307,0.3196794254927728,0.3217729096403814],"n_dims_used":45,"mean_confidence":0.8980016072591146},"coverage":{"mean_confidence":0.8980016072591146,"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}}