{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001663","491:4910001726","491:4910001666","491:4910001548","491:4910001725","491:4910001490","491:4910001230","491:4910001785","491:4910001095","491:4910002197","491:4910001483","491:4910002050","491:4910001614","491:4910001727","491:4910001608","491:4910001665","491:4910001497","491:4910001999","491:4910001716","491:4910001498","491:4910001489","491:4910002304","491:4910001439","491:4910003142","491:4910002886"],"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":[0.6627562397180997,0.4483975476447051,0.44832748796108585,0.31543065519606545,0.28502415501524886,0.25806928059724193,0.23421568479190294,0.2264451044369707,0.2258565027804088,0.22292902829081343,0.22249546343510027,0.2213382429533924,0.22020817203237714,0.22009928164850606,0.21336079782691264,0.2083851098687017,0.20694607006115004,0.19748405196001187,0.1922458534161601,0.1887781687201833,0.18447021653656914,0.1805453530541663,0.17657777166355101,0.17251517872192357,0.152184370156623],"twin_dists":[0.11779952764554033,0.16449259399892874,0.16450861608520306,0.19729096655904368,0.20577474986464242,0.21376308537746533,0.2212836302774832,0.2238406835231756,0.22403672236302447,0.225016821457637,0.22516270357581353,0.2255530064974609,0.2259354711444138,0.22597239366014393,0.22828156964059707,0.23001849109239242,0.23052608455710621,0.23392536425419977,0.23585580491418395,0.23715399050569289,0.2387902186506312,0.2403045334754251,0.24185920583676054,0.2434770874992107,0.25201424145760754],"n_dims_used":45,"mean_confidence":0.8986346774631077},"coverage":{"mean_confidence":0.8986346774631077,"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}}