{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001568","491:4910001393","491:4910001001","491:4910001073","491:4910001065","491:4910001323","491:4910001186","491:4910001187","491:4910001501","491:4910001254","491:4910001260","491:4910001126","491:4910001136","491:4910001456","491:4910001117","491:4910002413","491:4910001257","491:4910001270","491:4910001253","491:4910001259","491:4910001509","491:4910001740","491:4910001563","491:4910001061","491:4910001680"],"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":[0.6367898013740422,0.5916531750514533,0.508854816359197,0.5078600354581274,0.4922480456258715,0.48150083759471035,0.4728474913997145,0.40464709652202185,0.402491681969093,0.4024117081116981,0.3883965477412836,0.36165080468208705,0.3478349593743885,0.30905489632323857,0.29426534581629354,0.29255228853515636,0.2918600116053625,0.28797943958001965,0.27508578421861757,0.27155979798768154,0.26951345708274094,0.2692925346713256,0.26646889390692585,0.26464747874951294,0.26132872217112146],"twin_dists":[0.12338973898930014,0.1330607912308652,0.1509667360036816,0.15118521550184458,0.15462947561552634,0.15701898650303517,0.1589551641074141,0.17470314763605252,0.1752180454725753,0.17523717390759744,0.17861670213930472,0.18523181467848998,0.18874540574438212,0.1990291122960201,0.20314241297985208,0.20362661853168107,0.20382277142829247,0.20492747086488144,0.20866366761240307,0.20970390022600113,0.21031142855197002,0.21037718741661787,0.21122062191032828,0.21176763828761377,0.21277041935062602],"n_dims_used":44,"mean_confidence":0.8938676660711115},"coverage":{"mean_confidence":0.8938676660711115,"n_dims_used":44,"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}}