{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001254","491:4910001196","491:4910001126","491:4910001740","491:4910001257","491:4910001065","491:4910001863","491:4910001192","491:4910001322","491:4910001186","491:4910001317","491:4910001183","491:4910001141","491:4910001188","491:4910001001","491:4910001330","491:4910001191","491:4910001187","491:4910001260","491:4910001323","490:4900003923","491:4910001264","491:4910001331","491:4910001746","491:4910001136"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491],"twin_sims":[0.6101780782667287,0.5893091153355299,0.5822341944585048,0.5198684086649215,0.4781788120454106,0.43916292113144517,0.42271598374691766,0.41547011232725206,0.402491681969093,0.376591357605903,0.37570702014045926,0.3719044382900225,0.35504606950904144,0.3446690241500876,0.343890483540403,0.3308484276407947,0.32494015104716933,0.3223350125398124,0.3160015207179182,0.30273452042416094,0.28689984484736797,0.28450340727281903,0.28180891844460115,0.27142842223702257,0.26125834644409135],"twin_dists":[0.1290934677010125,0.13356306660629708,0.13507977096896218,0.14855501893593595,0.15776094406541852,0.16661280206151646,0.17043321229453495,0.1721358433187702,0.1752180454725753,0.1815080979599114,0.18172644566897536,0.18266820959809443,0.18690267426527754,0.18956076130445373,0.18976187372877615,0.19316793848667607,0.1947350261995363,0.19543101529683096,0.19713631725903444,0.20077260217708462,0.20523638295562538,0.20592459418243048,0.20670258326902458,0.20974281869013894,0.21279176989178694],"n_dims_used":45,"mean_confidence":0.8955357021755642},"coverage":{"mean_confidence":0.8955357021755642,"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}}