{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004001","474:4740003828","474:4740003829","474:4740004489","487:4870008699","474:4740003434","486:4860000949","486:4860000948","487:4870012964","474:4740003915","474:4740003593","474:4740001921","474:4740004002","474:4740003771","474:4740000519","474:4740000050","487:4870011342","474:4740000165","474:4740001305","474:4740003433","486:4860000835","474:4740003775","474:4740003522","474:4740004495","474:4740004419"],"twin_admin_codes":[474,474,474,474,487,474,486,486,487,474,474,474,474,474,474,474,487,474,474,474,486,474,474,474,474],"twin_sims":[0.8087910915820516,0.668502615570034,0.5601317612369547,0.4881180068140891,0.4679502867927818,0.44707986107458986,0.41794785022340486,0.40334594130545937,0.39958658124701657,0.3946875590704384,0.38742788221073715,0.3826481372396119,0.380663622020121,0.36166250631622954,0.36067351931429564,0.35737593014710967,0.35547062474592955,0.35513421850221505,0.35108812564888037,0.34517233453536617,0.34466122165267454,0.34069573320487223,0.3358514502381098,0.3353952851490486,0.33432111226666866],"twin_dists":[0.08461093609673861,0.11655683090752088,0.13982883885340244,0.15554584144543965,0.1600560886915518,0.16479409676804435,0.17155221409701674,0.17501382730557077,0.1759140043170899,0.17709288267492374,0.17885235886797868,0.18001929002621309,0.180505837927269,0.18522886831978705,0.18547805714574425,0.18631146154526976,0.1867947926359364,0.18688026967799862,0.18791164470955785,0.18943087456990798,0.18956277564657906,0.19058969084680835,0.1918529145052212,0.19197237217146948,0.19225401851462354],"n_dims_used":45,"mean_confidence":0.9233571370442708},"coverage":{"mean_confidence":0.9233571370442708,"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}}