{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001744","474:4740001239","474:4740001343","474:4740001848","474:4740001029","474:4740001014","474:4740002489","474:4740001447","474:4740001331","474:4740002261","474:4740003125","474:4740001244","474:4740002048","474:4740002367","474:4740001850","474:4740002383","474:4740001234","474:4740001859","474:4740001027","474:4740001024","474:4740001954","474:4740002263","474:4740001745","474:4740001743","474:4740001025"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.7313273158345561,0.7004754893950604,0.6139693907850106,0.5984960317304161,0.5780021009916594,0.5614453608131466,0.553138971611902,0.5144592753701009,0.5054595957374578,0.48905931969093863,0.4836333659665567,0.4732592892659986,0.41470870028774814,0.41310784622115976,0.4130031410500363,0.39814600340653583,0.3946680335264627,0.39012348836216726,0.3742055997951688,0.37311790717921206,0.36121727261106396,0.3454394853828471,0.34528285333176106,0.34426797638067036,0.3414131986580402],"twin_dists":[0.10273952870079202,0.10958758199394346,0.12828157528267994,0.13159501703459048,0.1359876773020797,0.1395459899720512,0.1413361462540983,0.1497378922795438,0.15171287809101522,0.15533678094314216,0.15654355130530445,0.15886276383404693,0.17231549365107002,0.17269367075728423,0.1727184278631131,0.1762599678298354,0.17709759463123156,0.17819725796257474,0.1820977314712942,0.18236716387348637,0.1853410080697425,0.18936197310043318,0.1894023669961518,0.1896643297036656,0.19040342296528254],"n_dims_used":45,"mean_confidence":0.9182586669921875},"coverage":{"mean_confidence":0.9182586669921875,"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}}