{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003562","474:4740003399","486:4860000936","486:4860000703","474:4740003400","474:4740003568","474:4740003483","486:4860000834","486:4860000811","474:4740003642","474:4740003412","474:4740004087","486:4860000810","474:4740003728","474:4740003559","474:4740005604","486:4860000813","474:4740003486","486:4860000637","474:4740003487","486:4860000909","474:4740003995","474:4740005934","474:4740003999","486:4860000922"],"twin_admin_codes":[474,474,486,486,474,474,474,486,486,474,474,474,486,474,474,474,486,474,486,474,486,474,474,474,486],"twin_sims":[0.4873496689626886,0.45738131693116235,0.4162714420388744,0.3940744478070849,0.36982675269902854,0.3320191822382896,0.32141175522377063,0.30508747118621815,0.2837883054967456,0.28346132104141725,0.282804203457458,0.281871849759342,0.27896701187090206,0.2779720929973798,0.27093314260378226,0.2615299414104971,0.25906624754439744,0.2578702683438312,0.25431122805190154,0.2534051939593995,0.2527970655664533,0.24509267294745274,0.2410536466092023,0.23072133234346778,0.22952117624530105],"twin_dists":[0.15571657561005686,0.16244571333790653,0.1719469277557652,0.17724089181375738,0.18318478710088054,0.19285924368078672,0.19567842537043456,0.2001210982301527,0.20613063298573706,0.20622494971709066,0.20641469015556851,0.2066843617526603,0.207528031119009,0.2078182180234659,0.20988964378532535,0.21270939348618567,0.21345862464194892,0.2138239498936417,0.21491747371503073,0.2151974021462555,0.21538564658957926,0.21779598239130388,0.21907911066266567,0.22242647997661863,0.22282162598142238],"n_dims_used":45,"mean_confidence":0.9224930657280817},"coverage":{"mean_confidence":0.9224930657280817,"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}}