{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860002773","474:4740004811","474:4740004875","474:4740005139","474:4740005007","486:4860002679","486:4860002399","474:4740005006","486:4860001980","474:4740004941","487:4870011588","486:4860002023","474:4740005142","486:4860002677","486:4860001895","486:4860002396","486:4860001986","474:4740005141","486:4860002317","474:4740005273","486:4860002870","486:4860002024","486:4860001945","474:4740004874","474:4740004948"],"twin_admin_codes":[486,474,474,474,474,486,486,474,486,474,487,486,474,486,486,486,486,474,486,474,486,486,486,474,474],"twin_sims":[0.49954708600577347,0.4858975277930685,0.43768576633822354,0.3903593843719682,0.3856960499070732,0.3775404752034922,0.369973885953889,0.3613665673347971,0.35392729073381657,0.30940873894745097,0.3065057565379498,0.26691365378709475,0.26498640997369094,0.258967395846779,0.2522713947285479,0.22946714546098385,0.228987483876649,0.2275022954548685,0.2253274748225117,0.2252533367329105,0.22145593860536933,0.2170580205031344,0.21668595021142636,0.21631592706315592,0.20114115096020896],"twin_dists":[0.15301545321504464,0.15603948359135866,0.1669535452766466,0.17814003061155745,0.1792743743540856,0.18127403387678462,0.18314815786553756,0.1853033977994238,0.18718728173741525,0.19893211425827936,0.19972979688646114,0.21108740319142325,0.21166567154679203,0.21348877965200871,0.21554859887955002,0.22283944741432385,0.22299777992120629,0.22348942386749227,0.22421320931636707,0.22423796421889505,0.22551324837478362,0.22700861057259758,0.22713605038429757,0.22726293517009644,0.23259852612363435],"n_dims_used":45,"mean_confidence":0.9232545640733507},"coverage":{"mean_confidence":0.9232545640733507,"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}}