{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003479},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003469","491:4910003266","491:4910003482","491:4910003009","491:4910002709","491:4910003514","491:4910002661","491:4910003439","491:4910002854","491:4910002960","492:4920000914","491:4910002759","491:4910003531","492:4920002659","491:4910001160","491:4910003186","491:4910003528","491:4910003056","491:4910002747","491:4910003096","491:4910003525","492:4920002679","492:4920000818","491:4910002710","491:4910001107"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,492,491,491,492,491,491,491,491,491,491,491,492,492,491,491],"twin_sims":[0.34820197795941943,0.26795526275039044,0.19003030263862616,0.1760727231184918,0.109116943502489,0.1070926713841984,0.10557199440918001,0.08351201488613555,0.07919380707914694,0.07904690038967875,0.07666410258037056,0.07360015501777245,0.07054350806441936,0.06840082581313034,0.0678712614358252,0.05685294849533088,0.05560402256537687,0.0533981379261554,0.0532877010777353,0.0507336086270455,0.048168642544488556,0.04802412416968522,0.046970433133163465,0.046034530849282634,0.04258557642749915],"twin_dists":[0.18865113746612058,0.21077594928566146,0.23668332637464465,0.2420588813238424,0.273374850044157,0.2745278010751482,0.27540509882558334,0.2894054002838957,0.292483410955797,0.29259046928329013,0.2943496711022814,0.296677686974597,0.2990795772982183,0.30081411900452204,0.30124961008149553,0.3110100632730577,0.3122124183149453,0.31439174029257344,0.3145027950697871,0.31712609105341616,0.3198736138092034,0.32003202021107285,0.3211991668440962,0.3222543541064397,0.3263050766746952],"n_dims_used":45,"mean_confidence":0.8952599419487848},"coverage":{"mean_confidence":0.8952599419487848,"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}}