{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004975","491:4910005020","491:4910004974","491:4910004973","491:4910005023","491:4910000396","491:4910004972","491:4910005068","491:4910004236","491:4910005123","491:4910000176","491:4910003678","491:4910005019","491:4910003670","492:4920006876","491:4910005176","491:4910004188","497:4970003552","487:4870000694","497:4970003519","491:4910003882","491:4910003669","497:4970002883","497:4970003437","491:4910004686"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,497,487,497,491,491,497,497,491],"twin_sims":[0.7663583637128523,0.7416994736578979,0.5191963894498814,0.48938716642052604,0.47647536321869344,0.45710857889019907,0.4493086754203544,0.43997617927564214,0.40723066740247,0.35996979544390634,0.35355724373509784,0.3336394400936558,0.32590622047552925,0.3240765620829513,0.317726954896062,0.3106333325091128,0.3062316840392713,0.30408051193610997,0.30344572167517536,0.297563975273211,0.2890470410271527,0.2843402408130356,0.28410167443398915,0.27448712089564453,0.26620075347387867],"twin_dists":[0.09474704462005572,0.10040081451151402,0.14870181518383466,0.1552639964370411,0.1581420427305386,0.16250763655105088,0.1642843120758342,0.16642539558952424,0.17408758259244916,0.18565558210508665,0.18728152102981172,0.19243300698063126,0.1944777196746212,0.194965397442307,0.19666984972930454,0.19859690946561362,0.19980533111259785,0.2003995551337322,0.20057537010163004,0.20221470469975283,0.20462267118397626,0.2059715790401656,0.2060403050469927,0.2088397051179631,0.2113010047109027],"n_dims_used":44,"mean_confidence":0.9004664854569868},"coverage":{"mean_confidence":0.9004664854569868,"n_dims_used":44,"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}}