{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011813","490:4900010209","490:4900011208","490:4900007964","490:4900011944","466:4660004388","490:4900009067","490:4900011207","490:4900008076","490:4900007254","490:4900010900","490:4900010207","490:4900010727","490:4900011349","490:4900010808","466:4660004648","490:4900007610","490:4900007855","490:4900011878","490:4900001393","466:4660004386","490:4900010211","490:4900011350","490:4900006019","490:4900010296"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,466,490,490,490,490,466,490,490,490,490],"twin_sims":[0.4118859724135792,0.3335694081225355,0.3070311744073812,0.2557562998677381,0.2244464896503248,0.1678241070842117,0.15878440334241048,0.15188498862131358,0.12334326208596219,0.10282985561608632,0.09968781668116018,0.09416541052855427,0.09107956408848884,0.08871259935019982,0.08777571389357351,0.08192588436929667,0.07937905601447784,0.07598877076498796,0.07488241497443791,0.07218625451223301,0.07042728309040154,0.0699384173603852,0.06789150079997391,0.0639410161329794,0.061298661743088456],"twin_dists":[0.17298274800277402,0.19245140673028363,0.19958510092634138,0.21447231088778462,0.22450772348692813,0.24537953930735532,0.24915654234161508,0.25214600388278113,0.2657058116055802,0.2770122373525379,0.27889540301261934,0.2823211089167134,0.2843048239674049,0.2858627659423744,0.28648854298676596,0.29052085548657025,0.2923486377464461,0.29485625996050213,0.2956940728922295,0.29777847393870427,0.2991725582195292,0.2995650237478734,0.3012329153503103,0.3045712762856288,0.3068996113271915],"n_dims_used":45,"mean_confidence":0.9149631076388889},"coverage":{"mean_confidence":0.9149631076388889,"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}}