{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011747","490:4900010104","494:4940008071","490:4900008849","490:4900009710","490:4900008732","490:4900008848","490:4900008955","490:4900001966","490:4900008627","490:4900010728","490:4900006148","490:4900006258","466:4660004016","490:4900006010","490:4900003272","490:4900003974","466:4660004721","490:4900011419","466:4660007137","490:4900011491","494:4940007122","490:4900006138","490:4900010346","490:4900001280"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,466,490,494,490,490,490],"twin_sims":[0.13564817245027846,0.1337804478311523,0.09341689630074557,0.08099281351486216,0.06152183939665507,0.05651429772837327,0.05583188756348419,0.04046797706788405,0.039261977890491004,0.038761513332329134,0.03466179544635749,0.029637947150195795,0.025612235432316246,0.02518311400914437,0.024714720173543904,0.024239101310803805,0.02321211009573264,0.020687169036211425,0.019732950919553294,0.018572395729948798,0.01745986300559123,0.015695638251119314,0.015530179918396335,0.01434763024445873,0.014230240690777964],"twin_dists":[0.259598972526561,0.2604982613845986,0.28279751637847284,0.2911851376439524,0.30669980783994444,0.3113339125646911,0.3119913969152886,0.32893104550369173,0.3304788312884835,0.3311329526857073,0.3367792053118111,0.3445323040139474,0.35160672651367403,0.35241635794561044,0.3533138099523311,0.35424028594482543,0.3562957449872814,0.361706468608473,0.36390198210018937,0.36670074259394386,0.3695311725769607,0.37436182635761067,0.3748390130351544,0.37838617006643877,0.37875221503588896],"n_dims_used":45,"mean_confidence":0.9158654106987847},"coverage":{"mean_confidence":0.9158654106987847,"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}}