{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004735","474:4740004397","474:4740004673","474:4740004545","474:4740004404","474:4740004322","474:4740004289","474:4740004548","474:4740004406","474:4740004634","478:4780007765","474:4740004238","474:4740004323","474:4740004653","474:4740004485","478:4780008591","474:4740004476","478:4780005199","478:4780008231","478:4780007640","474:4740004601","478:4780009218","478:4780008125","474:4740004479","474:4740004324"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,478,474,474,474,474,478,474,478,478,478,474,478,478,474,474],"twin_sims":[0.6902826013951137,0.6554940850954596,0.6544403314441851,0.53362744815748,0.5236758052260937,0.5065866575936087,0.49358784259437993,0.4884814165507292,0.47539573775728017,0.46730342492301974,0.45072577319902446,0.4408782525360329,0.4357418361799338,0.4274849313286365,0.42130617573393003,0.41030786295590305,0.40754699676933487,0.3993261910860871,0.39799190763955306,0.39464371511491936,0.3926526581429103,0.3918149240330232,0.3769765626616315,0.375849602991399,0.37434331364203915],"twin_dists":[0.11182098296015172,0.11936673611352666,0.11959386429109636,0.14555880913819466,0.14772416298892702,0.15146504592144164,0.15433269398842978,0.15546511569160254,0.15838380786020553,0.16020179891674619,0.1639606807014387,0.16621768099488968,0.16740265531670034,0.16931930117080016,0.1707635128917858,0.17335665983916368,0.17401233299438626,0.17597649645195504,0.17629700866581904,0.17710346336578106,0.17758453256884454,0.17778728033061747,0.18141306702506751,0.1816912242184898,0.1820636458486897],"n_dims_used":45,"mean_confidence":0.9242189195421007},"coverage":{"mean_confidence":0.9242189195421007,"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}}