{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002078","474:4740001157","474:4740002083","474:4740001970","474:4740003330","474:4740003058","487:4870006067","474:4740001666","474:4740002604","474:4740000448","474:4740003189","470:4700008148","474:4740003337","487:4870006356","487:4870007241","487:4870005479","487:4870012798","474:4740001251","487:4870006973","487:4870006202","474:4740001353","487:4870006074","474:4740003149","474:4740003190","474:4740000333"],"twin_admin_codes":[474,474,474,474,474,474,487,474,474,474,474,470,474,487,487,487,487,474,487,487,474,487,474,474,474],"twin_sims":[0.6935091891550442,0.6300477646571492,0.5435084423080806,0.5345613574654349,0.5010377514083998,0.42244297044755924,0.4165694466424729,0.4146850016422222,0.4136944437978347,0.4021661528447594,0.39147386379319454,0.38148004125935614,0.38092656536850833,0.3748645800322898,0.3541669553726906,0.35248663255943025,0.3519391931938823,0.34948411509804184,0.3383673606909479,0.33731246138238363,0.3321148903403213,0.3303409049371134,0.327399811265255,0.317619714445492,0.3153590126026378],"twin_dists":[0.11111531496994685,0.12483629295126152,0.1434169614648181,0.14535604152734202,0.1526866501688095,0.17049713975291542,0.1718767122703572,0.17232108747898908,0.1725550225346547,0.17529591741180484,0.1778698813364737,0.18030552728284577,0.18044130149605223,0.18193468266569238,0.18712627398287207,0.18755446080194005,0.1876941907136641,0.1883222313755267,0.19119563484718072,0.19147090403791323,0.19283403451010947,0.19330194371739123,0.19408074113559654,0.1966988002123796,0.19731038596066258],"n_dims_used":45,"mean_confidence":0.9212531195746527},"coverage":{"mean_confidence":0.9212531195746527,"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}}