{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007613","490:4900007734","490:4900007614","490:4900007730","490:4900007617","490:4900007124","490:4900007616","490:4900007494","490:4900007366","490:4900006878","490:4900007495","490:4900006761","490:4900007258","490:4900004818","490:4900006763","490:4900001679","490:4900004971","490:4900006750","490:4900007735","490:4900007502","490:4900003845","490:4900007606","490:4900007000","490:4900007736","490:4900004825"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6251267061037267,0.6052581330571627,0.6014836155813441,0.5563437192786396,0.5160287427461271,0.5135694177494619,0.5106040460086514,0.5038954245008864,0.4789515199438864,0.46240190063191716,0.4329349752614418,0.4313645483743612,0.4095690048828937,0.398912355759305,0.394615868451869,0.3923176703667873,0.3878936860474764,0.38724147786445473,0.3794640783688559,0.376951669295425,0.36776278612782726,0.3627925154789469,0.3627788943998006,0.361354675755888,0.33815089683774685],"twin_dists":[0.12589131657378605,0.13014696979983187,0.13095521975408642,0.14064501249116862,0.14939437063265631,0.14993277747153638,0.1505828285638515,0.15205707230780496,0.15758821700975345,0.1613081758093971,0.1680525415476906,0.16841688921773867,0.17353193895130042,0.17607585273614992,0.17711018377455112,0.17766558185650877,0.1787390035467991,0.17889773919130708,0.180800525574031,0.18141920684161342,0.18369938469554267,0.18494457063698155,0.18494799487098781,0.18530639323164338,0.1912520819282657],"n_dims_used":45,"mean_confidence":0.9197924296061198},"coverage":{"mean_confidence":0.9197924296061198,"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}}