{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011988","490:4900011867","490:4900011475","490:4900011666","490:4900011866","490:4900011731","490:4900011401","490:4900011674","490:4900011670","490:4900011538","490:4900011112","490:4900011801","490:4900011122","490:4900011341","490:4900011734","490:4900011610","490:4900011984","490:4900011607","490:4900010798","490:4900011537","490:4900011469","490:4900011604","490:4900010714","490:4900010788","490:4900010702"],"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":[0.4802732379853637,0.4780907154825758,0.4624299858578669,0.4183403852443933,0.3881284052046927,0.38170143753776775,0.34537452804418395,0.33688649007118887,0.32075498807173075,0.3124910490210238,0.2876260904627744,0.2804588238246212,0.2702098945345192,0.25679451926228375,0.2558852327987752,0.2406943947202845,0.2335668773499527,0.23066979553054032,0.218717964670023,0.20589875678442804,0.19493685954858508,0.1947930930569931,0.18250793540897634,0.17970513806895833,0.17909413118861137],"twin_dists":[0.15729297396346056,0.15778064240988213,0.16130182476739438,0.17145988880423738,0.17868190800595254,0.1802512426961793,0.18937872379406157,0.19158219016907882,0.19585466475846608,0.1980898417376007,0.20502850068372233,0.20709409299781478,0.2101043477543845,0.21415346398706037,0.21443266988177048,0.21919391072636013,0.22149497583710392,0.22244342035012615,0.22644183628848416,0.2308970206044091,0.23485958548510963,0.2349125657744207,0.23954444376123712,0.24063172857364223,0.24087034728194376],"n_dims_used":45,"mean_confidence":0.910302480061849},"coverage":{"mean_confidence":0.910302480061849,"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}}