{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001449","470:4700001157","470:4700002393","470:4700001885","470:4700000535","470:4700000652","481:4810002975","477:4770003805","470:4700000256","499:4990000449","479:4790000972","481:4810001403","481:4810002324","470:4700001427","481:4810002335","479:4790001458","470:4700000690","481:4810003289","488:4880000803","485:4850000517","488:4880005401","470:4700000351","470:4700000765","488:4880006254","470:4700001425"],"twin_admin_codes":[470,470,470,470,470,470,481,477,470,499,479,481,481,470,481,479,470,481,488,485,488,470,470,488,470],"twin_sims":[0.6943479204062533,0.6209161912772801,0.6176430587251907,0.5753550386772397,0.5197879282409459,0.49404634458376767,0.47613715848778926,0.47363195563972693,0.4578982054157975,0.4519408018442323,0.4356997586210213,0.4272449764530581,0.40355464767515853,0.4011959955330067,0.3914936636325363,0.3871853773715617,0.3854988995372448,0.3804232506807342,0.3692116904573796,0.3564048834455238,0.3533781992597974,0.35169210347019875,0.35144231531904674,0.35137184458692944,0.35107009794660166],"twin_dists":[0.11093168612813588,0.12679357773541644,0.12749475699752216,0.13655584029931028,0.14857259676015203,0.15423118424267138,0.1582177591031001,0.15877916697018138,0.16232839404333624,0.16368349894396222,0.1674123853645482,0.16937522542417666,0.17496396379180773,0.1755281639737883,0.17786508511704746,0.1789113989343119,0.17932247319878986,0.18056485313131318,0.18333798713268248,0.18655762683631655,0.18732713638402432,0.18775729566106222,0.18782111327466847,0.18783912190733285,0.18791625389369562],"n_dims_used":43,"mean_confidence":0.9125525008800418},"coverage":{"mean_confidence":0.9125525008800418,"n_dims_used":43,"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}}