{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005683","490:4900005294","490:4900005285","490:4900005422","490:4900004880","490:4900005287","490:4900007038","490:4900003922","490:4900005286","490:4900003241","490:4900004193","490:4900005153","490:4900005419","490:4900005166","490:4900004745","490:4900002369","490:4900007303","490:4900005293","490:4900005164","490:4900002965","490:4900005030","490:4900005288","490:4900006322","490:4900004331","490:4900004603"],"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":[0.6429848142416164,0.4506044924365037,0.44109108459207813,0.4049800450814466,0.40077121612606076,0.39449757472610436,0.3875620307748778,0.3765676956083617,0.3353310686092924,0.3253502624907588,0.32471675006363304,0.31965815624697524,0.3097656206243943,0.3091262332615078,0.3045568369368349,0.29001132670271074,0.2840524230734315,0.2839821997568697,0.27754844121285427,0.27326273757505276,0.26250464873162743,0.25911872062700686,0.25590908290634623,0.25555813999431853,0.25430260662833315],"twin_dists":[0.12205910440488836,0.16398836345465642,0.1661686976962553,0.17462372070197513,0.17562993212389014,0.17713873478100603,0.17881970665325048,0.18151393697235654,0.19198919586924343,0.1946257438345325,0.19479458805858266,0.19614944426997272,0.19883434758070215,0.19900955174216636,0.2002677693317309,0.20434794544370652,0.20605449766900596,0.20607473628420503,0.2079419761665527,0.2092004710467945,0.2124141996736016,0.2134426205133948,0.21442533844583866,0.21453326070833736,0.21492013440385838],"n_dims_used":44,"mean_confidence":0.8949075178666548},"coverage":{"mean_confidence":0.8949075178666548,"n_dims_used":44,"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}}