{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003038","490:4900003175","490:4900003992","490:4900001542","490:4900001553","490:4900003572","490:4900001820","490:4900001678","490:4900004280","490:4900004541","490:4900004002","490:4900001979","490:4900004549","490:4900004399","490:4900003438","490:4900001835","490:4900003860","490:4900003573","490:4900004534","490:4900002748","490:4900002892","490:4900006392","490:4900001687","490:4900001974","490:4900002729"],"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":[0.7741678627307467,0.6732075458137314,0.627408121334135,0.6020915098132469,0.5862760754126082,0.5699193430565198,0.5313580261749059,0.5286987027060839,0.5185519228425087,0.5110256726814306,0.5015838694826451,0.4924122352832177,0.477412622763625,0.4518034529043963,0.44146637781577075,0.4385838216680991,0.4298250212618383,0.42639610619891666,0.42063213577506076,0.4173366023790326,0.4146989687959955,0.409208107084351,0.4056207839657511,0.38559184146148273,0.3839315100588043],"twin_dists":[0.09292454710537776,0.11553744290500169,0.12540228008162535,0.1308250453385585,0.13421313744823765,0.13772335849051356,0.1460518427528671,0.14663014470503272,0.14884263516076054,0.15049034379638596,0.15256625823221232,0.154593092835454,0.15793230282460022,0.1637148181689263,0.16608234635516164,0.16674633220723742,0.16877459020176397,0.16957316847239115,0.1709215965927818,0.17169605498251653,0.1723177906555222,0.17361760518061087,0.17447095052153705,0.17929979666862192,0.17970528721882995],"n_dims_used":45,"mean_confidence":0.9160490247938368},"coverage":{"mean_confidence":0.9160490247938368,"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}}