{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009375","490:4900008722","490:4900009969","490:4900009155","490:4900009369","490:4900008602","490:4900008378","490:4900008048","490:4900009367","490:4900009674","490:4900008601","490:4900007940","490:4900007953","490:4900008160","490:4900008173","490:4900008279","490:4900008501","490:4900008947","490:4900007599","490:4900009465","490:4900010359","490:4900011336","490:4900009478","490:4900009377","490:4900011408"],"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":[0.66233121221767,0.6070018687148161,0.6017433118107709,0.537933675970465,0.47107394178503365,0.43232577420933344,0.4314023722847056,0.42644967036471826,0.4025609580836828,0.39407562277260116,0.34616885197010555,0.3332995118628701,0.3314788944656202,0.3235618832667441,0.32145832557209336,0.2999905106038918,0.29353996969667573,0.29286841388783524,0.2923114480536222,0.2608439790112732,0.25729469352780987,0.2570502327869488,0.23795704428050468,0.22920475007483165,0.22260735836964107],"twin_dists":[0.11789134767309584,0.12977358879166426,0.13089960817765794,0.14462444162013702,0.15935342469688707,0.16819381605718775,0.168408107563986,0.1695606733533795,0.17520147714645365,0.17724060806738953,0.18917400405919563,0.19252233722441867,0.19300162811346125,0.19510285570206934,0.195665936163097,0.2015361173500114,0.2033472404274211,0.20353713773050805,0.2036948280877369,0.21291755365969545,0.21400014672263187,0.21407505715565542,0.22007231741579703,0.2229260349459066,0.22512503600186448],"n_dims_used":45,"mean_confidence":0.9247389899359809},"coverage":{"mean_confidence":0.9247389899359809,"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}}