{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012982","490:4900012319","490:4900012678","490:4900012254","490:4900012871","490:4900012803","490:4900012806","490:4900012321","490:4900012812","490:4900012802","490:4900012807","490:4900012675","490:4900012322","490:4900012985","490:4900012531","490:4900012878","490:4900012320","490:4900012866","490:4900012742","490:4900012674","490:4900012390","490:4900012799","490:4900013187","490:4900012677","490:4900013021"],"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":[0.5382231671118667,0.5367597519598925,0.48245299057577046,0.4659957350776614,0.46569371509322766,0.3927798107445337,0.38497054020464827,0.3519618517693412,0.32202384829876096,0.3085543629673215,0.3043686912306892,0.2971401908339884,0.2905677924284668,0.28669028155152787,0.27385942605167546,0.26484432188379586,0.2638433575714524,0.2635199142898855,0.25642132222308983,0.24434173528728617,0.2076445539806932,0.20067987557067382,0.18642965117699348,0.18115500939791668,0.16090283347625153],"twin_dists":[0.14456168060590024,0.1448790129541061,0.1568066278626194,0.1604965769274239,0.16056469843886223,0.17755377680167753,0.17945143493334792,0.18768840503188608,0.1955143553013449,0.19916643128886605,0.20031980969843588,0.2023335498462877,0.2041896556948296,0.2052964274764981,0.20902453241719138,0.21170840853951473,0.21200988290801054,0.2121074514846276,0.21426798223460244,0.21803350272975666,0.23027940828122934,0.23276496056211365,0.23804270419857257,0.24006779640739104,0.2482576976165664],"n_dims_used":45,"mean_confidence":0.9103782653808594},"coverage":{"mean_confidence":0.9103782653808594,"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}}