{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013193","490:4900012232","490:4900012242","490:4900012455","490:4900012454","490:4900012379","490:4900012594","490:4900012731","490:4900013086","490:4900012315","490:4900012519","490:4900013300","490:4900012671","490:4900012730","490:4900012931","490:4900012250","490:4900012383","490:4900012309","490:4900012661","490:4900012372","490:4900012248","490:4900012236","490:4900013218","490:4900012377","490:4900012368"],"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":[0.6428053410438808,0.3874269837644936,0.34799478586030325,0.34579087858116,0.3091933186548308,0.26367634514068505,0.22427803722549494,0.21255126737375318,0.20216413051263968,0.17741310130227686,0.16822377482395665,0.16124733838631286,0.1471440379595998,0.14157669714541554,0.14056812080162345,0.13348377651141968,0.1231999199878173,0.12182671369762818,0.1178532882519324,0.11456547098928951,0.11445864239295518,0.11146721549200055,0.10915587083131535,0.09896947668259547,0.08790352140531327],"twin_dists":[0.12209767607124203,0.17885257757084883,0.1887043480738317,0.1892713874538654,0.19899115932418082,0.2120602538554543,0.22456412481521223,0.22856227691989994,0.23223035599134315,0.241529840788282,0.24521597737027875,0.24811233948229564,0.25425851301084135,0.2568045042115702,0.2572736599962254,0.26064197171706427,0.265779618533519,0.266490018656792,0.26858061231845887,0.270351695377762,0.2704098933953261,0.27205681312080526,0.2733528414869714,0.2793324454538313,0.28640286457664405],"n_dims_used":45,"mean_confidence":0.9122180514865451},"coverage":{"mean_confidence":0.9122180514865451,"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}}