{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000052","489:4890000253","489:4890000034","489:4890000008","489:4890000209","489:4890000033","489:4890000085","489:4890000067","489:4890000484","489:4890000003","489:4890000066","489:4890000018","489:4890000093","489:4890000046","489:4890000035","489:4890000255","489:4890000252","489:4890000042","489:4890000107","489:4890000086","489:4890000161","489:4890000061","489:4890000095","489:4890000064","489:4890000207"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.40975740113052833,0.4042131727871084,0.39387632040806964,0.386264389425246,0.3821587106248776,0.37771407619137104,0.3446555506800343,0.3443258052561619,0.3322692548369585,0.33163102240449044,0.32509559643965935,0.32230486492100485,0.30421183516161,0.3023091141331823,0.30091051361867216,0.2988052669314155,0.29758158856087463,0.2973947634036867,0.2962849105255995,0.29467816389857904,0.28936532212246385,0.2872738093683231,0.2847785050607929,0.28364750563192836,0.27980882109850164],"twin_dists":[0.1734872325698635,0.17480670672054952,0.17728874386986684,0.1791357816830829,0.18013917090988565,0.18123125275307556,0.18956423971595945,0.18964939176120973,0.1927933838176771,0.1929615243338855,0.19469359567446345,0.195439087853052,0.20036320972855967,0.20089070568749193,0.2012796761271031,0.20186717050681402,0.2022097674228628,0.20226214615477514,0.202573706699712,0.20302597713331613,0.20453193227305902,0.20512929913678216,0.205845414689049,0.2061712378332679,0.20728299292112423],"n_dims_used":45,"mean_confidence":0.9148369683159723},"coverage":{"mean_confidence":0.9148369683159723,"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}}