{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003165","489:4890003088","489:4890002175","489:4890003000","489:4890003244","489:4890002594","489:4890001843","489:4890002928","489:4890002012","489:4890001934","489:4890001763","489:4890002424","489:4890001682","489:4890002658","489:4890001675","489:4890003583","489:4890003252","469:4690000224","489:4890003162","500:5000005974","489:4890002341","489:4890001765","489:4890001847","489:4890002920","489:4890002024"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,500,489,489,489,489,489],"twin_sims":[0.7405541802774956,0.5784279592437951,0.5103619563058428,0.4696323590954452,0.39775370523570847,0.3622369904608551,0.3371517329294182,0.32604095679137035,0.318976298600056,0.31691067193654077,0.3080926408289981,0.3055433737419999,0.3039207166964503,0.29216077340853475,0.2917589243682595,0.29088045639176907,0.28947222890332164,0.278063367575077,0.2726133365826467,0.2666874704078304,0.25939399202868163,0.2549423955836065,0.24953695739594245,0.24817399473716203,0.2362218725003532],"twin_dists":[0.10066009769025719,0.1358962933798011,0.15063594032460192,0.15967751104089492,0.17635427957911592,0.18508427826687282,0.19151288584850876,0.19444186711779282,0.1963329835405159,0.1968903512873343,0.19929321617676815,0.19999520139600005,0.20044379281888092,0.20373751831730993,0.20385143705251685,0.20410079590867924,0.2045014675333721,0.20779156973850377,0.2093922209418759,0.2111551345331668,0.2133586969996896,0.2147228420935261,0.2163997569986458,0.21682623930697542,0.22063254181396244],"n_dims_used":45,"mean_confidence":0.9144351535373264},"coverage":{"mean_confidence":0.9144351535373264,"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}}