{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004079","489:4890004018","489:4890004019","489:4890004356","489:4890003887","489:4890003778","489:4890004629","489:4890003956","489:4890004306","489:4890004355","489:4890003954","489:4890004141","489:4890003953","489:4890003952","489:4890004192","489:4890004360","489:4890003702","489:4890004033","489:4890004195","489:4890003948","489:4890003885","489:4890004077","489:4890004397","489:4890004081","489:4890004078"],"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":[0.9714277123619955,0.949573169769867,0.9471061740626298,0.9438400698413487,0.9424119334062357,0.8996940164455005,0.8958849557183234,0.8931996400177312,0.8811562851770885,0.8797034305547446,0.8725265093135011,0.8691212003552328,0.8529861047331118,0.8467674084145321,0.8463397312107483,0.8443659352137468,0.840928579052561,0.839193084407315,0.8322504768626171,0.8314401366178265,0.8286629298641952,0.8129527569750034,0.8104718801197967,0.8069202914038364,0.8028871735978974],"twin_dists":[0.031271673673567035,0.04177951045389881,0.042816873110837914,0.04415676978968569,0.044731459599394695,0.05971418072451009,0.060900824541628505,0.061726643262799946,0.06533093971857362,0.06575560530300356,0.06782439223732357,0.06879001598899583,0.07324092546011482,0.07490712527315545,0.07502079814386395,0.07554393927305145,0.07644932298271626,0.07690378521945834,0.07870476002743321,0.07891325553634021,0.07962520083146842,0.08358152937467656,0.08419606509725819,0.08507133578962757,0.08605908873944106],"n_dims_used":45,"mean_confidence":0.9198645697699652},"coverage":{"mean_confidence":0.9198645697699652,"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}}