{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002653","489:4890002641","489:4890002324","489:4890001991","489:4890002155","489:4890003084","489:4890002328","489:4890002751","489:4890002836","489:4890002077","489:4890002405","489:4890001835","489:4890002554","489:4890002253","489:4890003516","489:4890002426","489:4890001809","489:4890001893","489:4890002742","489:4890002744","489:4890003331","489:4890003095","489:4890003586","489:4890003525","489:4890001670"],"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":[0.8355677786858048,0.7897316610520013,0.7825856122533567,0.7818303420137483,0.7759724860662581,0.7721593101134199,0.7695012119088309,0.7634540301791934,0.7574745711576458,0.7563382430603739,0.7483584971339885,0.7478976505782552,0.7364995989279228,0.7278193815383687,0.7252290437759011,0.7201560709961543,0.705112165159869,0.702156888903709,0.7001689691240991,0.6971544948675885,0.6957265995437172,0.6948261600233934,0.6848073905323715,0.6793425614916099,0.6782880884721479],"twin_dists":[0.07784755437115859,0.08923843411327953,0.09094032950931548,0.09111924351260853,0.0925009490299513,0.09339490836769897,0.0940156292813113,0.09542061017336424,0.09680055518924595,0.09706179890437762,0.0988878267690631,0.09899284258831863,0.10157589640664279,0.10352591247542217,0.10410519713449774,0.10523638028823404,0.10856736397759147,0.10921794395122053,0.10965492836793628,0.11031662126169459,0.11062966387421846,0.11082694528958355,0.1130158299299608,0.11420536059974408,0.11443455792873952],"n_dims_used":45,"mean_confidence":0.9138495551215278},"coverage":{"mean_confidence":0.9138495551215278,"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}}