{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002426","489:4890002253","489:4890002751","489:4890003516","489:4890002836","489:4890003084","489:4890001995","489:4890003006","489:4890002581","489:4890001677","489:4890002091","489:4890003257","489:4890002764","489:4890003177","489:4890002089","489:4890003158","489:4890003525","489:4890002554","489:4890002155","489:4890002022","489:4890002744","489:4890001670","489:4890003174","489:4890003457","489:4890001844"],"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":[0.8085053489259424,0.7804700417227002,0.7191271837484549,0.7145692248523333,0.7055842416274257,0.7037134107210439,0.6948261600233934,0.6821693847252713,0.6774514377746069,0.6688414334448386,0.6658072324708211,0.66224065224148,0.6611828249810937,0.6585795693160069,0.6520649406256629,0.6487519834206966,0.6458884226031365,0.6303369517098201,0.6267694408648824,0.6261517043365893,0.6189370105624199,0.6183564575900606,0.617664066405543,0.6147930337279663,0.607987010173388],"twin_dists":[0.08468134960225998,0.09144103293200294,0.10546528845863933,0.10647734326342184,0.10846333236567288,0.10887543230622412,0.11082694528958355,0.11359041054288845,0.11461633691009923,0.11648348096047749,0.11714003316860282,0.11791090999941792,0.11813937473127456,0.11870129285937239,0.12010562267300427,0.12081884898185179,0.12143486952276411,0.12477427456802916,0.12553919787099616,0.12567161645261526,0.12721758220767254,0.12734194414929534,0.12749025716675488,0.12810518152199213,0.129562642994943],"n_dims_used":45,"mean_confidence":0.9179005940755208},"coverage":{"mean_confidence":0.9179005940755208,"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}}