{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001677","489:4890003257","489:4890001670","489:4890003262","489:4890003084","489:4890003177","489:4890002581","489:4890003449","489:4890002100","489:4890003249","489:4890002091","489:4890002737","489:4890002919","489:4890003073","489:4890003171","489:4890002405","489:4890002022","489:4890003215","489:4890003531","489:4890003516","489:4890003586","489:4890001846","489:4890001663","489:4890002274","489:4890002657"],"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":[0.8905265219532211,0.8573238746409517,0.8550009879596513,0.7982470596358902,0.7654574357014031,0.7606144995476615,0.6826681651013832,0.6794914717654716,0.6616487248042252,0.6615307899973087,0.6608997751974697,0.6569275971448808,0.6501665329495011,0.649665420698896,0.646831112974962,0.6271801839483193,0.6229809820927834,0.620011286377343,0.6175092197491278,0.6046285799331051,0.5840606647353588,0.5742357706297982,0.5671673874557791,0.5654883438092274,0.5639302444882281],"twin_dists":[0.06254030209753743,0.07206325935855322,0.0726955326851816,0.08718770059610349,0.09495622284239219,0.09607703773037184,0.11348182498593772,0.11417298550794626,0.11803876128799895,0.11806423131613357,0.1182004935481608,0.11905764598038028,0.12051439128211118,0.12062225919905592,0.12123211907624308,0.12545114554039552,0.1263511618073189,0.12698744530038739,0.12752342507973957,0.13028177494895843,0.13468809938629323,0.13679615281991178,0.13831490252649514,0.1386759851410725,0.1390111761535711],"n_dims_used":45,"mean_confidence":0.9178281995985244},"coverage":{"mean_confidence":0.9178281995985244,"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}}