{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001964","500:5000001965","500:5000001682","500:5000001977","484:4840005075","473:4730001668","500:5000001871","473:4730001839","500:5000002094","500:5000001853","500:5000002082","500:5000002449","484:4840005586","473:4730001666","500:5000004621","500:5000002751","489:4890003388","473:4730001751","484:4840005078","500:5000002612","473:4730001831","500:5000001611","473:4730001484","473:4730002297","500:5000001852"],"twin_admin_codes":[500,500,500,500,484,473,500,473,500,500,500,500,484,473,500,500,489,473,484,500,473,500,473,473,500],"twin_sims":[0.4667486785504303,0.43081794900732495,0.39912222786584517,0.39539959300725686,0.38136568525141745,0.3716415666309965,0.36924651105547013,0.36469735442403983,0.33281369750374085,0.3272021788164852,0.3193921442647143,0.31508774027147674,0.3109694422464237,0.3080420538120884,0.30571209053748,0.3023378588127666,0.30135418427187594,0.29845023540339277,0.2861550820018808,0.2860673428993834,0.2858046025815047,0.2850055539674179,0.2836297774474942,0.2815315284419593,0.2805818355908583],"twin_dists":[0.16032681454222492,0.1685438291869121,0.17602545940593586,0.17692112622822298,0.18033357239267836,0.18273348853331295,0.18332931060784788,0.18446634785663155,0.1926500913311623,0.1941332119115491,0.19622102193949362,0.19738393955750694,0.19850503943577932,0.19930711357288244,0.19994863804293495,0.20088272239461394,0.20115617116725362,0.20196648485276056,0.20544989357931853,0.2054750688110656,0.2055504853885917,0.20578009944701298,0.20617635127242612,0.2067829298297365,0.2070583739596454],"n_dims_used":45,"mean_confidence":0.9188773261176215},"coverage":{"mean_confidence":0.9188773261176215,"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}}