{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002486","489:4890001761","489:4890001849","489:4890002174","489:4890001938","489:4890001854","489:4890001827","489:4890002337","489:4890002177","489:4890002261","489:4890003082","489:4890002087","489:4890002255","489:4890002348","489:4890003159","489:4890002247","489:4890002336","489:4890002671","470:4700007556","489:4890001675","489:4890001978","489:4890003602","470:4700008113","489:4890002491","470:4700008433"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,470,489,470],"twin_sims":[0.7103816491623601,0.7014865023459043,0.6693417961708618,0.6568759661672056,0.6380243028369383,0.5770405974049866,0.5543957338438373,0.5429574772881137,0.5335992519263565,0.5274991446709084,0.5014372753917368,0.4979052291119266,0.47624937586067734,0.46599614675271833,0.42478193908136586,0.4139930036768041,0.3967890217688607,0.396118926094396,0.39279273647215474,0.3756481935101308,0.3591822757708927,0.35303702867243075,0.35046072520471605,0.33275225345770126,0.3315746299008135],"twin_dists":[0.10740438232179846,0.10936536491053118,0.11637514197958573,0.11906878071837089,0.12312469973140255,0.136194025996735,0.14106504150352425,0.14353619670503795,0.1455649321407364,0.14689120700373132,0.1525985714035296,0.1533779230429962,0.15819263423468774,0.1604964840832911,0.16995001702370297,0.17248448765154314,0.1765863788543358,0.17674775384766642,0.17755065057619748,0.18174097919050142,0.18585445609203982,0.18741409002548207,0.18807212644199905,0.19266625645214627,0.19297638928199562],"n_dims_used":45,"mean_confidence":0.9147728814019097},"coverage":{"mean_confidence":0.9147728814019097,"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}}