{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001900","489:4890001811","489:4890001984","489:4890001645","489:4890002321","489:4890003493","489:4890001812","489:4890003301","489:4890001896","489:4890001730","489:4890002074","489:4890002469","489:4890002233","489:4890003429","489:4890002632","489:4890001895","489:4890002073","489:4890001727","489:4890001657","489:4890001655","489:4890001983","489:4890002718","489:4890003562","489:4890002316","489:4890001734"],"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":[0.94126069903603,0.9406443411362836,0.9145877135516287,0.9129156882400281,0.9124616548114189,0.9068159432099112,0.8870565580414614,0.8869320027134827,0.8761225443874285,0.8751507786476048,0.8696704647023863,0.8669586759792671,0.8585691161562553,0.8500265810196123,0.845491583696349,0.8356267648537952,0.8282021194432978,0.8234094745884056,0.8180854718549688,0.8176908932333272,0.8037732836076799,0.7989127334002021,0.790630229745807,0.786954605592109,0.7821308295359948],"twin_dists":[0.04519002637059765,0.045433863737340374,0.05488081594141184,0.055440359086359636,0.05559150459159909,0.05744381861597005,0.06358454762477224,0.06362178769040297,0.06679370688571504,0.06707337411903314,0.06863492877760939,0.06939819053044252,0.07172272998387802,0.07403703768457977,0.07524588977085236,0.07783225764262013,0.07974294552088176,0.08096123098931092,0.08230158844369603,0.08240040244044276,0.08584262205451455,0.08702628787566345,0.08902323300587968,0.0899018017182553,0.09104808322745722],"n_dims_used":45,"mean_confidence":0.9139623006184896},"coverage":{"mean_confidence":0.9139623006184896,"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}}