{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003081},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001319","490:4900001567","490:4900003615","490:4900004182","490:4900001880","490:4900001451","490:4900003614","490:4900001193","490:4900000479","490:4900001321","490:4900004031","490:4900001998","490:4900001316","490:4900002030","490:4900004036","490:4900001450","490:4900000690","490:4900003890","496:4960011550","490:4900002001","490:4900003076","490:4900002341","490:4900001704","490:4900001338","490:4900002047"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490],"twin_sims":[0.8011138911037585,0.7308419501763302,0.6997915809915178,0.6579877716595379,0.6249851374943413,0.6229423548669398,0.6163333331996399,0.6095190752129318,0.6011662395705883,0.6009056311361466,0.6006651340625832,0.598769976384322,0.5985669848507754,0.5896769460355386,0.5882431154348259,0.5854073670873131,0.5808297178215767,0.5796612635070933,0.5606358562355719,0.5525590533040726,0.5397825983212095,0.5390948675784373,0.5340939480216171,0.5298538265209412,0.5298488238426776],"twin_dists":[0.08649136861748247,0.10284846718806857,0.10973782900138357,0.1188289716980092,0.1259216588164378,0.12635943906397284,0.12777528836697868,0.12923458218018874,0.13102318346698252,0.13107899129219555,0.13113049277537014,0.1315363482286829,0.13157982143626265,0.13348424254737595,0.13379151975505243,0.13439936555589568,0.13538101228200278,0.13563167409472388,0.13972028471313505,0.14146127657597662,0.14422371079828644,0.1443727371525646,0.14545751508807528,0.14637887334381688,0.14637996131207884],"n_dims_used":45,"mean_confidence":0.9176875644259983},"coverage":{"mean_confidence":0.9176875644259983,"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}}