{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008536","496:4960008959","494:4940008445","496:4960008257","494:4940008444","494:4940008435","496:4960007910","494:4940008233","494:4940008339","496:4960008265","494:4940008538","496:4960008488","496:4960008034","490:4900000934","494:4940008433","496:4960008383","490:4900000194","494:4940008621","496:4960008481","487:4870004406","496:4960008385","494:4940008497","490:4900002186","490:4900000520","494:4940008736"],"twin_admin_codes":[494,496,494,496,494,494,496,494,494,496,494,496,496,490,494,496,490,494,496,487,496,494,490,490,494],"twin_sims":[0.724832725473933,0.6965862623249831,0.6669627126299471,0.6438121527744017,0.6343108681656331,0.5600731569844156,0.5085815145457019,0.5035110949353285,0.5024505184929803,0.500339543633229,0.4928167450132571,0.4740398038973683,0.471668074014035,0.4678670971190179,0.46522181217585473,0.46369041642322595,0.4618428492066703,0.4544936559254791,0.43813111665481363,0.42815602810527825,0.42448450474963245,0.41628635904037525,0.4124138802989615,0.4107060120970545,0.41062873652582416],"twin_dists":[0.10419372465455884,0.11044122631590074,0.11689008881199003,0.12188127758291262,0.12392178447101053,0.13984145983094062,0.15102674901125068,0.1521416876866372,0.15237527912277055,0.15284062321798284,0.15450347275634918,0.15868770301606036,0.15921995320675048,0.16007482389376043,0.1606711681509565,0.16101693697473077,0.1614346249668113,0.16310201782624928,0.16685076631360612,0.16916296285026008,0.17001952182828908,0.17194341251686407,0.17285780706817777,0.17326226446026877,0.1732805822375049],"n_dims_used":45,"mean_confidence":0.9173684014214409},"coverage":{"mean_confidence":0.9173684014214409,"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}}