{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002109","490:4900001254","490:4900003963","490:4900001803","490:4900001662","490:4900002417","490:4900002264","490:4900002117","490:4900010372","490:4900001802","490:4900003823","490:4900002266","490:4900002110","490:4900001953","490:4900010373","490:4900002415","490:4900004103","490:4900002268","490:4900004515","490:4900002563","490:4900003826","490:4900010010","490:4900001804","490:4900001948","490:4900010282"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6314923082071626,0.4761629230246022,0.33116757031286376,0.30127632337419985,0.29629034182865227,0.2734023375995306,0.27002274973712576,0.2543161707587895,0.23284497948433042,0.23060113164028612,0.21834442333498627,0.19351573088432938,0.18229639935764808,0.162764121687596,0.15368815016386228,0.14933646431059674,0.14453307199353677,0.14330643449132768,0.13471074598507146,0.1299405523285894,0.12420912811035777,0.11496320914683274,0.1145697219149761,0.11447752741286123,0.11230039668899534],"twin_dists":[0.12452647551809429,0.15821199039061598,0.1930837304114368,0.2011778376908546,0.2025721803404194,0.20915928766987693,0.21015996149749333,0.21491594835413771,0.22173058349881672,0.22246599434454598,0.22656912629533302,0.23538449163894232,0.23962609109943545,0.24747502498376098,0.25135526769633787,0.2532754545119416,0.25544346792195183,0.25600564575768464,0.260049163269196,0.2623772095545854,0.26526135909919696,0.27013538213811106,0.27034938042483087,0.27039960218603454,0.2715947180798656],"n_dims_used":45,"mean_confidence":0.9226311577690972},"coverage":{"mean_confidence":0.9226311577690972,"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}}