{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000021","470:4700000151","488:4880005593","488:4880005510","488:4880005778","488:4880005505","470:4700000160","488:4880005601","481:4810001442","481:4810000200","496:4960010315","481:4810001613","481:4810004254","488:4880005316","481:4810002308","488:4880005314","481:4810001141","488:4880000521","488:4880005498","488:4880005113","481:4810002305","496:4960010876","470:4700000118","488:4880001863","470:4700000033"],"twin_admin_codes":[470,470,488,488,488,488,470,488,481,481,496,481,481,488,481,488,481,488,488,488,481,496,470,488,470],"twin_sims":[0.8739731569748151,0.8280366438417068,0.7685924939586538,0.7495565625120647,0.7441603900372832,0.739090158158823,0.7347760845108202,0.7163053763687228,0.6912993231875997,0.6801826180636366,0.6711542855583299,0.6549957560987791,0.637134673426648,0.6337543152202867,0.6278421274004513,0.626276108897686,0.6246149053479104,0.6221578431809882,0.6171683938623339,0.6143110957127732,0.6130312489217722,0.6117402536461203,0.6070618304588511,0.604017357118678,0.5999011585138261],"twin_dists":[0.06741114380150634,0.07978520084039009,0.09422738501453319,0.09861459658269302,0.09984277047167814,0.10099115044973275,0.10196420656832361,0.10609222611862422,0.11159874833417294,0.11402269364467536,0.11598253243750728,0.11947415521643924,0.12331570293159852,0.1240412068591001,0.12530923382505155,0.1256449496978144,0.1260010081976526,0.1265275424198335,0.12759642837052734,0.12820839552009486,0.1284824832979727,0.12875894597602383,0.1297607493647289,0.13041265589541018,0.13129409775843381],"n_dims_used":43,"mean_confidence":0.9139474380848019},"coverage":{"mean_confidence":0.9139474380848019,"n_dims_used":43,"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}}