{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010674},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011090","490:4900011769","490:4900010424","490:4900010760","490:4900011385","490:4900011455","490:4900010931","490:4900011300","490:4900010505","490:4900011234","490:4900011367","490:4900011838","490:4900011645","490:4900011245","490:4900011009","490:4900010999","490:4900011301","490:4900011703","490:4900011232","490:4900011097","490:4900011702","490:4900011158","490:4900011905","490:4900010770","490:4900010929"],"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":[0.45181934382483535,0.3814074222740601,0.37808823791209617,0.3541739952857034,0.34827935104043906,0.30608022222759335,0.298877175420576,0.297221085496108,0.29152475699442465,0.2878306482758483,0.2823729688738018,0.27620786857252083,0.2755632143377467,0.2703908985846603,0.2615231834741591,0.261315418869147,0.24409693902594606,0.24391934103831753,0.2432161221465354,0.23605175066400036,0.23012687578925434,0.2263454022021403,0.22357126968007207,0.22038410519619278,0.21659013826275994],"twin_dists":[0.16371119443435914,0.18032333617482676,0.18113907922266015,0.18712448226370376,0.188631270957868,0.1998470906507072,0.2018470636914661,0.20231085624062414,0.2039178633031848,0.20497000432666637,0.2065393524214061,0.20833434859664218,0.20852344699793998,0.21005058149151948,0.21271144255820093,0.21277445502096543,0.21811103312910593,0.21816731231099473,0.2183904161721764,0.22068761247790292,0.2226220322132151,0.2238738664021165,0.22480107295414062,0.22587584160730817,0.22716889129417236],"n_dims_used":45,"mean_confidence":0.8929493374294705},"coverage":{"mean_confidence":0.8929493374294705,"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}}