{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000170","474:4740000027","474:4740000299","474:4740000057","474:4740000684","474:4740000760","474:4740000618","474:4740000077","474:4740001815","474:4740000185","487:4870012897","474:4740000259","474:4740003181","474:4740002822","474:4740002997","474:4740000074","474:4740000381","478:4780002992","474:4740003180","474:4740000606","474:4740002821","478:4780004346","474:4740000535","474:4740000144","474:4740003182"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,474,478,474,474,474,478,474,474,474],"twin_sims":[0.6827167532622603,0.6753717905214375,0.567867884680513,0.4782312236043173,0.4591865184321301,0.44883843200277207,0.4117654344950042,0.3767380618980064,0.3652912615957934,0.3631146828210611,0.35521446565746406,0.3512342811254221,0.3366938017513039,0.3272338685979176,0.32120003753170234,0.3174744345645599,0.3142640089249451,0.3101506548515921,0.30828533536551667,0.30124086007964546,0.29631223164351905,0.29031957676072945,0.28705649177901493,0.2670978178922661,0.25592018922444926],"twin_dists":[0.11347124592839208,0.11506790728894212,0.1381642965045702,0.157749225423743,0.16203618982890836,0.1643917889053016,0.17301128572589505,0.18147190010065503,0.18431750144523976,0.18486359924192328,0.18685987597922366,0.18787428136473655,0.19163255547797042,0.19412479719887069,0.19573521646005262,0.19673802856259426,0.19760750897110815,0.19872894099067726,0.19924029065530435,0.20118770722244933,0.20256602881199437,0.20426023968064086,0.20519151731678095,0.21103228099723106,0.21442192455186376],"n_dims_used":45,"mean_confidence":0.922629631890191},"coverage":{"mean_confidence":0.922629631890191,"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}}