{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007845","490:4900008969","490:4900007960","490:4900008623","490:4900008067","490:4900007841","490:4900007962","490:4900008082","490:4900009387","490:4900008624","490:4900010006","490:4900007840","490:4900010723","490:4900008180","490:4900009491","490:4900007858","490:4900009893","490:4900010815","490:4900009386","490:4900010106","490:4900007842","490:4900007851","490:4900010729","490:4900009394","490:4900008409"],"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":[0.6631879663106206,0.49131651900745765,0.4484597935922227,0.44263618462398174,0.4401561788167511,0.37345039839457866,0.3671509943115454,0.36025110416151757,0.34750938652089025,0.3473508569780157,0.3472629526087629,0.3402786033346888,0.3316122360442005,0.3235825004550386,0.31241155266111614,0.2941512117035476,0.29243907720038304,0.29193601926741203,0.28453564332642045,0.2584700779236119,0.23875977451614475,0.23778099886358137,0.23229027058941423,0.22721730508868143,0.22384679251453726],"twin_dists":[0.11770624739843842,0.15483596040204023,0.16447835964220717,0.1658133677184187,0.16638393498731818,0.18228476147970143,0.18385219644962333,0.1855845965138466,0.1888290725797868,0.18886982699959154,0.1888924294836077,0.19069808239112715,0.19296647622626006,0.19509734701066614,0.19811150513908915,0.20317462168316022,0.20365867749041008,0.20380122158168285,0.20591531351833078,0.21364059812107167,0.21981404576261074,0.22012903440559498,0.2219119514669776,0.22358400736815115,0.22470864299940513],"n_dims_used":45,"mean_confidence":0.9229700724283855},"coverage":{"mean_confidence":0.9229700724283855,"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}}