{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001766","480:4800002442","480:4800002348","480:4800001659","480:4800002397","480:4800001948","480:4800001598","480:4800001709","480:4800002299","480:4800001546","480:4800002161","480:4800001708","480:4800001492","480:4800001439","480:4800001319","480:4800001318","480:4800001433","480:4800002298","480:4800002547","480:4800002496","480:4800002404","480:4800002491","480:4800001824","480:4800001882","480:4800002501"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8338104525210099,0.778851224908289,0.7417343455305622,0.6913492318515062,0.6226283352959275,0.578903001826883,0.5735981983201743,0.5469227692937273,0.5442511141524633,0.5327324667343472,0.5288190741448822,0.5030245334745493,0.48174945225852794,0.46842107781361714,0.45875375713505523,0.43091536925544466,0.4302216799057858,0.4208937998000931,0.4052215235344033,0.4002296591534963,0.39793734773158684,0.38022497461871496,0.3665790798413669,0.3534265522352377,0.3513804974454439],"twin_dists":[0.07830239956792212,0.09182323422307614,0.10039291564762363,0.11158783634976281,0.12642672785477224,0.13579436198270606,0.13693306338036546,0.1426785389805366,0.1432562730166309,0.14575319273659548,0.1466039550976322,0.15224883595187613,0.15696352523099172,0.1599500829439613,0.1621343122398323,0.16852119992778622,0.1686823788897652,0.17086021540870727,0.17456613278288063,0.17575974862734334,0.17631012509898975,0.1806135467838217,0.18399516314972597,0.18731481626171234,0.18783691058783225],"n_dims_used":43,"mean_confidence":0.9202171148255814},"coverage":{"mean_confidence":0.9202171148255814,"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}}