{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006057","490:4900005146","490:4900008540","490:4900005411","466:4660000042","490:4900008539","490:4900005275","490:4900005667","470:4700003308","490:4900005545","470:4700005332","488:4880003163","496:4960012314","490:4900002784","490:4900003222","466:4660000039","496:4960012306","490:4900006300","490:4900008649","490:4900006060","490:4900001350","496:4960000094","469:4690001956","490:4900003075","466:4660000040"],"twin_admin_codes":[490,490,490,490,466,490,490,490,470,490,470,488,496,490,490,466,496,490,490,490,490,496,469,490,466],"twin_sims":[0.7483697776262571,0.7056604873703108,0.6286086774199793,0.5622857757851862,0.509354385645,0.48414295069074187,0.4601092291977559,0.45050279504129964,0.44967770169574767,0.44343386307833516,0.44069155820629036,0.4177177922721146,0.41625618082166616,0.4113437727247584,0.4046848792010282,0.4038787808020931,0.40348540106183606,0.40295842030464535,0.4027848256413039,0.4019638240429824,0.39956454098039224,0.3970313815457229,0.396175774131263,0.3959573070180137,0.39536741430934796],"twin_dists":[0.09888525562985866,0.10844652724411868,0.12514488198351775,0.1393650754679491,0.15085705966249363,0.1564300393925195,0.1618270886612604,0.1640115783775845,0.16419999854904435,0.16563011175040684,0.16626065627880415,0.17160634154662466,0.171950524166184,0.17311114415864862,0.17469413287513982,0.17488654580220298,0.1749805067053608,0.17510644344954046,0.1751479449502383,0.17534433212720732,0.17591929313573654,0.17652804367629998,0.1767340586176089,0.1767866943536567,0.17692888527544837],"n_dims_used":45,"mean_confidence":0.9165675693088108},"coverage":{"mean_confidence":0.9165675693088108,"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}}