{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006201","490:4900003366","490:4900005948","490:4900003500","490:4900005945","490:4900002064","490:4900006553","490:4900005027","490:4900004339","490:4900005427","490:4900003911","490:4900003920","490:4900007046","490:4900005032","490:4900005825","490:4900007663","490:4900005157","490:4900006802","491:4910001400","490:4900007049","490:4900004887","490:4900004340","490:4900005421","490:4900004052","490:4900004478"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.1676932251989696,0.10866087991603261,0.06292944828447913,0.05302568690363932,0.052468074657006175,0.0498606684884042,0.048799726369396904,0.04865882731140652,0.0463046461293604,0.043190572128935435,0.034220202782031285,0.0258609651144981,0.025459853303680297,0.021640401075575737,0.021304186927517406,0.02118874369910868,0.01941503102787517,0.01842110716932812,0.018363466342941264,0.017437596415050247,0.017304821247492386,0.016857168072659284,0.0150213412382245,0.014816097742813752,0.01357723144314953],"twin_dists":[0.24543316297242423,0.27363315122094656,0.3054531454407977,0.31476704110257586,0.3153330297563562,0.31804789183868026,0.3191864993907153,0.3193392622188415,0.3219479816065728,0.3255750598246002,0.3374207708292562,0.35114279171488166,0.3518928776869601,0.3595996030432427,0.3603333259247865,0.3605875829196895,0.36465405958895547,0.3670767759213001,0.36722075534948556,0.3695894167326664,0.36993808489271673,0.3711311723010179,0.3763350919965958,0.3769512077638561,0.3808384620598009],"n_dims_used":45,"mean_confidence":0.9007267422146268},"coverage":{"mean_confidence":0.9007267422146268,"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}}