{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004098","490:4900002861","490:4900002257","490:4900002714","490:4900004099","490:4900002558","490:4900004516","490:4900003004","490:4900002721","490:4900004381","490:4900003819","490:4900004235","490:4900001789","490:4900004380","490:4900003009","490:4900003005","490:4900001263","490:4900002421","490:4900003428","490:4900004242","490:4900004518","490:4900008706","490:4900003674","490:4900001957","490:4900003146"],"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":[0.4459568606718029,0.30616192791933333,0.28432281470368065,0.2546926039612071,0.20594873912087192,0.19461392624559815,0.16575375045823204,0.15289329422282583,0.13745988753742053,0.12553871649002935,0.11952211687741036,0.11935015622592009,0.11102893661925635,0.10726938094747544,0.10596282243357551,0.10379752088111857,0.09841911582251306,0.0975411573371678,0.09682814880898591,0.08536658985541708,0.08438331708525977,0.08359858177655215,0.08146094548073159,0.07663528998248835,0.07603072230987613],"twin_dists":[0.16505131873494086,0.19982456209110178,0.20597659796300852,0.21479983314402457,0.2308792886681629,0.23497862967252708,0.24623134339041755,0.2517029903079267,0.25873547844980044,0.2645834389008039,0.2676961040053724,0.2677868078053258,0.27230096037681667,0.27442648374200346,0.27517869248029037,0.2764413282606706,0.27966897359683884,0.2802088859202858,0.2806501747470273,0.2881224140415282,0.2887998367006627,0.2893450103939961,0.290851098474891,0.29437121083114975,0.29482468525716005],"n_dims_used":45,"mean_confidence":0.9197642008463541},"coverage":{"mean_confidence":0.9197642008463541,"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}}