{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002488},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001586","490:4900002487","490:4900002485","490:4900003198","490:4900003754","490:4900001596","490:4900002177","490:4900004586","490:4900003074","490:4900002183","490:4900002331","490:4900002160","490:4900003738","490:4900002778","490:4900001732","490:4900003490","470:4700002788","490:4900001701","490:4900003755","490:4900003896","490:4900003075","490:4900002178","490:4900003338","490:4900003895","490:4900003071"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490],"twin_sims":[0.7407184711100304,0.6975294980126375,0.6874595832719346,0.6851248516102072,0.6320334041726867,0.6289788110793729,0.5564373254785159,0.5523681290743198,0.5432145787456554,0.5419818464147453,0.5381048740500483,0.5298059080698623,0.5264485558749457,0.5248388485482014,0.524516241297457,0.5041230343904044,0.5020156487639063,0.5004854575624074,0.4970820163235802,0.49178021532457106,0.48829222316561005,0.48761500737517843,0.485412870533693,0.4768279723123459,0.4745711422569547],"twin_dists":[0.10062292030211151,0.11023436711917581,0.11243744342732556,0.11294663683074047,0.12441040854126179,0.12506551813642575,0.14062483443144483,0.1415024772450786,0.1434805542400706,0.14374738851538574,0.14458732548166664,0.14638929460230218,0.14711995521823792,0.14747063813291147,0.14754094864718054,0.1520069691301865,0.1524710978807868,0.15280844046265346,0.15355978929869812,0.15473316173738438,0.15550713975689467,0.15565760490204594,0.15614732110377397,0.15806312017443572,0.15856858415550235],"n_dims_used":45,"mean_confidence":0.9176795959472657},"coverage":{"mean_confidence":0.9176795959472657,"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}}