{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000912","490:4900000673","490:4900001180","490:4900000570","490:4900002932","490:4900000588","494:4940008416","490:4900002486","494:4940008122","494:4940008121","490:4900000569","490:4900000564","494:4940008024","490:4900000466","494:4940007802","494:4940008313","490:4900002766","490:4900001031","490:4900003224","490:4900000578","490:4900000926","494:4940007386","490:4900000489","494:4940008589","490:4900001011"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,494,490,490,494,490,494,494,490,490,490,490,490,494,490,494,490],"twin_sims":[0.6298158776392954,0.6038854704416166,0.5982759554252997,0.5959019390590489,0.575826190439036,0.5369724682999395,0.5357714138051803,0.4930825280294602,0.48920345658864267,0.48794713949869134,0.4745899302986876,0.4730501328530126,0.47294284741244896,0.46282282153607984,0.4580932261861827,0.45633049312106966,0.45223619977438934,0.4488172188130611,0.43989419795416496,0.4376323856593975,0.4286680064076677,0.4236433646805011,0.42158937150490133,0.4210735484741822,0.41654996555904017],"twin_dists":[0.12488602120743182,0.1304408968815374,0.1316421497381184,0.13215061356221283,0.13645469506584734,0.14483287628492766,0.14509342378961296,0.15444459965919718,0.15530477963223246,0.15558380321826923,0.15856437293575323,0.15890969155484796,0.15893376550100974,0.16121300522458226,0.16228414214980394,0.16268436880502063,0.1636161522706181,0.16439663829815068,0.16644428114089196,0.16696586736089486,0.1690437603363949,0.17021619037876815,0.1706971263486206,0.1708180592752735,0.17188130172100907],"n_dims_used":45,"mean_confidence":0.9155465020073785},"coverage":{"mean_confidence":0.9155465020073785,"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}}