{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000088","490:4900000573","490:4900000582","480:4800004869","490:4900000214","496:4960009168","490:4900000900","490:4900000333","494:4940006153","490:4900000485","494:4940005105","490:4900000840","496:4960007813","490:4900002484","496:4960008365","490:4900001856","490:4900000387","490:4900001184","490:4900000721","490:4900003839","496:4960007786","490:4900000594","490:4900000557","496:4960008054","494:4940008221"],"twin_admin_codes":[490,490,490,480,490,496,490,490,494,490,494,490,496,490,496,490,490,490,490,490,496,490,490,496,494],"twin_sims":[0.3917329836544406,0.32030075750462433,0.29481434674201756,0.2506308440358647,0.24612470121473756,0.21715411136684604,0.21214268818085114,0.21199714139766138,0.21054861917992865,0.20340893523889148,0.1994430941625557,0.1728625164110691,0.1681427254045976,0.16428123953370793,0.1571545541881778,0.15058953705455574,0.15017915091453451,0.14496452365195478,0.13930207597373837,0.1372116230420791,0.13702359299731667,0.1369907618934896,0.13637147522385518,0.13544224140686842,0.13178190721638497],"twin_dists":[0.17780712231849108,0.19597667299464827,0.20298758773956854,0.216058547806725,0.2174703173415774,0.22697572185276782,0.22870422796478734,0.2287548394420856,0.22925982785244992,0.23178407366934223,0.23321251267239249,0.2433377071059932,0.24524912379970604,0.2468418603093842,0.24985404522399657,0.25271836219777655,0.25290043488650266,0.25524657151126856,0.2578661458237711,0.2588532997874143,0.2589426412658975,0.25895825019818725,0.25925320442889965,0.2596976686086581,0.26147104754190204],"n_dims_used":45,"mean_confidence":0.9051827324761285},"coverage":{"mean_confidence":0.9051827324761285,"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}}