{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010692},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010521","490:4900011407","490:4900012128","490:4900011863","490:4900010870","490:4900010619","490:4900010691","490:4900011930","490:4900011986","490:4900010707","490:4900010439","490:4900011675","490:4900009772","490:4900011110","490:4900011406","490:4900011124","490:4900010440","490:4900009882","490:4900011102","490:4900011798","490:4900011996","490:4900010777","490:4900011997","490:4900012053","490:4900010615"],"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":[0.5902297581002267,0.460816275485573,0.44801262692657073,0.441070602862388,0.42767538179020903,0.4032734573147274,0.40299157284453346,0.38133629097783955,0.3778383105462535,0.3650362488181767,0.3516579674530407,0.34456969822677014,0.344097549872726,0.3196014703198157,0.30869341333052147,0.29064131317941405,0.28114367834152,0.2557058348446996,0.25488046653284596,0.2544743881115961,0.24137142377517698,0.2398112372761389,0.23874685554513198,0.23696093861021938,0.22001612461097683],"twin_dists":[0.13336578293407605,0.16166696156908286,0.16458063392497777,0.1661734111662873,0.16927492369086827,0.17503114767979125,0.1750985185439179,0.18034078181191765,0.1812006431002394,0.1843813983970819,0.18776601557291428,0.18958640572046054,0.1897083608163833,0.1961646943352408,0.19912827063961783,0.20416875581905103,0.20689535179180735,0.2144878300307733,0.21474192547189747,0.21486713108802252,0.2189776564297916,0.2194766000351079,0.21981819785170967,0.2203935967657114,0.22600059876003956],"n_dims_used":45,"mean_confidence":0.9192625257703994},"coverage":{"mean_confidence":0.9192625257703994,"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}}