{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007149","490:4900004708","490:4900004851","490:4900004985","490:4900007268","490:4900007269","490:4900006778","493:4930004448","493:4930006886","490:4900002613","490:4900007633","493:4930006731","490:4900005910","490:4900006537","490:4900006167","493:4930005014","490:4900007272","490:4900007393","490:4900008203","490:4900006165","490:4900007273","490:4900004984","490:4900005535","490:4900005118","490:4900004707"],"twin_admin_codes":[490,490,490,490,490,490,490,493,493,490,490,493,490,490,490,493,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4887929254636807,0.4413982784645965,0.4263759066036038,0.40091474414678935,0.3974851819202879,0.3970563513221122,0.394194225275985,0.3920047852426219,0.3893237802882684,0.3829456039298901,0.38036511371132564,0.37363457899983715,0.3730278483563368,0.3691373712905353,0.3673108131915877,0.36628109970239026,0.36511849154713144,0.36185485874664647,0.36123586126891505,0.35893830561145157,0.3478404137797632,0.3376900796376893,0.3373878990766341,0.3372817323429367,0.3344085840751074],"twin_dists":[0.15539593333195803,0.16609801323731369,0.16957788067818277,0.17559554038770317,0.1764188593622837,0.1765220344641334,0.17721196836566847,0.17774131258325457,0.17839138457253595,0.1799464640211403,0.18057912943667043,0.18223913094209215,0.18238948967484797,0.18335650719316657,0.183812265015925,0.18406969631162037,0.18436078889681118,0.1851804427747215,0.1853363247909844,0.18591611162154398,0.18874400440381955,0.1913723137023529,0.19145120365315385,0.1914789295394979,0.19223106518537567],"n_dims_used":45,"mean_confidence":0.9117136637369792},"coverage":{"mean_confidence":0.9117136637369792,"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}}