{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003166","496:4960003034","496:4960002191","496:4960003714","496:4960002748","496:4960003443","496:4960001699","496:4960001952","496:4960003177","496:4960002337","496:4960002881","496:4960001575","496:4960002741","496:4960001945","496:4960000998","496:4960003717","496:4960003168","496:4960004273","496:4960001696","496:4960002883","496:4960001017","496:4960001697","496:4960002073","496:4960001962","496:4960003300"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9069511091194913,0.6941592655189144,0.6912840554824241,0.6813644568847549,0.6690105189132475,0.6679317912269674,0.6533182331074393,0.6399389656731007,0.6310460054037377,0.6125822145404809,0.61062727214672,0.595261739780668,0.5741394556083664,0.5704879657534165,0.5590451945485444,0.5512647533456735,0.5437058205985235,0.5264838159896624,0.5244205923157869,0.501435614200682,0.5012356193365544,0.4969155013433922,0.491899514479002,0.4836819154227138,0.47152819243828203],"twin_dists":[0.057400037625726014,0.11097299669439045,0.1116020863954333,0.11376559369391058,0.1164468726380264,0.11668038715067217,0.11983565157045407,0.12271351919957485,0.12462220245514787,0.12857864394287755,0.12899727930667146,0.1322877418381406,0.1368168342796018,0.1376011709247645,0.14006287094392217,0.14174062543226001,0.14337425180728855,0.1471122762887255,0.14756179669764757,0.15259893758839566,0.15264302592752235,0.15359658661645478,0.15470671847436682,0.15653273512717775,0.15925137245531507],"n_dims_used":45,"mean_confidence":0.9395060221354167},"coverage":{"mean_confidence":0.9395060221354167,"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}}