{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002500","496:4960003625","496:4960001621","496:4960001377","496:4960001842","496:4960004334","496:4960003732","472:4720000517","496:4960002123","488:4880000598","496:4960003875","496:4960001140","496:4960003082","496:4960002317","472:4720002934","496:4960001969","472:4720002721","496:4960002523","472:4720000268","496:4960007391","496:4960004158","496:4960001879","496:4960004181","496:4960001667","496:4960000939"],"twin_admin_codes":[496,496,496,496,496,496,496,472,496,488,496,496,496,496,472,496,472,496,472,496,496,496,496,496,496],"twin_sims":[0.5512251552444513,0.46675656462047527,0.41267706255804315,0.4013372159569175,0.38856003658853466,0.3542746031070684,0.33912115142934224,0.31890117427965636,0.3063407964820519,0.301632351828824,0.30080838441436863,0.2959905912669698,0.29299541262722795,0.2889687540201867,0.2881635002916146,0.28801922566664406,0.28358621341905615,0.2762125658140693,0.2713407938111237,0.2700455318745852,0.26897369798436643,0.2688553894574058,0.2651147262387279,0.2622572941161774,0.2539707777601428],"twin_dists":[0.14174917353998007,0.1603250370087009,0.17279554526192262,0.17549434135557737,0.17857695596519074,0.18709887871339995,0.19099922109739653,0.1963532186395912,0.1997752551106168,0.2010787915177177,0.20130812095941134,0.2026564439112339,0.20350120625150123,0.20464499920488602,0.20487487348479297,0.204916099847995,0.20618891750726082,0.2083329717315079,0.20976878400018723,0.2101531900658181,0.21047214993829627,0.21050740475384172,0.21162708909467612,0.2124890468383127,0.21502258487112827],"n_dims_used":45,"mean_confidence":0.9371643914116754},"coverage":{"mean_confidence":0.9371643914116754,"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}}