{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010931","490:4900010998","490:4900010496","490:4900011085","490:4900011162","490:4900011004","490:4900011234","490:4900011166","490:4900011158","490:4900010509","490:4900010917","490:4900011445","490:4900010590","490:4900011895","490:4900010512","490:4900010760","490:4900011159","490:4900011300","490:4900011009","490:4900010505","490:4900011437","490:4900011007","490:4900010929","490:4900011239","490:4900010421"],"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":[0.5629610027755776,0.5352831734221969,0.48702886114908145,0.4855048629769227,0.3998498567216414,0.39181323659792006,0.38611823935285255,0.37551767111929607,0.34551887731905045,0.3414219078980505,0.32413848018627195,0.3172900112332579,0.31539854114128585,0.30497038565653767,0.29298645039112137,0.291882283217057,0.2912343944517773,0.28969025568128176,0.270556218380406,0.25877700675602516,0.25799226122475877,0.2477357013991688,0.23082293662966696,0.22806629705976855,0.22774030776133694],"twin_dists":[0.13921974646300525,0.14519937198106722,0.1557878872883649,0.1561268499961904,0.17585083855611253,0.17778768892608734,0.17917141191903904,0.18177322961781675,0.18934150239019992,0.19040116316566277,0.19494886880313103,0.19678784098680147,0.19729967106778684,0.2001534487984653,0.20350374161481335,0.2038164565905161,0.20400027449439787,0.2044393582313541,0.21000149357355408,0.21354687885963514,0.2137866369298378,0.21696370381659058,0.22239308951127315,0.22330247226923286,0.2234104917115297],"n_dims_used":45,"mean_confidence":0.8921620686848958},"coverage":{"mean_confidence":0.8921620686848958,"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}}