{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001693","478:4780001201","498:4980001877","498:4980002822","498:4980002219","498:4980003063","498:4980001410","498:4980002218","498:4980001427","498:4980003067","498:4980001963","498:4980001694","478:4780000467","500:5000005905","498:4980002395","498:4980002051","500:5000005794","498:4980003126","498:4980002610","498:4980003489","478:4780001118","478:4780001004","478:4780001673","498:4980001789","498:4980001512"],"twin_admin_codes":[498,478,498,498,498,498,498,498,498,498,498,498,478,500,498,498,500,498,498,498,478,478,478,498,498],"twin_sims":[0.22659529063831482,0.22286013374544464,0.20314528760721054,0.19386392132921773,0.17686452659842955,0.17571862459682464,0.16431034089011745,0.16147247869039505,0.15297108090689204,0.15141728837339236,0.1431917796181089,0.1422450348312457,0.135408682669695,0.13318073296219815,0.12844298661393808,0.12732891407869334,0.12702853694033833,0.12697070024115112,0.11518261446039049,0.11386549460731273,0.11251409882895619,0.11206299137954204,0.11136475165431396,0.10794382669424354,0.10233436891188961],"twin_dists":[0.22379071686995974,0.22503998983834736,0.23187843871587221,0.2352556373465993,0.24174601554595043,0.24219912070420688,0.24682975638151655,0.24801746704709499,0.25166890281248006,0.2523522284060732,0.2560583753051096,0.25649498475155724,0.25971376288560866,0.2607890169188148,0.26312136223967253,0.26367922172201214,0.26383026452025843,0.26385937840831125,0.2700163028793077,0.2707337905667009,0.2714766219973708,0.2717261164337381,0.27211382504947146,0.2740409731267206,0.2773061914936511],"n_dims_used":45,"mean_confidence":0.9248360527886285},"coverage":{"mean_confidence":0.9248360527886285,"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}}