{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002471","498:4980002692","498:4980003324","498:4980002236","498:4980001975","498:4980002887","498:4980003137","498:4980002472","498:4980002549","498:4980002624","498:4980002826","498:4980002694","498:4980003005","500:5000007244","498:4980003272","498:4980003203","498:4980001706","498:4980001699","498:4980003386","498:4980002888","498:4980002823","498:4980003266","498:4980002538","498:4980001426","498:4980003384"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.592656599180669,0.5668957878308861,0.45512273569322714,0.45295485615261316,0.4491591061901232,0.44199895798228056,0.4361265445552231,0.43404823859873215,0.43027494064857263,0.3954261413129798,0.3688490828358047,0.3596147156434234,0.35554702163100443,0.3447675411141498,0.3404339427229827,0.33152652076188766,0.30447700538421846,0.2955244982653831,0.2858053284869253,0.2854434567517469,0.2830228023521914,0.28126767381155093,0.2802687589013907,0.27813664224433726,0.2678526939130358],"twin_dists":[0.13284581131279224,0.1383733020043369,0.1629589122919049,0.1634523763505459,0.16431849239960772,0.1659598537338391,0.1673137123778617,0.16779458087035243,0.16866999999254678,0.1769147250212976,0.18342836519725994,0.18574522358913007,0.18677538687145498,0.18953532962229405,0.19065770900451307,0.1929890718454506,0.2002898481508135,0.2027875683482507,0.20555027696845551,0.2056542161430274,0.20635154095814504,0.20685940033968475,0.20714930101675413,0.20777018051621207,0.21080658523570012],"n_dims_used":45,"mean_confidence":0.924100833468967},"coverage":{"mean_confidence":0.924100833468967,"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}}