{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730007379","498:4980000306","500:5000007528","498:4980000905","498:4980000995","498:4980000527","498:4980000399","498:4980001580","498:4980001279","498:4980001431","473:4730008312","498:4980001583","484:4840000428","498:4980002375","498:4980000820","498:4980000470","498:4980000138","498:4980000293","500:5000006352","498:4980000560","498:4980003342","500:5000008238","484:4840000178","484:4840001070","498:4980000600"],"twin_admin_codes":[473,498,500,498,498,498,498,498,498,498,473,498,484,498,498,498,498,498,500,498,498,500,484,484,498],"twin_sims":[0.4748967234106314,0.40431194373705187,0.3900995792082936,0.37722183768413575,0.35783689748927544,0.3554950809549102,0.3496851272524237,0.3401728793088587,0.331796923216169,0.33057660785764426,0.3295303492003534,0.3140398676181206,0.30510846105832945,0.3010812271609983,0.2989011707671853,0.29726789303102136,0.29712276772635443,0.2922205305386275,0.2862574835688141,0.2847801089007845,0.28298842517849565,0.2796172204912593,0.2779891605698179,0.2764844403129534,0.2655382238635911],"twin_dists":[0.15849561497303966,0.17478312993449588,0.17820305912496578,0.18135258180567404,0.18619472438681123,0.18678858021850944,0.1882707232781383,0.19072556617966296,0.19291780123538355,0.19323969518420311,0.19351619564830064,0.19766840086970136,0.20011529951751936,0.2012321418930351,0.20184035482236895,0.2022977268504243,0.20233843807479754,0.2037205859319658,0.20542051706484019,0.20584495320192167,0.20636146993838098,0.2073387255918686,0.20781323461474455,0.20825330369339226,0.2114998333160384],"n_dims_used":45,"mean_confidence":0.9276258680555556},"coverage":{"mean_confidence":0.9276258680555556,"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}}