{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005366","490:4900004811","490:4900007618","490:4900004693","490:4900003711","490:4900002745","490:4900005108","490:4900012636","490:4900012494","490:4900005755","490:4900004538","490:4900003306","490:4900005100","490:4900012493","490:4900007609","490:4900001829","490:4900004262","490:4900006761","490:4900002132","490:4900006876","490:4900003581","490:4900006990","490:4900004825","490:4900002881","490:4900005489"],"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":[0.5359597678446205,0.5352863062979073,0.4182916042306035,0.404898034212802,0.38145552448764153,0.37381616722571154,0.36500343752765324,0.3469024784134979,0.34348487960610313,0.34328356490861806,0.3399710279368791,0.33864132335156844,0.33016041891500647,0.3239385237292966,0.31745813286088703,0.3172940055860338,0.3158497958626438,0.3063846756464189,0.3043055089673543,0.29722531953509895,0.29693082026905165,0.286128160265875,0.28330106728298554,0.28292049566322397,0.27857229687154533],"twin_dists":[0.145052556089068,0.14519869208539898,0.17147136021889084,0.17464328219032302,0.18031153953005544,0.18219415349899615,0.18438962134883402,0.18898514828281282,0.1898667451094995,0.1899188207226187,0.190778051751,0.19112422173031612,0.19334962608344652,0.19500225221727105,0.19674243096669547,0.1967867619459008,0.19717740456239577,0.19976316190177537,0.2003372898473439,0.2023096685538434,0.20239230203092032,0.20545761781712452,0.2062711979347456,0.20638109180891107,0.20764308168667514],"n_dims_used":45,"mean_confidence":0.9218011644151476},"coverage":{"mean_confidence":0.9218011644151476,"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}}