{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000612","480:4800000656","480:4800001089","480:4800000345","480:4800000725","480:4800000544","480:4800000572","480:4800000549","480:4800000692","480:4800000542","480:4800000375","480:4800001045","480:4800000541","480:4800000681","480:4800000640","480:4800000622","480:4800000799","480:4800000654","480:4800000318","480:4800000694","480:4800000680","480:4800000447","480:4800000403","480:4800000723","480:4800000624"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6643992072782079,0.5859750063739981,0.5308276727443128,0.5214090326449468,0.5074339601237838,0.493571708986371,0.490856214052315,0.47423256097390604,0.4601903026089143,0.45400026297524565,0.4449277640610468,0.4413669865092436,0.4405435439894813,0.42687387704275703,0.42418716157659503,0.4210709213083532,0.41032310999137855,0.40796945186465294,0.4054052115005242,0.40410335889975774,0.402931010331516,0.3856524807931491,0.3827728531930967,0.37263774856036397,0.36831222451559786],"twin_dists":[0.11744447189940703,0.1342776766686214,0.14616712548202215,0.14821865236728324,0.15127882685707425,0.15433626637849787,0.1549380356712822,0.15864448440547685,0.1618087232627099,0.16321430750510144,0.16528724879577722,0.16610521255443622,0.16629473280698515,0.16946173992039987,0.17008902560808842,0.17081867536505693,0.17335304424902978,0.17391187814686207,0.17452233703278625,0.17483292250392538,0.1751129958523095,0.1792850029199993,0.17998875367608683,0.18248622706776912,0.1835622557553052],"n_dims_used":43,"mean_confidence":0.9146293817564498},"coverage":{"mean_confidence":0.9146293817564498,"n_dims_used":43,"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}}