{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001637","490:4900001502","490:4900001501","490:4900003796","490:4900004211","490:4900001638","490:4900004073","490:4900002397","490:4900001370","490:4900001500","490:4900001777","490:4900001780","490:4900001369","490:4900003790","490:4900001640","490:4900001366","490:4900004074","490:4900003932","490:4900003797","490:4900001243","490:4900001122","491:4910001341","490:4900003805","490:4900001365","490:4900003936"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.19893884840771753,0.14177714360925728,0.13871847237420948,0.1247439212191166,0.12364237955070576,0.11206779297618351,0.09936956630486515,0.09180211162707869,0.08517745034290332,0.0777616355878588,0.07298797763721483,0.06734771573796342,0.05679442810346288,0.04581386647112433,0.04050927224609962,0.03821519874293975,0.03635422496324102,0.029956018350015396,0.02729851285570844,0.025863324109476005,0.023111295182952355,0.021822042134984943,0.02061729147512242,0.02000805610615532,0.01929578187969441],"twin_dists":[0.23339553256601286,0.25671155985667354,0.2581406152634128,0.26498802328935767,0.26555200583609534,0.27172345673409504,0.27908872303884585,0.28383563211573765,0.2882522361648782,0.29353398791319313,0.29715217651165104,0.3016828795791077,0.31106591184897586,0.32250575742461607,0.3288787404423629,0.33185521115287486,0.3343830406256101,0.34400930161431387,0.34853449271222564,0.35113841015123115,0.356501744649933,0.35920732152280327,0.3618642180818064,0.36325967375967644,0.3649389326600237],"n_dims_used":45,"mean_confidence":0.9138234456380209},"coverage":{"mean_confidence":0.9138234456380209,"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}}