{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003687","480:4800002664","480:4800002607","480:4800003330","480:4800002656","480:4800002668","480:4800003698","480:4800003187","480:4800003621","480:4800003752","480:4800003239","480:4800002954","480:4800002861","480:4800003195","480:4800002942","480:4800003633","480:4800003389","480:4800003688","480:4800003622","480:4800003142","480:4800002847","480:4800003285","480:4800003204","480:4800002614","480:4800002618"],"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":[0.6339782884645118,0.5892865016125161,0.5568331523369363,0.46405790510236844,0.43902877676578667,0.4112220992712281,0.3993592432455221,0.3592540352499818,0.3578746763076316,0.34864560650709436,0.31881980076348426,0.3136848162683884,0.3131983654723332,0.3119405794171063,0.3040780270815944,0.29076590125863916,0.2870829302208339,0.27584066360843923,0.2620627789164185,0.2502133820873386,0.24812425862743237,0.24403990819609542,0.2339389208610711,0.22827941207940797,0.22387873191830027],"twin_dists":[0.12399314901005441,0.13356791268735493,0.1405395142015025,0.16093392669081077,0.16664372723388288,0.17313996732304765,0.1759685630970096,0.18583632529491656,0.18618516055785772,0.18853726175512325,0.19637514001524442,0.19776490734253738,0.19789723041532686,0.19823991370189034,0.20040024293717776,0.20413334612711112,0.20518394646427363,0.20844202881715768,0.21254793636205932,0.21618865155853223,0.21684183049840147,0.21812910279675543,0.22137373762939344,0.22323190994167283,0.2246979331537531],"n_dims_used":43,"mean_confidence":0.9143878138342569},"coverage":{"mean_confidence":0.9143878138342569,"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}}