{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001281","490:4900003585","490:4900003042","490:4900003041","490:4900003990","490:4900002617","490:4900003718","490:4900003721","490:4900002614","490:4900002746","490:4900002461","494:4940005772","490:4900002298","487:4870001574","487:4870001290","490:4900002605","490:4900004294","487:4870001014","490:4900002907","490:4900002598","490:4900004019","490:4900004275","490:4900003325","490:4900003458","487:4870001938"],"twin_admin_codes":[487,490,490,490,490,490,490,490,490,490,490,494,490,487,487,490,490,487,490,490,490,490,490,490,487],"twin_sims":[0.422159853945549,0.34404815564572183,0.2969891917077589,0.2902390861435232,0.2684446540062804,0.263059312036722,0.2598985406371755,0.25441198276295146,0.2533152158485553,0.24062729059090174,0.2320909667141503,0.22912698315083163,0.2229202152963237,0.2208822810758883,0.22079787729105652,0.2191443621172838,0.21838860010282807,0.21798107609270753,0.20862076799220242,0.20510834264514138,0.20501124298355516,0.20041135516965783,0.20019949469678663,0.1995609367599293,0.19402951994153025],"twin_dists":[0.17056345124711547,0.18972112439321845,0.20237591977467084,0.20428313615747212,0.21062987466259372,0.2122465241746302,0.21320501788659504,0.21488638368158727,0.2152252364944619,0.2192153663809158,0.22197718550646633,0.22295170973506961,0.2250197848919622,0.2257071660605332,0.22573572610643644,0.22629671291626552,0.22655406475807,0.22669308286428141,0.22993559510918757,0.23117782329862083,0.23121236997593392,0.23286196771983006,0.23293856881338876,0.2331697868274626,0.2351944109853951],"n_dims_used":43,"mean_confidence":0.9107419391011082},"coverage":{"mean_confidence":0.9107419391011082,"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}}