{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001122","491:4910001191","491:4910001193","491:4910001060","491:4910001560","491:4910001967","491:4910001061","491:4910001443","491:4910001569","490:4900003106","491:4910001515","491:4910001507","491:4910001966","491:4910002255","491:4910001456","491:4910001389","490:4900002375","490:4900003642","491:4910001962","491:4910001396","491:4910001968","491:4910001688","491:4910002259","491:4910002064","490:4900004477"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,490,490,491,491,491,491,491,491,490],"twin_sims":[0.7651167557719692,0.7266980488878386,0.6145390725075838,0.5686851312425263,0.5592559965533799,0.5294249965205748,0.5229900568636435,0.5066997564989377,0.4276178623345959,0.4084650497747952,0.398710497161184,0.3936856396990023,0.3931925595821877,0.37400771456824594,0.34978191062573794,0.3475265789693079,0.34732347077023557,0.3313863703875178,0.3264387589557422,0.3205426410837545,0.3181583517954995,0.3047670749128231,0.2953426173563756,0.28466100904787933,0.2785862941198163],"twin_dists":[0.09503526625947717,0.10377682265159714,0.12815957126346145,0.13798861682416388,0.14001746203947152,0.14647214202664446,0.1478737049832073,0.15144018443479948,0.16928832562859378,0.17379408942489302,0.17612433331270655,0.17733480792251138,0.17745397268168228,0.18214672093540749,0.1882459286842225,0.18882465337261625,0.18887686837759868,0.19302602412193362,0.1943360621006245,0.195911689987022,0.19655344604114686,0.20020964036237687,0.20283876939581935,0.20587922711714238,0.20763900010656344],"n_dims_used":44,"mean_confidence":0.8956006656993519},"coverage":{"mean_confidence":0.8956006656993519,"n_dims_used":44,"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}}