{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004385","490:4900003972","490:4900003825","490:4900003834","490:4900004252","490:4900003003","490:4900004113","490:4900002407","494:4940008952","490:4900001657","490:4900004390","490:4900003682","490:4900001938","490:4900004105","490:4900003675","490:4900008400","494:4940008988","490:4900002101","466:4660004228","490:4900001654","494:4940008990","490:4900011551","490:4900008278","490:4900008729","490:4900008399"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,494,490,466,490,494,490,490,490,490],"twin_sims":[0.4430548179228137,0.36532571245565176,0.2666760146105746,0.23608264198108633,0.23033840610830913,0.2252005593120798,0.2023203077593041,0.1635140053300811,0.1375480177879861,0.1265438002041599,0.11040834409203477,0.10890086641308833,0.09581543773857976,0.09488456299119799,0.0832976545396039,0.0775255053888383,0.07642062056880754,0.07369620433602395,0.07062984329543862,0.06920639170035528,0.06811761655071587,0.06534063597639478,0.05902531371480696,0.057505466824598554,0.05748339755372187],"twin_dists":[0.16571717643781997,0.18430887103202892,0.21115856595848978,0.22067761062734337,0.22255240913424998,0.22425559003745657,0.23217426060786503,0.24716153176018238,0.2586936918901481,0.26407458317214644,0.27264794388937913,0.273497125391699,0.2812813635398789,0.2818661933250597,0.2895551555746993,0.29370869335966593,0.2945318991049335,0.2966035304411802,0.2990105888451698,0.3001568865831367,0.3010466754501045,0.30336974134866157,0.30896967914418827,0.31039052902285486,0.31041138770374577],"n_dims_used":45,"mean_confidence":0.9188693576388889},"coverage":{"mean_confidence":0.9188693576388889,"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}}