{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000758","491:4910000274","491:4910000402","491:4910000112","491:4910000502","491:4910000353","491:4910000209","491:4910000208","491:4910000178","491:4910000569","491:4910000471","491:4910000623","491:4910000514","491:4910000942","491:4910000106","491:4910000634","491:4910000370","491:4910000686","491:4910000944","491:4910000198","491:4910000941","491:4910000564","491:4910000451","491:4910000417","491:4910000756"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4216403995490704,0.32905300835391765,0.26401170027397636,0.2574701167924406,0.2007925507502288,0.19803369925986103,0.18189796420908388,0.1778094095274364,0.17580295694707487,0.1757901637755926,0.14874633033498616,0.14801730239755115,0.14144515004216454,0.12906138102059342,0.1137556505816984,0.09406443215261284,0.09272973447338241,0.09068456784784978,0.09021703302217096,0.08753962047540774,0.08599683287071744,0.08269038885956478,0.07984729469761274,0.07087254518639875,0.06593532797553153],"twin_dists":[0.17068516638978865,0.19364250531311375,0.21195913090476762,0.21394641923992527,0.23272428153266528,0.23372486861679492,0.23978005846518735,0.2413739645766339,0.24216570294644152,0.2421707716671251,0.2535390105430962,0.2538656642461351,0.25686555408828726,0.26281328636623313,0.27079391498300476,0.2823852040396285,0.28323753410981245,0.28456256413432873,0.28486878785678565,0.28664707410517826,0.2876914734334983,0.28998107844317084,0.2920091043630432,0.29881701729269666,0.30286557215722987],"n_dims_used":45,"mean_confidence":0.8894374423556858},"coverage":{"mean_confidence":0.8894374423556858,"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}}