{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003347","491:4910002544","491:4910003043","491:4910002846","491:4910002991","491:4910002892","491:4910003429","491:4910002440","491:4910002496","491:4910003472","491:4910003386","491:4910003387","491:4910002492","491:4910003489","491:4910002904","491:4910002953","491:4910003427","491:4910002997","491:4910003402","491:4910003101","490:4900005936","491:4910003385","491:4910002449","491:4910003399","491:4910003177"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491],"twin_sims":[0.5827817344995615,0.5543394131391984,0.532303981506278,0.5301190653417988,0.43814834109304945,0.40725850478528647,0.38647059471273754,0.36490671378771505,0.3279687240683586,0.30837784566605725,0.3027333837853501,0.3003024364867516,0.2894798688964975,0.27930815026451605,0.27559571562322194,0.24813642455641366,0.2456208521055828,0.24243974226035306,0.23871308496615395,0.2355415476769137,0.2290364949737308,0.22413616858468702,0.21415531929960585,0.20668333824906623,0.1987948964570781],"twin_dists":[0.13496234605995394,0.14107718880621914,0.1458462804485287,0.1463211930848452,0.16684679204615038,0.17408095949353006,0.1790855213332353,0.1844138637897994,0.19392979416703873,0.19921488851656954,0.2007729176079982,0.2014491198529265,0.20449929065627956,0.20742867668767329,0.20851390682125717,0.21683801655845536,0.21762920102025587,0.2186372159671536,0.21982905222842067,0.22085292762221903,0.22298159170027543,0.2246116472212258,0.22800676632814834,0.23061901786458028,0.23344783978370667],"n_dims_used":44,"mean_confidence":0.8931027325716886},"coverage":{"mean_confidence":0.8931027325716886,"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}}