{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002891","491:4910002552","491:4910003522","491:4910002800","491:4910002799","491:4910003089","491:4910002898","491:4910002842","491:4910002954","491:4910002390","491:4910003305","491:4910003470","491:4910003150","491:4910003012","491:4910002543","491:4910003051","491:4910002947","491:4910002540","491:4910003130","491:4910003058","491:4910002489","491:4910002841","491:4910003262","491:4910002610","491:4910002561"],"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":[0.36451202445672126,0.3605190566725602,0.31851333131204757,0.30900152385252777,0.29915569937452924,0.2990833605719013,0.28145045949680764,0.22365275727513997,0.21054624762844606,0.19476459336980506,0.1929318526512488,0.18690526544952293,0.18283512843486902,0.17697444181296182,0.17481735852919467,0.16210658601546288,0.15996603625119665,0.15932956899543718,0.15807331570521194,0.15566553109602696,0.1442378152853352,0.1396335726959027,0.13659640612794874,0.12701263062485646,0.1268916731800654],"twin_dists":[0.18451282070037198,0.1855170075319988,0.19645772870828004,0.1990437486970354,0.20176921047870325,0.2017894265885923,0.20680642065967902,0.22477372832105608,0.22926065656048664,0.2349230715965697,0.23560092900464213,0.23786209323705343,0.23941828737220439,0.2417026635126799,0.24255697462231252,0.24775077387807257,0.24865411036415686,0.24892440023297308,0.24946021128791263,0.2504959105283464,0.25557846198328243,0.2577106245648834,0.259145958437014,0.2638382704537535,0.2638991753695398],"n_dims_used":45,"mean_confidence":0.8954200744628906},"coverage":{"mean_confidence":0.8954200744628906,"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}}