{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002202","491:4910001051","491:4910003078","491:4910002203","491:4910002872","491:4910003249","491:4910002484","491:4910001048","491:4910003124","491:4910001440","491:4910003209","491:4910002983","491:4910003372","491:4910002526","491:4910000986","491:4910003121","491:4910003128","491:4910003030","491:4910003331","491:4910003075","491:4910003077","491:4910002531","491:4910003167","491:4910002529","491:4910002481"],"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":[0.6630436723149999,0.6441508515307275,0.3815391070317426,0.35868891616952575,0.35509410172314004,0.34991979400293705,0.34477294741929143,0.3314215762684754,0.27985872736587686,0.2542109623977845,0.24442261483207747,0.24374394481655784,0.23553858248999474,0.22446334432870038,0.2223067974095708,0.21922275946224687,0.2169038557632975,0.20261308779551623,0.19170517841540335,0.17002575426677846,0.1613954127428468,0.15794794516736446,0.14295156808747708,0.13048561241050183,0.1287683774811816],"twin_dists":[0.11773742549060393,0.12180846932325354,0.180291043348655,0.18597915887973285,0.18689046569286732,0.18821061103218958,0.18953393412212305,0.19301674087771295,0.20726848002170234,0.21494842060295938,0.21800789806239204,0.21822291974494176,0.22085388908144485,0.22450208174509212,0.22522624350115697,0.22627005118095053,0.2270613965249962,0.23206918066031618,0.23605713400676875,0.2444819772456114,0.2480499312445321,0.24951385377690846,0.2561689498701788,0.26210797248385503,0.2629591173843238],"n_dims_used":45,"mean_confidence":0.8994193183051216},"coverage":{"mean_confidence":0.8994193183051216,"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}}