{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002391","491:4910003269","491:4910003222","491:4910003190","491:4910003092","491:4910002757","491:4910002392","491:4910002541","491:4910003180","491:4910003145","492:4920000292","491:4910002088","491:4910003135","491:4910003052","491:4910001430","491:4910003356","491:4910003191","491:4910003302","491:4910002090","491:4910002857","491:4910002812","491:4910003232","491:4910003400","491:4910002705","491:4910003223"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4237372440407938,0.41265402683743474,0.3930098915481825,0.3791956539903411,0.35340598482617686,0.3141109330356597,0.31118080799708353,0.26814950259075854,0.2419834896289073,0.23366315485269218,0.1886142192951415,0.18583509573122475,0.18520668260406242,0.17536062930099566,0.1727299559550013,0.16211875931509495,0.159016640456166,0.158006508833496,0.15605526764757877,0.15480983753178298,0.15240084489034064,0.15226354484073376,0.13950666565564418,0.1368817646133053,0.1334453094650044],"twin_dists":[0.17019423219391772,0.17280099420029685,0.17749813644680096,0.1808665300935427,0.18732005663875492,0.19764909203576778,0.19844729519495563,0.21071795234942187,0.21878249063345753,0.22146358964327612,0.23721577897948226,0.2382689379028295,0.23850860849025438,0.24234110821551297,0.24339087758440237,0.24774566143482893,0.2490575804398029,0.2494887921872895,0.25032747695350377,0.2508668028694976,0.251919086138251,0.2519794272954591,0.25777013025938406,0.25901009099681477,0.2606606230872586],"n_dims_used":45,"mean_confidence":0.895479498969184},"coverage":{"mean_confidence":0.895479498969184,"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}}