{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001130","491:4910001186","491:4910001194","491:4910001124","491:4910001187","491:4910001330","491:4910001563","491:4910001065","491:4910001624","491:4910001568","491:4910001323","491:4910001059","491:4910001382","491:4910001001","491:4910001267","491:4910001331","491:4910000987","491:4910001322","491:4910001195","491:4910001264","491:4910001514","491:4910001501","491:4910001182","491:4910001321","491:4910001916"],"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":[0.7386056761384762,0.6050719511928149,0.5902995356760158,0.5896647692206245,0.5702395859910654,0.5586406083179615,0.49875613135082997,0.41747299310198754,0.4129937004158427,0.3729650754680465,0.3719904877322666,0.3239149507407886,0.3132465822431908,0.3054801837692494,0.253360844410619,0.2504037199188228,0.23702497868685754,0.23019951657514848,0.22862972758394318,0.2232229613629058,0.22168870238266394,0.21137612691572147,0.203904515201939,0.18914504881576297,0.1889559483751739],"twin_dists":[0.10110060950831515,0.13018683653445867,0.13335083102236217,0.1334868519283173,0.1376545419597851,0.14015002968337364,0.15319002896971884,0.17166395126107922,0.17272066019615945,0.18240505279806896,0.18264684589282698,0.19500854682837593,0.19788410939583026,0.20001264472566638,0.2152111207062039,0.21612931479487285,0.22037291510066898,0.22259811847153782,0.2231160151919236,0.22491802901292027,0.22543466127891154,0.22897105194815195,0.23160692198148602,0.2370158584541269,0.23708703220182709],"n_dims_used":45,"mean_confidence":0.8967992146809896},"coverage":{"mean_confidence":0.8967992146809896,"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}}