{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000203","491:4910000125","491:4910001711","491:4910000272","491:4910000397","491:4910000500","491:4910000552","491:4910002586","491:4910003211","491:4910003129","491:4910000852","492:4920004881","491:4910002734","491:4910002633","492:4920006811","492:4920004093","491:4910002214","492:4920007061","491:4910000395","491:4910002673","491:4910000311","492:4920004043","491:4910000499","491:4910002488","491:4910002783"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,492,491,492,491,491,491,492,491,491,491],"twin_sims":[0.7092805247215301,0.6004087872946354,0.5162438753673119,0.4684842151001772,0.4105162957105802,0.3899605474425508,0.37344928492468926,0.3631488081000356,0.34227910005828904,0.3335735705799275,0.3161571937616791,0.308285097060507,0.2905864997858116,0.27875610135875073,0.27854368929909407,0.27805145382094276,0.2762974654461367,0.27498579999694733,0.27382310785002134,0.2737298093949169,0.27368912598817957,0.2734789441595738,0.27296994514402245,0.26880768285116,0.2683822902196469],"twin_dists":[0.10764772341946993,0.13118538884022146,0.14934730284975334,0.1599358693882358,0.17330723845387672,0.17823679619702404,0.18228503737429932,0.18485502455339003,0.19017889674732621,0.19245031305420454,0.1970941723839737,0.19924035609645513,0.20418433742216627,0.20758949446777536,0.20765142400743805,0.2077950477442311,0.20830808824330524,0.2086930517221931,0.2090352344124644,0.2090627309487155,0.20907472279660383,0.20913669347363015,0.2092868897098387,0.21052162358700202,0.21064847996405744],"n_dims_used":45,"mean_confidence":0.898875257703993},"coverage":{"mean_confidence":0.898875257703993,"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}}