{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001183","491:4910000995","491:4910001192","491:4910001317","491:4910001621","491:4910001188","491:4910001257","491:4910001863","490:4900006323","491:4910001131","491:4910001321","491:4910001202","491:4910001501","491:4910001264","491:4910001141","491:4910000996","491:4910001254","491:4910001623","491:4910001126","491:4910001800","491:4910001860","491:4910001182","491:4910001561","491:4910001190","491:4910001053"],"twin_admin_codes":[491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.38015523928613293,0.37399259862325246,0.14897133781740926,0.07550022600764451,0.0713658125598684,0.05691179314288576,0.054484010314515545,0.05107850857376295,0.046165495912873875,0.04400618538704896,0.036247466418437395,0.029552112669890062,0.02952409983348087,0.028388336097011423,0.02668785126994338,0.026249008802384986,0.024575421951018694,0.024314508450121355,0.02318178062207912,0.019885419261493495,0.018798011759324402,0.017749694707332363,0.01667156173438856,0.01561327610385495,0.014597110689078176],"twin_dists":[0.18063067565897406,0.18215046363863707,0.25343843057746174,0.2952250002856258,0.2984252532723026,0.3109539530824385,0.3133098123139503,0.3167655223755385,0.3221056223078703,0.32460439106664746,0.3345313584542667,0.3446742658417624,0.34472067290291875,0.34663483235486603,0.3496276594953479,0.35042664035539195,0.35358354537742337,0.35409235408401085,0.35635763683857774,0.36354504513559766,0.36614491185397463,0.3687789194437318,0.3716340197813591,0.3745988050765589,0.37761693034030613],"n_dims_used":45,"mean_confidence":0.8952356974283854},"coverage":{"mean_confidence":0.8952356974283854,"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}}