{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003515","480:4800002722","480:4800003449","480:4800003635","480:4800003448","480:4800003849","480:4800003517","480:4800003514","480:4800003343","480:4800003708","480:4800003573","480:4800003208","480:4800002866","492:4920003100","480:4800002813","480:4800003063","480:4800005257","492:4920003668","492:4920002954","480:4800003571","480:4800003701","480:4800002956","480:4800003300","480:4800003287","497:4970002777"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,492,492,480,480,480,480,480,497],"twin_sims":[0.27256848476255485,0.22707573369386005,0.21854061039016934,0.14166136572846713,0.13490635783762986,0.1009737864352155,0.08018315005631636,0.07886902807376059,0.07835251668702276,0.07711862569925544,0.06487777880041969,0.06332597816668935,0.058665598576234455,0.056726144830326654,0.054560535054608596,0.05017885019630006,0.04622952018349515,0.046109777821810555,0.045413412666000914,0.04527315094780093,0.0451647725832862,0.04190442628596394,0.041173809320109354,0.04001130266919455,0.03991324615107546],"twin_dists":[0.2094054747935595,0.22363102175066407,0.22650225430276222,0.25676523257963585,0.2599550288078443,0.2781191316264109,0.2917665483681468,0.29272030786657866,0.2930986752106926,0.2940107380493858,0.30376474327052444,0.3051060833495786,0.30930321660180693,0.3111311376685822,0.31323424150706974,0.3177103553249032,0.3220330410518379,0.3221688558769211,0.32296459806197586,0.3231261122737903,0.3232511997407155,0.3271375056475768,0.3280431554537564,0.32951250087167444,0.32963808059921884],"n_dims_used":43,"mean_confidence":0.9137412670046784},"coverage":{"mean_confidence":0.9137412670046784,"n_dims_used":43,"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}}