{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010152","490:4900012040","490:4900010598","490:4900011507","490:4900010242","490:4900011508","490:4900009549","490:4900010403","490:4900009643","490:4900010567","490:4900009931","490:4900010042","490:4900010041","490:4900008211","490:4900011171","490:4900011311","490:4900009642","490:4900008440","490:4900007673","490:4900007791","490:4900008331","490:4900010313","490:4900010128","490:4900009829","490:4900007889"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.05896044219162128,0.03963037037831994,0.01627987912961165,0.008996660055292044,0.004835948808961707,0.004211367157028845,0.002082372975620725,0.0014760622208191657,0.0007566066920563079,0.00047404114183403667,0.00046288988437072007,0.00039165045745468547,0.00034134051942580037,0.0002689122820758816,0.0002589693135608591,0.00021382028864762792,0.00013173268608703846,0.00011446171458182558,0.00011004231932521018,0.00006814498053907501,0.00006485344639731852,0.00006229707829550757,0.00006060150272748375,0.00006047801128139684,0.00005240275371758566],"twin_dists":[0.3090297058071517,0.33000182223539376,0.37271151022981314,0.39864917816853446,0.4241024658834381,0.4295673202295266,0.45638446198212096,0.4689306229050618,0.4923824953398237,0.5081468215235657,0.5089363865981301,0.514445313645643,0.5189336623957667,0.5266286451864137,0.5278339791769243,0.5339207832517501,0.5490093000037715,0.5533101348533397,0.5545091745341666,0.568899861179133,0.5703658248845589,0.5715538780517336,0.572367662309881,0.5724277722302362,0.5766354522452394],"n_dims_used":45,"mean_confidence":0.8896489461263021},"coverage":{"mean_confidence":0.8896489461263021,"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}}