{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003382","480:4800003558","480:4800003496","480:4800003102","480:4800002799","480:4800003059","480:4800003557","480:4800003143","480:4800003101","480:4800002847","480:4800003103","480:4800003436","480:4800003279","480:4800003760","480:4800003624","480:4800003622","480:4800003623","480:4800003437","480:4800002890","480:4800003621","480:4800003559","480:4800003282","480:4800003688","480:4800003497","480:4800002845"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9459359520113385,0.8653107516288687,0.838937351138068,0.8337973316938116,0.7833776200107864,0.7541902018592136,0.7392151037187523,0.7230915162539313,0.6760963743340062,0.6678042742283744,0.6598825458301971,0.6580976439819469,0.6564449777889447,0.6242999392483569,0.6106690132691195,0.6002141217608095,0.5654366094901943,0.5257158954451634,0.5186586435672312,0.5183645346570205,0.49703234138224406,0.49454491921482063,0.47079025737541574,0.4569944624667628,0.43930549897842114],"twin_dists":[0.04330118098480968,0.06985909584610772,0.07697060466375677,0.0783057892621105,0.09075251992164715,0.09755479310721092,0.10096291388938904,0.10458235103863342,0.11491061651447154,0.11670798504197039,0.11842009887717317,0.11880526872102515,0.11916172122224652,0.12606851046261766,0.12898834099959833,0.1312270763223868,0.13868711280381904,0.14727953938689306,0.14881931313888022,0.14888358847349878,0.15357076634952588,0.15412083373545152,0.1594171741726862,0.16253354982517693,0.1665799367269592],"n_dims_used":42,"mean_confidence":0.9114541553315663},"coverage":{"mean_confidence":0.9114541553315663,"n_dims_used":42,"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}}