{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009626},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010035","490:4900010830","490:4900009928","490:4900011626","490:4900008118","490:4900010909","490:4900010579","490:4900012093","490:4900010303","490:4900010662","490:4900010564","490:4900012095","490:4900012158","490:4900012159","490:4900011755","490:4900009623","490:4900008008","490:4900010392","490:4900008901","490:4900010482","490:4900009527","490:4900008341","491:4910003892","490:4900011624","490:4900007783"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.6226180219644423,0.449904593821189,0.4115708201284356,0.40221627348089856,0.38229166795552627,0.32279305474632985,0.3210182356382132,0.29643178706763296,0.2841711741568323,0.28248693130874747,0.28121003225208396,0.2808686180061351,0.2722777591600885,0.26334513831297274,0.25687257100533845,0.2541692785738204,0.25147888325863677,0.23044370976958872,0.2279252286345952,0.22647416334977716,0.2161315701821672,0.19811112933580022,0.1780627475392335,0.17506005397900584,0.17100388179029105],"twin_dists":[0.12642893778565653,0.1641481720806625,0.17305736897426532,0.17528392587782968,0.1801065968576966,0.19530841823127404,0.19578399966806243,0.20253243578054714,0.2060202800353565,0.20650639672393495,0.20687611183432444,0.2069751375558458,0.20949141767375679,0.2121602048439264,0.2141295265458638,0.21496128855168306,0.21579467828334234,0.2225177652119337,0.22334920399028468,0.22383101396543698,0.22732620761478842,0.23369665526549901,0.2412744507974768,0.24246048155505584,0.24408589321810417],"n_dims_used":45,"mean_confidence":0.8868221706814237},"coverage":{"mean_confidence":0.8868221706814237,"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}}