{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001540","480:4800002378","480:4800002475","480:4800002425","480:4800002474","480:4800002041","480:4800002288","480:4800002521","480:4800002518","480:4800001929","480:4800001584","480:4800001481","480:4800002146","480:4800001765","480:4800001646","480:4800002096","480:4800002360","480:4800001701","480:4800001363","480:4800001483","480:4800001706","480:4800001990","480:4800001310","480:4800001486","480:4800001424"],"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":[0.855452088528085,0.7233767373155129,0.7176612584925623,0.6963979028809504,0.6854115968919818,0.663025862000672,0.6455446399331466,0.573878205605522,0.5736178029337775,0.5682363881014544,0.5647397350163059,0.5524269336602229,0.5481758500580748,0.4745491321081507,0.4587105465004493,0.45830207035979853,0.4388793097251708,0.4214380230892693,0.40520957595852297,0.40265570141195817,0.3983666239288733,0.39688354617351723,0.3816872329691546,0.37842971330028086,0.37142362639837656],"twin_dists":[0.07257304336509324,0.10451872657944875,0.10579113784454788,0.11048252217478084,0.11288412959806056,0.11774127372345099,0.12150879841337499,0.13687293350497437,0.13692885331216284,0.1380850774368631,0.13883701753231126,0.14148978721676794,0.14240773353113648,0.1585735176598097,0.16214411145061058,0.16223676111655727,0.16667818921213437,0.17073260299392848,0.17456898168712565,0.1751788200687323,0.17620694748105814,0.17656362520551405,0.18025472508743703,0.18105499654371104,0.1827876269708096],"n_dims_used":43,"mean_confidence":0.9138453283975291},"coverage":{"mean_confidence":0.9138453283975291,"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}}