{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001134","490:4900000761","490:4900001135","490:4900006753","490:4900007255","494:4940008941","494:4940007327","494:4940008454","490:4900006873","494:4940008961","490:4900000985","490:4900011278","490:4900007373","490:4900007129","490:4900002559","490:4900004674","490:4900000868","490:4900005890","490:4900004126","490:4900004675","490:4900007251","490:4900007738","490:4900000456","494:4940007335","494:4940008056"],"twin_admin_codes":[490,490,490,490,490,494,494,494,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494],"twin_sims":[0.07722206365802159,0.06628033511062231,0.06084258355052396,0.05099620052259872,0.047867943490098715,0.040220040324881884,0.03320541871633757,0.031141300809535317,0.03062909938443298,0.029876592708525204,0.028290658325517044,0.027340066759854596,0.02641706893160173,0.025531044279532927,0.023653332405984752,0.02361518606659458,0.022401580383355,0.02220397090235121,0.02213605765091278,0.021191720194775103,0.02077045401799304,0.018797007078516524,0.018782076049157746,0.0177305354937292,0.017478305107602777],"twin_dists":[0.2939338301636983,0.3025747801430597,0.3073097872914001,0.3168513852034839,0.32020365796412226,0.32924603650134004,0.3389222597778888,0.3421013484134321,0.34291807204329733,0.34413945287706205,0.3468025097407481,0.3484608736452307,0.3501193094407361,0.35175900795334714,0.3554032024272,0.35547979568255583,0.35797441225806187,0.358391660371572,0.3585358026428763,0.36058101223803274,0.36151905685730185,0.3661473740409172,0.366183979313742,0.368828313399616,0.3694829816525387],"n_dims_used":45,"mean_confidence":0.9117036607530382},"coverage":{"mean_confidence":0.9117036607530382,"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}}