{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011556","490:4900010559","490:4900011355","490:4900011815","490:4900012015","490:4900011353","490:4900011417","490:4900011487","490:4900009284","490:4900012084","490:4900010110","490:4900011555","490:4900011882","490:4900011352","490:4900009285","490:4900011749","490:4900008735","490:4900011484","466:4660003606","490:4900011283","490:4900008739","490:4900008407","466:4660003489","490:4900008740","466:4660004893"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,466],"twin_sims":[0.4730474948227737,0.4461647046560215,0.4459131565534787,0.41738810664932374,0.40516073775273825,0.39211141962951024,0.3832449947156563,0.37919255531746987,0.372468043683603,0.3689778985458628,0.34771928466789226,0.3468118917484568,0.33514896644809256,0.32307952334415974,0.31649001861170833,0.3053227548937171,0.30332799335459676,0.29466736049721237,0.2902361695390225,0.2831061687104549,0.28159837814587635,0.2815804670873054,0.2762430998313221,0.27126448663258895,0.2696808610763988],"twin_dists":[0.1589102834847921,0.1650036937578328,0.16506133408912857,0.17168393135250254,0.17458062756686601,0.17771549963020417,0.17987319431830118,0.18086729217733225,0.1825283262726927,0.18339625348140465,0.18877512750357342,0.1890084563796885,0.19203691320550031,0.19523179294119775,0.19700410711901362,0.2000561113919514,0.20060800024304778,0.2030290230171955,0.20428396589000677,0.20632746571063923,0.20676356229961804,0.20676875117396232,0.20832402188632138,0.20979139890688414,0.21026162196706782],"n_dims_used":45,"mean_confidence":0.9148985120985244},"coverage":{"mean_confidence":0.9148985120985244,"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}}