{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001523","488:4880001610","488:4880001520","488:4880001340","481:4810000147","481:4810000151","481:4810000169","481:4810000149","481:4810000094","481:4810000320","481:4810000258","481:4810000144","481:4810000235","481:4810000168","481:4810000570","481:4810000228","481:4810000907","481:4810000155","481:4810001375","481:4810000935","481:4810000172","481:4810000193","481:4810001981","481:4810000190","481:4810000316"],"twin_admin_codes":[488,488,488,488,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481],"twin_sims":[0.8573470817389495,0.8402384510536876,0.7967134005877404,0.7965399336734804,0.7581166667605569,0.7544225384686034,0.7471130496453191,0.7358118618136718,0.7338030438873734,0.7103856891741409,0.7020328772540686,0.678177597480281,0.6693600718114036,0.6671333859290146,0.6581533138135258,0.6375641604099298,0.6365461542225997,0.6277920024626417,0.611564368958583,0.5926430846595165,0.5906494930699128,0.5892083201319013,0.5845381062875961,0.5834482632807166,0.5764961594967475],"twin_dists":[0.07205692324540161,0.0766302524239752,0.08755896031500596,0.08760089804478073,0.09665279785130979,0.09750152251234717,0.0991715270024744,0.10173091313233168,0.10218318308160747,0.1074034891866958,0.10924521903847481,0.11445856797487398,0.11637118454644364,0.11685316155266567,0.11879325866187178,0.12322349587960271,0.123442041790376,0.1253199803172153,0.1287966103000922,0.1328487066395478,0.13327584365263925,0.13358466691933799,0.13458573041273184,0.13481941393629995,0.1363108818057846],"n_dims_used":45,"mean_confidence":0.9213962978786893},"coverage":{"mean_confidence":0.9213962978786893,"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}}