{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006394","471:4710000114","473:4730005354","473:4730006847","473:4730007234","468:4680007224","498:4980000543","473:4730003648","473:4730006552","473:4730003428","498:4980001013","498:4980000544","473:4730005240","473:4730004859","473:4730007289","473:4730008142","473:4730005987","473:4730007932","473:4730009008","473:4730007114","468:4680007378","473:4730007100","473:4730005600","473:4730004671","473:4730007936"],"twin_admin_codes":[473,471,473,473,473,468,498,473,473,473,498,498,473,473,473,473,473,473,473,473,468,473,473,473,473],"twin_sims":[0.44730415813883434,0.4434905470203001,0.43154274036160173,0.41859960667121354,0.41549394760571634,0.40591840305625204,0.4016563301667087,0.39021207270039293,0.37802870447841136,0.37030770561658855,0.36887983645252753,0.3518772490632425,0.34499475513252337,0.3445139969067218,0.3430868009124707,0.3426200518157581,0.33939988460670634,0.3322440850084248,0.3304540096806888,0.3261074995611236,0.32007001320063927,0.3167121314471225,0.3163249596659308,0.31606507213206975,0.31264806542930185],"twin_dists":[0.16474275116392817,0.16561709421111032,0.16837552075068338,0.17139893947405924,0.17213022182857415,0.174400026369626,0.1754179325807505,0.1781757658844961,0.18115374212419338,0.1830650793670719,0.1834206982997394,0.18771000863138082,0.1894766901049072,0.18960078865606023,0.1899697348840067,0.1900905719668896,0.19092665162305553,0.1928000113926732,0.19327207000753177,0.19442416349770378,0.19603868904514501,0.19694403126902238,0.19704876678916244,0.19711911076509345,0.1980470627251512],"n_dims_used":44,"mean_confidence":0.9145866740833629},"coverage":{"mean_confidence":0.9145866740833629,"n_dims_used":44,"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}}