{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720004306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720003848","472:4720004314","472:4720003926","472:4720003620","468:4680000200","472:4720003929","472:4720004300","468:4680001003","472:4720003400","472:4720003169","472:4720003626","472:4720004147","472:4720004152","468:4680000934","472:4720003997","472:4720004006","472:4720003540","472:4720003551","472:4720004235","472:4720004003","499:4990000934","472:4720003401","496:4960008223","467:4670003987","472:4720003548"],"twin_admin_codes":[472,472,472,472,468,472,472,468,472,472,472,472,472,468,472,472,472,472,472,472,499,472,496,467,472],"twin_sims":[0.5321824348281031,0.5014763980319924,0.45041017287139185,0.4092486656550207,0.36784174357376365,0.36736667089906344,0.3595958530194139,0.33648583998928605,0.3339326213146972,0.31337473518353964,0.3108456025724512,0.3063273667218628,0.3023448701248229,0.2903466363649902,0.283537896807041,0.2812255905822416,0.27610180538854967,0.2747917363828737,0.27231444375155484,0.25980436335495516,0.2553830041641798,0.24778598896485937,0.24694625787918842,0.24415751518351234,0.23579023592642312],"twin_dists":[0.14587268908540799,0.1525899474959024,0.16403272335861002,0.17360797614340076,0.18367967218279974,0.1837983107798972,0.18574998680771876,0.19168693048363342,0.19235600124917787,0.19784924128263778,0.19853888234677572,0.19977895658642458,0.2008807752018815,0.20425254311606736,0.2062028560077346,0.20687160094427748,0.20836544186799613,0.20875010327662125,0.20948057004122433,0.21323368883640986,0.21458715374486959,0.21694792391319323,0.21721169590818468,0.2180918431426203,0.2207723188382389],"n_dims_used":45,"mean_confidence":0.9214236789279514},"coverage":{"mean_confidence":0.9214236789279514,"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}}