{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001081","481:4810006034","489:4890000024","481:4810005508","489:4890000011","489:4890000002","493:4930002071","481:4810004796","470:4700008954","470:4700007962","470:4700001506","481:4810006170","485:4850000983","481:4810002422","481:4810005748","470:4700001221","481:4810006172","470:4700004805","466:4660005957","481:4810004710","489:4890000071","488:4880004772","489:4890000037","481:4810005004","481:4810004609"],"twin_admin_codes":[470,481,489,481,489,489,493,481,470,470,470,481,485,481,481,470,481,470,466,481,489,488,489,481,481],"twin_sims":[0.3605842741258256,0.2778495196853386,0.25251680399485044,0.2011370418228722,0.1959698089576248,0.18353831108696103,0.18162661366044205,0.18038437046551958,0.1797313150375927,0.17182191261985766,0.1697976506999101,0.16227809894959086,0.15492479592775327,0.15437461859403848,0.15244326099463237,0.15149934300303694,0.15100127808207942,0.15098176971751395,0.15019872143525562,0.14989387705939036,0.14810487412693532,0.1413629522497612,0.13697974934998608,0.13669974165978344,0.13547290616794724],"twin_dists":[0.18550056080270708,0.20785401259514058,0.21547249777607164,0.2326000075958559,0.2344797218335388,0.23914769811180414,0.23988505296727758,0.24036713940111007,0.2406215184442891,0.24375588428290593,0.24457458075622263,0.24767876892718474,0.2508168881486593,0.2510560203078834,0.25190045301503405,0.25231601397316555,0.2525360549783076,0.2525446844692163,0.2528917438811121,0.2530272159554009,0.2538263635406946,0.25690372283253105,0.2589634865324535,0.25909673287456697,0.2596829648545714],"n_dims_used":45,"mean_confidence":0.9144102308485244},"coverage":{"mean_confidence":0.9144102308485244,"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}}