{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002380","481:4810000388","481:4810001551","488:4880001857","481:4810000821","481:4810000749","488:4880001763","488:4880002720","488:4880002174","481:4810001098","481:4810001715","481:4810002151","488:4880001999","481:4810001724","488:4880001860","488:4880001331","488:4880001931","488:4880001316","488:4880002567","481:4810001717","481:4810000904","488:4880001934","481:4810001032","488:4880002712","488:4880001225"],"twin_admin_codes":[488,481,481,488,481,481,488,488,488,481,481,481,488,481,488,488,488,488,488,481,481,488,481,488,488],"twin_sims":[0.7566597231298916,0.693624686541344,0.6811517801767832,0.6487479715417868,0.6178701227739243,0.5827549308837989,0.5715839278141197,0.566855505111202,0.5644585454649205,0.5601689062097078,0.5577988350425837,0.556172921644876,0.5557183721773005,0.5442659593040432,0.538428585152027,0.5236063573207588,0.5144577414718514,0.5088076732561352,0.5050243803086217,0.5033733316913178,0.501359675959445,0.48393683995645687,0.47999395205340434,0.4670477208416498,0.46410397697426525],"twin_dists":[0.09698792171277197,0.11109003323026065,0.11381186978607151,0.12081971232193951,0.1274461197255483,0.13496809414604652,0.13736570421498587,0.13838196389663823,0.1388975107642803,0.13982083942769963,0.1403313989167113,0.14068183147910696,0.14077982723986296,0.14325306143992794,0.14451715039736973,0.1477393055501058,0.14973822814217588,0.15097708732839465,0.1518086180216143,0.15217202240063002,0.1526156774016071,0.15647594685361732,0.15735533872391183,0.16025941712587718,0.16092352135143245],"n_dims_used":45,"mean_confidence":0.9231851365831163},"coverage":{"mean_confidence":0.9231851365831163,"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}}