{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002603},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004009","490:4900004022","490:4900003068","490:4900001704","490:4900002302","490:4900001847","490:4900003865","490:4900001994","490:4900003357","490:4900003465","490:4900001998","490:4900004304","490:4900002604","490:4900002611","490:4900003894","490:4900004292","490:4900002313","490:4900001992","490:4900003728","490:4900004151","490:4900004426","490:4900001996","490:4900004306","490:4900003056","490:4900003193"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8078510630068562,0.7887928245321144,0.7214923317912022,0.6888799824616448,0.6403673552893622,0.6319629677934862,0.5981513001579545,0.5880077511415444,0.5768952341739066,0.5744360294955015,0.5697559858606075,0.5673538098045329,0.5646519963278445,0.5511979769488148,0.5496349425813388,0.5439205388387058,0.5434385546806555,0.5414589463355947,0.540096851384478,0.5383490659046883,0.5270014491323032,0.5135417993268319,0.5125289130966029,0.5101162353228272,0.5079671921573503],"twin_dists":[0.08484245402486172,0.08946298686475088,0.10493883150010276,0.11212737972281563,0.12262150111271573,0.12442551789177889,0.13166884677275179,0.13384196356303285,0.1362252251494387,0.1367531528785032,0.1377584637237267,0.1382748198226475,0.13885589263951761,0.14175504062073296,0.1420925376086153,0.1433277932078689,0.14343208475217,0.14386060776839538,0.14415562636924623,0.14453438806993363,0.14699955944316398,0.14993882744874523,0.15016076244913532,0.1506898553601689,0.15116167576215864],"n_dims_used":45,"mean_confidence":0.9180257161458333},"coverage":{"mean_confidence":0.9180257161458333,"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}}