{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000912","494:4940007495","490:4900000569","494:4940008595","494:4940008428","494:4940007386","494:4940008127","494:4940007387","494:4940008031","494:4940008030","494:4940007594","490:4900000899","494:4940007170","490:4900002634","490:4900003335","490:4900002633","490:4900000689","494:4940007924","494:4940008513","494:4940008110","490:4900000570","490:4900003224","494:4940008599","494:4940007600","494:4940008416"],"twin_admin_codes":[490,494,490,494,494,494,494,494,494,494,494,490,494,490,490,490,490,494,494,494,490,490,494,494,494],"twin_sims":[0.7677805019548258,0.6454520451081396,0.5861700703398153,0.576007253386421,0.5677876542078572,0.5651825961772017,0.5600468102632097,0.5384333120864461,0.5359732918802889,0.5289211033122415,0.5192949850444715,0.5173539336579203,0.5110939316981736,0.5093737069947329,0.5091124667809894,0.5065484787763165,0.5060030738290767,0.5059413052193273,0.50073469546367,0.4924894831633535,0.48442665677585905,0.4817204064671907,0.4792060415855661,0.47902998876243097,0.4580278475491795],"twin_dists":[0.09441641046668715,0.1215287095461805,0.13423586117935574,0.13641582717571177,0.1381815448514731,0.13874175097671093,0.13984713390454495,0.14451612573826236,0.14504962185107215,0.14658175728281178,0.14868027509491338,0.14910451450878529,0.1504753728599416,0.15085281837869532,0.1509101674801176,0.15147343874954816,0.15159335313964054,0.15160693593811833,0.1527534746096392,0.1545759767155373,0.15636685889059698,0.15697000433663477,0.157531342178905,0.1575706815119976,0.16229897637079702],"n_dims_used":45,"mean_confidence":0.9149891323513455},"coverage":{"mean_confidence":0.9149891323513455,"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}}