{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011741},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011272","490:4900011870","490:4900011045","490:4900011869","490:4900011613","490:4900012188","490:4900012202","490:4900011805","490:4900012191","490:4900011614","490:4900012190","490:4900010795","490:4900011809","490:4900011027","490:4900011040","490:4900008501","490:4900008390","490:4900010709","490:4900011126","490:4900008279","490:4900011411","490:4900011541","490:4900010801","490:4900011547","490:4900011201"],"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":[0.5201488384640098,0.45751525871181736,0.41750683264426014,0.4092656585184391,0.35940914657129464,0.3123418719697765,0.2587262314048388,0.25535240721354574,0.23318036137778925,0.21606196090477267,0.20840386526602103,0.196076310203694,0.19363458297659908,0.1903201349697676,0.1880872265542378,0.18762435045016912,0.17972280065442642,0.14314390737430813,0.14287802437740377,0.13961426872782498,0.13891177343254338,0.13823625833527747,0.12883431707340723,0.11879991094819138,0.11844363747147152],"twin_dists":[0.14849377493983965,0.16241530769799667,0.1716559867860341,0.17360394198132537,0.18579714109571588,0.19813049627676763,0.21356237803403494,0.21459657148309272,0.2216210644884091,0.22735010741216397,0.2300118912857067,0.23444063539170273,0.23534049012030178,0.2365746906419989,0.2374146446138795,0.23758963756772786,0.24062483929963133,0.25608040093477696,0.2562028312302208,0.257719673438168,0.2580496102262309,0.2583680525003914,0.26292627668173246,0.26807771808264097,0.26826662740254054],"n_dims_used":45,"mean_confidence":0.9164776272243924},"coverage":{"mean_confidence":0.9164776272243924,"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}}