{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000501","477:4770000496","477:4770000759","477:4770000760","477:4770000612","477:4770000709","477:4770000658","477:4770000392","477:4770000394","477:4770000552","477:4770000447","477:4770000395","477:4770000662","477:4770000402","477:4770000453","477:4770000441","477:4770000442","477:4770000495","477:4770000656","499:4990000536","477:4770000663","477:4770001129","477:4770003924","477:4770000560","477:4770000443"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,499,477,477,477,477,477],"twin_sims":[0.9183627790315543,0.8852115931933727,0.8547295592903925,0.8538339915253974,0.8369972823301619,0.8030635747081192,0.8012687216724675,0.8004615095644526,0.7971893831999418,0.7495059073637563,0.7471477841369389,0.7445100109646402,0.7429654116710849,0.7399218730398305,0.7378128779217017,0.7336813829174462,0.7304874139701942,0.7301543559408018,0.7290727996771932,0.7056792286430759,0.7023307514218994,0.6930316455320938,0.6904570500814734,0.683454349388423,0.6724870234117327],"twin_dists":[0.05359987350088532,0.06413448203264308,0.07276916663885165,0.07301175744658413,0.0774762997420374,0.08601602034083818,0.08645367307004904,0.08665009930081354,0.08744382939273392,0.09862615543977139,0.09916361944174314,0.09976338653622228,0.10011390461117924,0.10080313149299132,0.10127962589992096,0.10221054949501275,0.10292801430371938,0.10300272154713551,0.10324518396400247,0.10844239640930385,0.10917970131889351,0.11121983029311691,0.11178286020069932,0.1133106210056264,0.1156936721881248],"n_dims_used":45,"mean_confidence":0.9215560913085937},"coverage":{"mean_confidence":0.9215560913085937,"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}}