{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006799","493:4930006672","494:4940002528","494:4940002067","493:4930006673","494:4940002415","494:4940002846","494:4940003662","494:4940002964","493:4930006671","494:4940003313","494:4940003780","494:4940003776","493:4930006597","494:4940001370","493:4930007004","494:4940002296","494:4940003661","493:4930006605","494:4940003675","493:4930002166","493:4930006450","493:4930002169","494:4940002187","494:4940002976"],"twin_admin_codes":[493,493,494,494,493,494,494,494,494,493,494,494,494,493,494,493,494,494,493,494,493,493,493,494,494],"twin_sims":[0.4836847195830721,0.39358214113864226,0.30076098618418556,0.2378650126450425,0.22293633989423978,0.221845067549775,0.2170039042069592,0.1808744204716557,0.16155414847212593,0.15936328377036177,0.15769293981961086,0.15194622051324122,0.1435759368687209,0.14156719190272585,0.1388799928717664,0.13801478426516967,0.13578488399990557,0.11630032116978127,0.1138646647242074,0.11331823407891094,0.1075940863273846,0.10106293989627206,0.10068582576367165,0.0975163648294095,0.09243475913653529],"twin_dists":[0.15653211040759182,0.17735981511355564,0.20132132413995515,0.22010196406364674,0.22501436293641222,0.2253818992895878,0.22702713709950004,0.24017668240655685,0.2479830757454633,0.24891006282417252,0.24962305917973915,0.25211903927404233,0.2558818254012408,0.2568089140973339,0.25806456583461457,0.2584727099095351,0.2595335131322034,0.26941237385096023,0.2707342446455083,0.27103378446192933,0.27424064940036,0.2780656017139905,0.2782922831023665,0.2802241876907752,0.2834272090048844],"n_dims_used":45,"mean_confidence":0.9146519978841146},"coverage":{"mean_confidence":0.9146519978841146,"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}}