{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003090","499:4990002485","499:4990001610","499:4990002900","499:4990003226","499:4990002951","499:4990002729","485:4850000581","499:4990001959","470:4700000581","485:4850000304","499:4990000938","499:4990002118","499:4990002468","499:4990002813","499:4990002128","499:4990000465","499:4990002953","477:4770003828","472:4720000063","485:4850000551","499:4990004065","499:4990002808","499:4990002721","499:4990003157"],"twin_admin_codes":[499,499,499,499,499,499,499,485,499,470,485,499,499,499,499,499,499,499,477,472,485,499,499,499,499],"twin_sims":[0.5563138619988144,0.5021311650334017,0.5017071535518701,0.4476731200134361,0.44262479577901415,0.43343328294808053,0.43305429781029314,0.4297528329528058,0.41322613044108386,0.39817700120259547,0.3905845105265331,0.3877677298192515,0.38735584199367606,0.38400944384438207,0.3534663244912898,0.3470842976541683,0.3459160343840262,0.34344698899666964,0.3391478908900964,0.33515481409570597,0.3346216176709264,0.3306691249399324,0.3285157697654446,0.327510679346491,0.3260929511723712],"twin_dists":[0.14065144872956706,0.15244564292440643,0.15253908521234438,0.1646583103916911,0.16581598507611706,0.16793704288095346,0.16802487988002987,0.16879137556260781,0.17266570622021768,0.17625251751312435,0.17808543108754954,0.17876964917924532,0.1788698959062224,0.17968623534047784,0.1873046831244348,0.1889383755858257,0.18923913530874945,0.18987654532217457,0.19099225796492134,0.19203538069228207,0.1921751770472787,0.19321526831300737,0.19378478522444847,0.19405131367678846,0.19442803390731087],"n_dims_used":45,"mean_confidence":0.9288060506184895},"coverage":{"mean_confidence":0.9288060506184895,"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}}