{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001021","477:4770001020","477:4770000963","477:4770000903","477:4770001438","477:4770001206","477:4770001083","477:4770001209","477:4770001556","485:4850007186","477:4770001088","477:4770000960","477:4770001026","485:4850007574","485:4850007753","477:4770001491","485:4850007754","477:4770001372","477:4770001321","477:4770000784","477:4770001496","477:4770001725","485:4850007818","485:4850007813","477:4770001384"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,485,477,477,477,485,485,477,485,477,477,477,477,477,485,485,477],"twin_sims":[0.9389546061513325,0.9270270985236057,0.9214561325678831,0.8858744101845727,0.8548379575785775,0.854721571846703,0.8540416268947758,0.8523854159005176,0.8466524253417596,0.8455840100489774,0.8266226380051236,0.826208237388796,0.8133119411782226,0.8105011469695947,0.7969477921073499,0.788179296402719,0.7855449645855502,0.7799453000195413,0.7799276654209075,0.7792745188963315,0.778015829677405,0.7774829932634536,0.7643102715068358,0.761580978326876,0.7520695840359016],"twin_dists":[0.046096531533513396,0.05055854867816606,0.052531013616736934,0.06393732687524903,0.07273976617412557,0.07277133272109607,0.07295556251488236,0.07340298485791873,0.07493769807268394,0.07522138230365802,0.08014571140586355,0.08025117528320688,0.08349233752719339,0.08418883066021372,0.08750227590989997,0.08960957172940916,0.09023755261989971,0.09156501179071856,0.09156917678685901,0.0917233720683823,0.09202015890895282,0.09214565289063063,0.09522226255809409,0.09585384256553675,0.09804043064748076],"n_dims_used":45,"mean_confidence":0.9218293931749132},"coverage":{"mean_confidence":0.9218293931749132,"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}}