{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001435","500:5000001382","500:5000002120","500:5000001552","500:5000001895","500:5000002132","500:5000001882","477:4770001200","500:5000001899","500:5000001285","500:5000002254","477:4770001139","477:4770003735","485:4850000650","485:4850007045","477:4770002264","500:5000004833","500:5000004658","500:5000001568","500:5000001999","477:4770001718","499:4990003510","499:4990000256","500:5000004297","485:4850000651"],"twin_admin_codes":[500,500,500,500,500,500,500,477,500,500,500,477,477,485,485,477,500,500,500,500,477,499,499,500,485],"twin_sims":[0.7511125421305508,0.5948745607193878,0.5179977122062407,0.5065808956243678,0.4614815736903551,0.43411108125888415,0.4004009145312502,0.36079760721569104,0.3481022874059449,0.34387745821786003,0.3293107381076475,0.3282246259309333,0.3276798381224633,0.3266338743087745,0.3168919145972325,0.31242997579807985,0.3048591354269668,0.300319648080729,0.3000607824689799,0.29529180859041676,0.29086083076499897,0.2867861606378648,0.2862498654008054,0.2825488907742013,0.2610430665723296],"twin_dists":[0.09825926095781022,0.13237067670399316,0.14896376703817754,0.1514663125611935,0.16151636885429,0.16778002716019558,0.17571868842821095,0.18544677242616076,0.1886767376891095,0.1897652404831516,0.19357429466673304,0.19386194402278126,0.19400642484786873,0.19428419258131324,0.19689542195198412,0.19810648440537215,0.20018419374432636,0.2014443210017444,0.20151651360569567,0.20285307582655823,0.20410637188223374,0.2052689527317497,0.20542270231439422,0.20648848263612785,0.21285710377095057],"n_dims_used":45,"mean_confidence":0.9232009039984809},"coverage":{"mean_confidence":0.9232009039984809,"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}}