{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001325","500:5000001274","477:4770002740","477:4770002606","477:4770002816","477:4770002538","477:4770002469","477:4770002972","477:4770002895","477:4770002672","468:4680007076","468:4680006922","498:4980005381","477:4770002739","500:5000001323","498:4980005380","477:4770002468","476:4760000710","468:4680006204","498:4980005357","477:4770002539","468:4680006345","477:4770002741","468:4680007233","498:4980005356"],"twin_admin_codes":[500,500,477,477,477,477,477,477,477,477,468,468,498,477,500,498,477,476,468,498,477,468,477,468,498],"twin_sims":[0.7584339403661017,0.7546271547224527,0.6914240347944053,0.6648388318977585,0.561584784557402,0.5419278939502594,0.40221638452158565,0.3437062002437021,0.3229843860201891,0.29670531266927624,0.29045528490099093,0.2769189442899922,0.27171644063126416,0.27133881620463857,0.24656923847677728,0.2403442508070152,0.2328058736051837,0.21714363232806053,0.21696918389481903,0.21443091178939247,0.2114380156595661,0.20977660561529576,0.2066183234784082,0.20448756760862347,0.20003132505564217],"twin_dists":[0.09657975050467504,0.0974545971751733,0.11157148097991497,0.11734943327874583,0.139515974003136,0.1437590694676246,0.17528389931171298,0.1898095131445332,0.19525723629166913,0.20245560974847965,0.2042216445087292,0.20812607926727525,0.209657511918982,0.20976937004738538,0.21733031071592201,0.21930590735664227,0.22174336027324404,0.226979308005037,0.22703902511514987,0.2279116073406595,0.22894948544528787,0.22952993366598898,0.23064202729095995,0.23139887959644667,0.23299941266020638],"n_dims_used":44,"mean_confidence":0.9212650819258257},"coverage":{"mean_confidence":0.9212650819258257,"n_dims_used":44,"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}}