{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001003","480:4800001201","480:4800000802","480:4800001035","480:4800000662","480:4800000996","480:4800001038","480:4800000513","480:4800001084","480:4800000663","480:4800000886","480:4800000478","480:4800001200","480:4800001140","480:4800000648","480:4800000438","480:4800000718","480:4800000726","480:4800000381","480:4800000733","480:4800000933","480:4800000384","480:4800000653","480:4800000678","480:4800000688"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.39452519520675977,0.38041459678284684,0.3759943990192407,0.35784183696168215,0.3439644676167707,0.30916330766417555,0.3091272573565638,0.29693019726502035,0.28496788348306307,0.2817231341422909,0.27965171312096665,0.26274324201974136,0.25926314798794187,0.2583191890011,0.24801594240281555,0.23392600441811034,0.22504692359575643,0.2224004473110237,0.20270956647052613,0.19073099442795996,0.18788484633916083,0.18192608787168865,0.18106361082798644,0.17529458817682395,0.17183722539371116],"twin_dists":[0.177132068033336,0.18056697814421713,0.18165546274597003,0.18619347391408025,0.18974275178660865,0.19899938698235697,0.19900927095466944,0.20239247689054785,0.20579093396189688,0.20672742574569272,0.2073286906841328,0.21234204543540414,0.2133985811498732,0.21368669706050378,0.2168757922215792,0.22137794460414695,0.22430691464395894,0.22519469910378467,0.2320345769187726,0.2364208890589178,0.23749111842815177,0.23976918282204412,0.24010325164096494,0.24236732390388566,0.24374971756551958],"n_dims_used":43,"mean_confidence":0.9155624744503997},"coverage":{"mean_confidence":0.9155624744503997,"n_dims_used":43,"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}}