{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003003","493:4930001831","493:4930003175","493:4930001516","493:4930001827","493:4930002326","493:4930001993","493:4930002491","493:4930001001","493:4930002162","493:4930003180","493:4930001664","493:4930001996","493:4930001662","493:4930001830","493:4930003004","493:4930001515","493:4930002327","493:4930003176","493:4930001514","494:4940004631","493:4930001826","493:4930002495","493:4930001669","493:4930002831"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,494,493,493,493,493],"twin_sims":[0.7809601435985051,0.6446330634792207,0.5678368445834302,0.48143793973640214,0.42246711244973434,0.3834415005176938,0.35011699710670263,0.33509127266068606,0.3294275281003355,0.32800418262320896,0.3278200499562855,0.32463098884506214,0.30503266174861704,0.2912364205810775,0.2791249989425036,0.27876918431643477,0.2719647280532769,0.22976693341242987,0.21230326844653916,0.1737074880050217,0.170027481643955,0.15954447319621082,0.1561353871874294,0.15451726897429208,0.1528718532671463],"twin_dists":[0.09132516170063683,0.12170480175065596,0.1381709696256798,0.15703301926939894,0.17049148608125778,0.17982511848099494,0.1881601118037705,0.19205203399358248,0.19354339474281945,0.1939203908991208,0.19396922721822527,0.1948174592568819,0.20013624110629744,0.20399969926571185,0.20748200918819962,0.20758568102113809,0.20958401758721845,0.22274060073709617,0.22864841613237638,0.24299946925022892,0.24448127632032723,0.24883304872536996,0.25029288956860063,0.2509939581041265,0.2517123883495433],"n_dims_used":45,"mean_confidence":0.9276674906412761},"coverage":{"mean_confidence":0.9276674906412761,"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}}