{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003462","500:5000005713","500:5000005712","500:5000005227","500:5000003123","473:4730005299","473:4730005198","468:4680006330","468:4680006911","500:5000005783","500:5000005874","500:5000004166","500:5000001852","473:4730005288","500:5000002091","500:5000004310","500:5000004837","500:5000005870","500:5000006494","500:5000001181","500:5000004663","499:4990003278","500:5000001061","489:4890003441","473:4730005297"],"twin_admin_codes":[500,500,500,500,500,473,473,468,468,500,500,500,500,473,500,500,500,500,500,500,500,499,500,489,473],"twin_sims":[0.46075447688515486,0.41008219154875963,0.3762436468249324,0.3384170978379266,0.3254559440335071,0.32262894822869653,0.3176992379969041,0.2745307119902024,0.2696553999172073,0.2515873505106071,0.24831443314997234,0.24813132794599532,0.24755321430664426,0.24545011403417694,0.24336958383388604,0.24311072706626768,0.24205605060366514,0.24176348099103986,0.24014108626531114,0.23350931555109825,0.23302537316858946,0.23193432064397884,0.23135032981002432,0.22660034527012743,0.22495600971717322],"twin_dists":[0.16168095381969638,0.1734101810934365,0.1815939197175154,0.19118266768519895,0.19459759526874243,0.19535233091475177,0.1966773316167448,0.20882687917581058,0.21026919602126062,0.2157609694008528,0.21678222572389727,0.2168396142982192,0.2170209843217353,0.21768308912206374,0.2183416932646433,0.2184238898112518,0.21875937475824575,0.21885260661908362,0.2193709399045958,0.22151374487608083,0.22167166304663893,0.2220284831057875,0.22221992639673618,0.2237890355860407,0.22433729693097035],"n_dims_used":45,"mean_confidence":0.9224003261990017},"coverage":{"mean_confidence":0.9224003261990017,"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}}