{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003502","489:4890003401","489:4890002166","489:4890003070","489:4890002833","489:4890003331","489:4890002665","489:4890001991","489:4890003402","489:4890001986","489:4890002577","489:4890003311","489:4890002657","489:4890002581","489:4890002263","489:4890002405","489:4890002660","489:4890001898","489:4890003177","489:4890003069","489:4890002751","489:4890003598","489:4890001995","489:4890003152","489:4890002656"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.827878663562025,0.7215488225475868,0.7196025046616413,0.6993881559983568,0.6989751993523432,0.6825635370185372,0.6656575721849528,0.6531514728159279,0.6461365910561729,0.6298462716459661,0.6227740121600546,0.6174732501419725,0.613471365202606,0.6091730396554983,0.6048472526609895,0.598889998865852,0.5987083543526204,0.5952079060266607,0.5841818029067906,0.5756188043669348,0.5721860560813921,0.5668308423569088,0.5632201749694445,0.5583385322838929,0.5559976943615743],"twin_dists":[0.07982552918155844,0.10492624612452954,0.10535955958128884,0.10982642933226715,0.1099171019224797,0.11350460477475467,0.11717239918370904,0.11987157847948254,0.12138149851762817,0.12487950328681918,0.12639551213776284,0.1275311296691925,0.12838823097451,0.1293086792781049,0.13023495084181028,0.1315106440690092,0.13154954532758942,0.13229927306447672,0.13466212541435504,0.13649921502509443,0.13723635784342392,0.13838726710311205,0.13916397089498228,0.140215110783868,0.1407196071064104],"n_dims_used":45,"mean_confidence":0.9142526414659288},"coverage":{"mean_confidence":0.9142526414659288,"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}}