{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002211","477:4770000107","489:4890002210","477:4770000106","477:4770001648","477:4770000081","477:4770000182","489:4890001944","489:4890001787","489:4890001877","489:4890002288","477:4770000100","489:4890001878","489:4890002363","489:4890002686","489:4890001961","477:4770000161","489:4890001951","489:4890001956","489:4890002129","489:4890001864","477:4770001383","489:4890001861","477:4770001261","489:4890002442"],"twin_admin_codes":[489,477,489,477,477,477,477,489,489,489,489,477,489,489,489,489,477,489,489,489,489,477,489,477,489],"twin_sims":[0.8411641468013407,0.8220582671097524,0.8085159735885066,0.7886754368823745,0.7846491643880894,0.7189207412328251,0.6982786444666619,0.6927255139660399,0.6868073245413756,0.6807077956056592,0.6722505778125052,0.669055124268348,0.6650909031417562,0.6588453825334405,0.657010882637105,0.6534994508100251,0.651950765899367,0.6499690670052483,0.6453336835011938,0.6405814807789663,0.6402160430438285,0.6382473535291328,0.633210609672276,0.6325705454956689,0.6289648502992768],"twin_dists":[0.07638750062238524,0.08130267423404439,0.0846787320459787,0.08949104300857344,0.09045058023494393,0.10551119762584445,0.11006999595629606,0.11128681654586886,0.11257975519549959,0.11390846184884144,0.11574493065067142,0.11643721485486952,0.11729493382312288,0.11864393698968918,0.11903968427850826,0.11979660813533365,0.1201302125893435,0.12055689880046802,0.12155416084948747,0.12257550415461138,0.12265400383344384,0.12307680613678125,0.12415786276585258,0.12429518102670019,0.12506851166493757],"n_dims_used":45,"mean_confidence":0.9196767171223958},"coverage":{"mean_confidence":0.9196767171223958,"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}}