{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000800","477:4770000794","477:4770000810","477:4770001102","484:4840006498","468:4680004602","467:4670003995","477:4770000375","484:4840007336","477:4770001387","477:4770000376","489:4890004736","477:4770000684","477:4770002448","477:4770000534","467:4670000352","473:4730000871","477:4770001379","472:4720003252","477:4770003199","499:4990003482","477:4770003196","477:4770000537","472:4720006340","467:4670001805"],"twin_admin_codes":[477,477,477,477,484,468,467,477,484,477,477,489,477,477,477,467,473,477,472,477,499,477,477,472,467],"twin_sims":[0.49514281768015,0.4494949252137089,0.416037712579926,0.38013739816455716,0.28196574375045186,0.2404947850143874,0.23983703220153813,0.23429047002065997,0.2326844327317258,0.23227080188600197,0.2309882952693956,0.22771684486575047,0.22148142230456025,0.20620245337021242,0.20439398945177403,0.20396561279865383,0.1992141512792126,0.19259173771865298,0.18694060400422166,0.18351068799196582,0.17970857122212547,0.174414159285184,0.16720036771403338,0.16698055380515328,0.16672985482022679],"twin_dists":[0.153988542195548,0.1642417552869548,0.17200201391583855,0.18063505816256803,0.20665717969033737,0.21925774468768003,0.2194683337755587,0.22125929407491346,0.22178304674147195,0.22191832213501153,0.22233876799780922,0.22341827029729677,0.22550464172618676,0.2307893253042249,0.23143224236648177,0.23158510227810086,0.23329556963509857,0.23572721615511275,0.23784868656799796,0.23915831384848701,0.24063038943807036,0.24271749372072463,0.2456353626297805,0.24572568192516903,0.2458287962330496],"n_dims_used":45,"mean_confidence":0.9202579922146268},"coverage":{"mean_confidence":0.9202579922146268,"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}}