{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003597","492:4920003160","492:4920003218","492:4920003502","492:4920002814","492:4920003108","492:4920002866","492:4920003678","492:4920002865","492:4920003306","492:4920003015","492:4920002879","492:4920003064","492:4920003265","492:4920003485","492:4920003063","492:4920002887","492:4920003829","492:4920003405","492:4920003016","492:4920003346","492:4920002960","492:4920003719","492:4920003645","492:4920002776"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.37225068756922974,0.3681889674500027,0.3331746897242022,0.3328046933306498,0.2994219179941092,0.2807313747755835,0.2398812396077001,0.23645119881452278,0.22259369104820156,0.21897957470342588,0.21559789230265106,0.20259243734660753,0.19870295792207424,0.19845667408625078,0.1954119925902254,0.18917684159982795,0.18894806112280257,0.18722576530791377,0.17807651235266894,0.1770741395868059,0.1750961112662685,0.17042944183348793,0.16848377142597454,0.16620001570745718,0.1565010314562393],"twin_dists":[0.182582260300469,0.18359300937909023,0.1925551518787414,0.19265246010894407,0.20169483653243367,0.20701496492070878,0.21945416838308607,0.22055834688679843,0.22512963620155993,0.22635277545066643,0.22750957445286527,0.23207658877037973,0.23348126079139508,0.2335708412368322,0.23468468392634387,0.2370038971555372,0.23709000189380194,0.23774056767857704,0.24126904671842,0.24166335793537588,0.2424461537115055,0.24431830997443518,0.24510972516984525,0.24604709122373866,0.25013520637746633],"n_dims_used":45,"mean_confidence":0.9250350952148437},"coverage":{"mean_confidence":0.9250350952148437,"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}}