{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009191","490:4900008088","490:4900008301","490:4900008085","490:4900008293","490:4900008084","490:4900009693","490:4900008976","490:4900009085","490:4900008065","490:4900009895","490:4900009493","490:4900009192","490:4900007973","490:4900008518","490:4900007956","490:4900008860","490:4900008191","490:4900008745","490:4900010101","490:4900009609","490:4900009491","490:4900008858","490:4900009901","490:4900008971"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.44415837093723987,0.4400689398231205,0.41108361974029906,0.3619091673815985,0.3225708449530225,0.3218949665091411,0.31427875838768454,0.3116046932036644,0.3032544112337988,0.3026934369849992,0.2984944676558546,0.2609333752888806,0.2582237305115737,0.24820205961890435,0.24591893155968395,0.23183614412553197,0.2104825977279036,0.2047659588124275,0.18502934511057362,0.18035060984683085,0.1741287235941706,0.16633904479846343,0.16281388090882604,0.1590814852679995,0.1574702348348493],"twin_dists":[0.16546377576172058,0.1664040285508433,0.17317277620930005,0.1851667727124019,0.195367881552479,0.19554888725388456,0.19760350288744818,0.19833155905373387,0.20062839834953672,0.20078400376208932,0.20195410781709747,0.21289040626724626,0.21371586990033395,0.21681744245964193,0.21753517939259143,0.22206064503477707,0.22928290056474468,0.23129968850392726,0.23857634672636052,0.24038027388063393,0.24283128971320145,0.24598976239169554,0.2474541904821314,0.2490299672785325,0.2497185374366334],"n_dims_used":45,"mean_confidence":0.920969729953342},"coverage":{"mean_confidence":0.920969729953342,"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}}