{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002871","490:4900002870","490:4900003006","490:4900002872","490:4900002867","490:4900003012","490:4900003162","490:4900002717","490:4900003678","490:4900002865","490:4900002864","490:4900003163","490:4900002561","490:4900002723","490:4900003544","490:4900005216","490:4900002866","490:4900003679","490:4900003021","490:4900003294","490:4900003677","494:4940007342","490:4900003422","490:4900003541","490:4900003957"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.4659010594752375,0.40105923148232436,0.38722505736666357,0.33897371031780327,0.3386764023929944,0.32581093437191744,0.3246346454246096,0.30760834008774646,0.25897863489403716,0.23915025695823824,0.23133341782163988,0.20682996466074632,0.18526858116799874,0.1765006298875934,0.17165454783008854,0.16845233112541488,0.16146607741096525,0.15120528300713004,0.14697949574102892,0.13412519586878516,0.11749339208055667,0.10771170601303932,0.10718722743329556,0.10195019124625287,0.10156402380763582],"twin_dists":[0.16051792965139336,0.17556092441601465,0.17890173727282677,0.19103762104100727,0.1911150800165154,0.19450307971482322,0.19481648403483828,0.19942631847294362,0.2134853507813045,0.21968861570115664,0.2222254752046858,0.23056714333687459,0.23848497561799212,0.24188967820413404,0.24382331063584825,0.2451225675319216,0.24802016317161393,0.2524458628395756,0.25433272711113725,0.2603315627593064,0.2687726194266531,0.2741734410210409,0.2744735707551655,0.27753487569723395,0.27776542361258005],"n_dims_used":44,"mean_confidence":0.9187811071222479},"coverage":{"mean_confidence":0.9187811071222479,"n_dims_used":44,"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}}