{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001782","490:4900002532","490:4900001239","490:4900001630","490:4900002533","490:4900002839","490:4900002224","490:4900002678","490:4900001495","490:4900002237","490:4900002082","490:4900001774","490:4900001242","490:4900001636","490:4900002381","490:4900002230","490:4900001913","490:4900001244","490:4900001106","490:4900001634","490:4900002677","490:4900001931","490:4900001766","490:4900001635","490:4900002832"],"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":[0.6281282211754701,0.4830804918716576,0.3892945894304501,0.3176959051149342,0.30668980444160715,0.2879847822361918,0.2873648379578692,0.2403853396818011,0.23157106536456726,0.2314486584190236,0.22561345823934656,0.1923018437142244,0.19147701942323728,0.18236755540493318,0.1704695714842688,0.1677761700485697,0.16776307174142005,0.16179686860405637,0.15353948300290265,0.14150245441717596,0.12749620657765678,0.12611883686417236,0.12436737739841326,0.11629443926698571,0.11402275335711087],"twin_dists":[0.12524789577751452,0.15666674826582686,0.17839847410171164,0.19667823131821519,0.19967909526599067,0.20492594385852342,0.20510324596768617,0.21929275923326363,0.22214752773945814,0.22218767015904,0.22411776937042924,0.2358349785786675,0.2361422114872057,0.2395986192774912,0.244302055394235,0.24539917611249645,0.2454045423722492,0.24788094024061755,0.25142020412622645,0.25683895442916765,0.26359521669840164,0.2642893589810506,0.26518038395403953,0.26941554032194626,0.27064779082132573],"n_dims_used":44,"mean_confidence":0.915133996443315},"coverage":{"mean_confidence":0.915133996443315,"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}}