{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003265","490:4900003259","490:4900003254","490:4900004493","490:4900003952","490:4900003131","490:4900003125","490:4900003396","490:4900003139","490:4900003527","490:4900003256","490:4900003258","490:4900003390","490:4900003130","490:4900002845","490:4900003518","490:4900003521","490:4900004354","490:4900003794","490:4900003252","490:4900004365","490:4900001376","490:4900003266","490:4900002995","490:4900003267"],"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":[0.6233130410959286,0.48744294352685025,0.46538700857446635,0.45794159237737386,0.4446552585042787,0.4204041285328856,0.4115135807406605,0.40305243376622246,0.39519652252017906,0.3831890500503577,0.3375986924578844,0.3314374969956457,0.325598943630413,0.31792929131236336,0.29633513751599155,0.26478516293159493,0.24885455669970932,0.24586006323337412,0.2366056959914261,0.22986458904566381,0.2161685674376618,0.20763944066632328,0.20341740366788502,0.19805171982905664,0.1948172726647493],"twin_dists":[0.12628000515411794,0.15569584449058146,0.16063389264623884,0.16231854858152397,0.16534975816448302,0.17097509572212874,0.17307092465063542,0.1750839708876618,0.176970096220608,0.17988688353530366,0.1913961680345594,0.19301254300634027,0.19455951500651417,0.19661524227276123,0.2025595920351658,0.21172620647574042,0.21661309881420887,0.21755374210234582,0.220508388251608,0.22270841991189738,0.22731350700862293,0.23028121203886712,0.23178104403145772,0.23371830174535352,0.2349036532973169],"n_dims_used":45,"mean_confidence":0.9186613294813368},"coverage":{"mean_confidence":0.9186613294813368,"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}}