{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007718","485:4850008035","500:5000001130","500:5000004315","500:5000002243","500:5000001004","500:5000001129","485:4850007902","477:4770001470","500:5000001341","485:4850008020","500:5000001396","485:4850007628","477:4770000127","500:5000002504","485:4850008061","477:4770001080","477:4770002338","500:5000002239","477:4770000647","500:5000002639","477:4770000822","500:5000002650","500:5000005524","500:5000001173"],"twin_admin_codes":[485,485,500,500,500,500,500,485,477,500,485,500,485,477,500,485,477,477,500,477,500,477,500,500,500],"twin_sims":[0.611288485923891,0.5971711818433726,0.5737037670976164,0.5117795384516101,0.4987832299962141,0.47156331516509575,0.4679774687364809,0.4416349164673835,0.4169625288552374,0.4081214842345728,0.36823674449080834,0.36458110451980164,0.3475798502586803,0.34185636975052275,0.33743521922639536,0.3368313240554754,0.3320254519247081,0.32395236784681414,0.3202369909588443,0.3075038018080637,0.29624673062091395,0.2847340099647092,0.2775638276115175,0.2754887618920064,0.2754815519962819],"twin_dists":[0.12885568812028955,0.1318787611180955,0.136910392777352,0.1503250301039726,0.15318404660054014,0.1592434831338324,0.1600499672744137,0.16604357652411383,0.1717841276615159,0.17387573790239394,0.18358108801499684,0.18449549697663478,0.18881096106517337,0.19028847177840347,0.19143884731569596,0.19159660799579334,0.19285759214634005,0.19499855559070864,0.19599380871971295,0.19945506497256618,0.2025844368648274,0.20585821828209547,0.2079374794411083,0.20854530379095812,0.20854742057159026],"n_dims_used":45,"mean_confidence":0.9223323398166232},"coverage":{"mean_confidence":0.9223323398166232,"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}}