{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000865","499:4990001221","499:4990004140","499:4990001969","467:4670000925","499:4990001120","499:4990000485","499:4990004082","477:4770003714","467:4670001332","499:4990002393","499:4990003653","499:4990002831","499:4990000173","499:4990003244","499:4990003010","488:4880003483","499:4990003691","468:4680000027","468:4680000059","488:4880000938","467:4670000207","499:4990003931","499:4990003700","472:4720001470"],"twin_admin_codes":[499,499,499,499,467,499,499,499,477,467,499,499,499,499,499,499,488,499,468,468,488,467,499,499,472],"twin_sims":[0.6743987317429941,0.6616824817361067,0.6499625354841793,0.6275073091320912,0.5889240846608357,0.5840115844814823,0.569364427688127,0.5673980753190607,0.5607192247283596,0.49024037487630256,0.47036572629278894,0.46932723065563164,0.4664937931644172,0.46570271473153,0.4601838741423655,0.4238336481819215,0.4216544147188469,0.4115248734710019,0.4089273577257378,0.4044864645687645,0.40027712942743415,0.4002080695554506,0.3982200503716204,0.3906754429165109,0.3782491002034087],"twin_dists":[0.11527906375677435,0.11803147072830751,0.12055830477326498,0.12538101569459453,0.13364557939531557,0.13469862308950722,0.13784261359345448,0.13826530251436822,0.13970233304040644,0.15507464609159544,0.15951259881369198,0.15974615090282054,0.16038427170305175,0.16056266832287178,0.1618101794484234,0.1701716855827148,0.170681881619374,0.17306825019276864,0.17368426960394373,0.17474147783286165,0.1757483663530514,0.17576492551660505,0.17624217108998633,0.17806338156310858,0.18109946494510543],"n_dims_used":44,"mean_confidence":0.9278413599187677},"coverage":{"mean_confidence":0.9278413599187677,"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}}