{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001823","490:4900001671","490:4900001833","490:4900001674","490:4900003185","490:4900001540","490:4900003043","490:4900002597","490:4900004694","490:4900001971","490:4900004557","490:4900005639","490:4900003995","490:4900005624","490:4900004822","490:4900004411","490:4900004558","490:4900001278","490:4900005379","490:4900004401","490:4900004138","494:4940008651","490:4900004962","490:4900004695","490:4900004554"],"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":[0.775728480097624,0.7645954553554654,0.7053907422245601,0.6852658160869626,0.6618442576007514,0.658861116102174,0.6524534247767423,0.5947749153697716,0.5650117991209479,0.5614987761376662,0.5550104297837524,0.5463282822582382,0.5389079409711808,0.5243376701092102,0.5162876310167496,0.5081484649120735,0.5052890468265807,0.504648078157971,0.4940989948507047,0.4703843738161352,0.4604512521672861,0.43639825686125144,0.4351676323492669,0.433148660254992,0.4324325845224711],"twin_dists":[0.09255828000893097,0.09515615757654271,0.1085059775203432,0.1129159092225234,0.11799653054598297,0.11864054193397085,0.12002194901119263,0.13239202134742048,0.13877849106987206,0.13953449028712467,0.1409324754847014,0.14280705167156452,0.14441324907052616,0.14757987146066115,0.14933773035703962,0.15112185747359527,0.15175039329705656,0.15189141587050606,0.1542195295277444,0.15950840667839644,0.16174961868938387,0.16725091244109402,0.16753546698695151,0.16800300670208138,0.16816904080561754],"n_dims_used":45,"mean_confidence":0.9202497694227431},"coverage":{"mean_confidence":0.9202497694227431,"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}}