{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008971","490:4900009080","490:4900009899","490:4900008518","490:4900009400","490:4900008867","490:4900009493","490:4900010100","490:4900008088","490:4900009192","490:4900008976","490:4900009800","490:4900009388","490:4900008293","490:4900009508","490:4900008858","490:4900007862","490:4900008866","490:4900009068","490:4900009693","490:4900009901","490:4900009611","490:4900009609","490:4900007976","490:4900010552"],"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":[0.7219376052445671,0.7128134696178033,0.7036015557183961,0.7035888522280783,0.65682343259386,0.6531935240629021,0.622660617127672,0.5986046624928573,0.584487920930855,0.5813197642131805,0.5686660091990104,0.5647316278139304,0.5608293594852352,0.5388400432339913,0.5338072967912264,0.5332049260548694,0.5170392387841082,0.5011961557282478,0.48182582551038944,0.4429110232237294,0.41930368030049053,0.4154207714523413,0.40369043493497325,0.38740572114486777,0.3653627487364223],"twin_dists":[0.10483961636571099,0.1068663450969627,0.10890005654384127,0.10890285303983374,0.11908010993972987,0.11986251909132704,0.1264198105214112,0.13157175226365514,0.13459649045920768,0.1352758975002215,0.13799272706900825,0.13883876160858719,0.13967861836421788,0.14442796496294052,0.14551975534058467,0.14565056960080947,0.1491733307144581,0.15265172614907788,0.1569464896030387,0.16575021284256586,0.17123347547259876,0.17214748068089814,0.1749315281155651,0.17885775346071758,0.18429959339240845],"n_dims_used":45,"mean_confidence":0.9201236300998263},"coverage":{"mean_confidence":0.9201236300998263,"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}}