{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012454","490:4900012309","490:4900013086","490:4900012931","490:4900012597","490:4900012524","490:4900012248","490:4900012379","490:4900012299","490:4900012311","490:4900012377","490:4900012665","490:4900012382","490:4900012380","490:4900013126","490:4900012451","490:4900012522","490:4900012523","490:4900013193","490:4900012657","490:4900012734","490:4900012298","490:4900012735","490:4900012591","490:4900012315"],"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":[0.6234937161357934,0.49948147226677425,0.33973624254286844,0.30465680720576005,0.287482719829272,0.2381131827396442,0.23800792260221054,0.23318363162941955,0.22878434388072222,0.20311812294616424,0.16712427749922087,0.16545707063800777,0.16421922585103557,0.16091404567056708,0.15915994207074496,0.15004146647917588,0.14663719841783668,0.1330061578378798,0.12217664821760711,0.11645091176889867,0.11506313879217453,0.11456547098928951,0.10822713354349897,0.0968351634206385,0.09253437635563261],"twin_dists":[0.12624128753041033,0.1530299322205154,0.19083912189594252,0.20024012552518125,0.20506951450255273,0.22002203677901552,0.22005593091471426,0.2216199970966241,0.22306490088742223,0.23188816629544065,0.2456666176363285,0.24635403356219213,0.24686765840937525,0.2482529632606632,0.248996568614036,0.2529616022778975,0.2544873117842026,0.260873839898996,0.2663084102192139,0.26933134654601976,0.27008112503252607,0.270351695377762,0.2738795929997628,0.28064582091152035,0.2833630997902289],"n_dims_used":45,"mean_confidence":0.91241455078125},"coverage":{"mean_confidence":0.91241455078125,"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}}