{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003163","490:4900002871","490:4900002425","490:4900002273","490:4900003679","490:4900003021","490:4900002723","490:4900002872","490:4900003678","490:4900002717","490:4900003294","494:4940007756","490:4900003421","490:4900003419","490:4900003289","490:4900003680","490:4900003422","490:4900003156","490:4900003012","490:4900002866","494:4940006911","494:4940007234","490:4900001129","490:4900002870","490:4900000545"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,494,494,490,490,490],"twin_sims":[0.3776914280580828,0.37491359592703166,0.2552739434991393,0.2150167801353434,0.19435541109447738,0.18047219758304744,0.1775247885126037,0.15546944848186653,0.14651554252693633,0.12412365032407462,0.11609304177980925,0.11268733435851837,0.11079590762770841,0.10981057213874146,0.10791560356530581,0.10261693588051435,0.1013322380294297,0.09784417284757936,0.08572026480586827,0.07980655087678298,0.0741298569950321,0.07408060957545028,0.07354141607832239,0.07343204141716238,0.07219800537546085],"twin_dists":[0.18123683347234143,0.18192256048372013,0.21462072587520234,0.2277095876064698,0.2350740260473309,0.24033297864470674,0.24148588687913403,0.25058076872515966,0.2545423169947056,0.2653051301631269,0.2695240351499118,0.2713810154499854,0.2724310745773236,0.27298359662946603,0.2740570678520566,0.27713841910128756,0.2779041324107132,0.2800221130460674,0.2878802713010105,0.29203858533191496,0.296269690647921,0.29630752334969657,0.29672307594363945,0.2968076704872997,0.29776925372402646],"n_dims_used":44,"mean_confidence":0.9186201962557706},"coverage":{"mean_confidence":0.9186201962557706,"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}}