{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011030","490:4900010951","490:4900010622","490:4900012125","490:4900010876","490:4900010793","490:4900004935","490:4900012059","490:4900010957","490:4900011668","490:4900004806","490:4900010524","490:4900012057","490:4900011323","490:4900010706","490:4900010178","490:4900009678","490:4900011120","490:4900010535","490:4900010959","490:4900011258","490:4900010176","490:4900010953","490:4900007350","490:4900011917"],"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":[0.5360535553238159,0.368956752084694,0.25020661264059135,0.21487744772895676,0.20518706605527492,0.1916711827685931,0.17455468159467574,0.14714589035071096,0.14502274137725363,0.14458223905375941,0.14386243537607896,0.1364179562702082,0.13620604336950784,0.13427846170314064,0.13218860703238564,0.12869360336713354,0.12737034388054608,0.12386010148313426,0.12120887436118317,0.11624780553929559,0.11371704184736327,0.11308606967207191,0.10652811940407553,0.10393587051337042,0.09907237280187044],"twin_dists":[0.14503220782120882,0.1834015245756712,0.21619076242712032,0.2277575986481253,0.23114982284505692,0.23606980605682912,0.2426615198500234,0.2542576778691062,0.25522003666000037,0.2554210081607892,0.2557503853960014,0.25923103163161576,0.2593321661453001,0.2602575563099677,0.26127219178889155,0.262996373439849,0.2636584101877024,0.26544023146188395,0.26681163741414865,0.26944064953404906,0.2708150585440187,0.2711613881274002,0.27485236192909407,0.2763600432749709,0.27926969062450924],"n_dims_used":45,"mean_confidence":0.9189787122938368},"coverage":{"mean_confidence":0.9189787122938368,"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}}