{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003816},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003002","490:4900003015","490:4900003144","490:4900003155","490:4900003542","490:4900003275","490:4900003555","490:4900002563","490:4900003157","490:4900002414","490:4900002707","490:4900002570","490:4900005347","490:4900003538","490:4900003815","490:4900003410","490:4900004237","490:4900003001","490:4900003295","494:4940008270","490:4900002567","490:4900001255","490:4900002857","490:4900002568","494:4940007019"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494],"twin_sims":[0.45202183359255677,0.39656202732087964,0.356451446256655,0.3140224938935853,0.3019603896273511,0.2816453067901186,0.2802657877412864,0.2449134579888863,0.20690361389503695,0.201496608825636,0.17009670382477227,0.16325974877866406,0.15822487017566408,0.1506640553097244,0.1495406970679092,0.12818023121342223,0.12627628405165636,0.12139281596626822,0.11765901342369897,0.1174670564793882,0.1144250767162647,0.11149287080245,0.11009452315938996,0.10903840802549024,0.10777676465139409],"twin_dists":[0.16366502319597348,0.17664103048616323,0.1865458150492132,0.19767312177639246,0.2009875925668498,0.20674996791237393,0.2071501642277854,0.21785262511324063,0.23054109666305622,0.23247045121542845,0.24445319194311224,0.24726770831009368,0.2493954068273912,0.2526853404758366,0.253184422240976,0.26325260312132837,0.26420972151081534,0.2667157553899669,0.2686842033883223,0.26878668734290095,0.2704281879115125,0.2720425445779883,0.2728239805989187,0.27341927058898263,0.2741362906912659],"n_dims_used":45,"mean_confidence":0.9269618564181857},"coverage":{"mean_confidence":0.9269618564181857,"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}}