{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007672","490:4900007675","490:4900005176","490:4900005315","490:4900007553","490:4900007309","490:4900007671","490:4900005314","490:4900005967","490:4900007676","490:4900006576","490:4900004767","490:4900005307","490:4900006702","490:4900005308","490:4900005439","490:4900005438","490:4900005309","490:4900006819","490:4900007555","490:4900004770","490:4900005972","490:4900007554","490:4900004218","490:4900005961"],"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":[0.4657564590490296,0.38067930185862153,0.34653005624367056,0.2705152598342138,0.2540999890820135,0.17932642593762643,0.162231961048572,0.12549527707575364,0.12020312204716467,0.11803904585899756,0.11262689796179973,0.11262339071035869,0.10434296975896712,0.1030325442446956,0.10131957174166104,0.08630644391083937,0.07417492683436307,0.06638910061581386,0.060217370728798854,0.056138669266134596,0.05217045051928836,0.03946155061624108,0.029201867946898087,0.02810276412406905,0.025071800496238274],"twin_dists":[0.16055054509592498,0.18050198888805677,0.1890809936778678,0.21001365354691268,0.21498268143631208,0.24077956047430782,0.24769813321824674,0.26460550107730335,0.26733787220257305,0.2684816850794885,0.27141435667063585,0.2714162919553638,0.2761213469516224,0.27689230806661386,0.2779117195074168,0.28748069159312967,0.2962350850233849,0.3024833622999277,0.3078761993374001,0.3116950038001297,0.3156371718599664,0.3302199493535155,0.34525722907119794,0.3471264606454715,0.3526283214565468],"n_dims_used":45,"mean_confidence":0.9091890123155382},"coverage":{"mean_confidence":0.9091890123155382,"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}}