{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002662","490:4900002510","496:4960011664","490:4900001478","490:4900001611","496:4960011907","490:4900002356","490:4900000156","490:4900001220","490:4900002511","490:4900002358","490:4900002512","490:4900005014","490:4900001344","496:4960011572","490:4900002192","490:4900002057","490:4900002509","490:4900000620","490:4900000491","490:4900002659","490:4900004737","496:4960011565","490:4900000249","490:4900000418"],"twin_admin_codes":[490,490,496,490,490,496,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.702704581351248,0.4456099310486691,0.39466742336877825,0.34702290145344594,0.3411786229233446,0.3381032523069671,0.29780855144295865,0.28315738226764503,0.24901633326997966,0.2425358739961692,0.2277885236769904,0.21977669522898124,0.20154476581448114,0.20024415742198687,0.19857432855871315,0.19757300472982375,0.1943699631727439,0.18917554638858178,0.18911708310381686,0.18887344064213019,0.17651060943697564,0.17489946213053947,0.17353058294479468,0.17327971290960503,0.171496587639549],"twin_dists":[0.10909746072873137,0.16513083237094595,0.17709774187784608,0.1889541682103591,0.19046430028673067,0.191264508762909,0.20214616156877105,0.2063126779455546,0.2165624880825111,0.21860662939100517,0.22339450849402126,0.22608184801579986,0.23245311174535616,0.23292241574057865,0.2335280373810597,0.23389289067353652,0.23506865374881197,0.2370043844212823,0.23702638106855609,0.2371181021377335,0.24188573557170898,0.2425243204373122,0.2430701859740862,0.24317055812264157,0.24388699136002237],"n_dims_used":45,"mean_confidence":0.9166090223524306},"coverage":{"mean_confidence":0.9166090223524306,"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}}