{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003333","490:4900001173","490:4900004453","490:4900003612","490:4900004007","490:4900002173","490:4900003048","490:4900001207","490:4900002935","490:4900002780","470:4700004152","490:4900007983","490:4900004186","490:4900001982","472:4720007295","490:4900008422","490:4900001846","490:4900004163","490:4900003985","490:4900002760","490:4900004148","490:4900002145","490:4900004012","467:4670003537","472:4720007480"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,470,490,490,490,472,490,490,490,490,490,490,490,490,467,472],"twin_sims":[0.5496849579804964,0.527505814464983,0.3702719262824474,0.3426655326582532,0.3419396203901989,0.31966090961773974,0.3124785918748417,0.27256032794279494,0.255286516370569,0.25526224508299655,0.2519940812566571,0.24161303313469298,0.22687789738188013,0.21896131831409515,0.2176956319983194,0.2165624671434317,0.21373126524163163,0.21301028363157867,0.19623835930076983,0.1955115624103502,0.18986625119718975,0.18704725876843867,0.1680287020707786,0.1655820747712397,0.16523735894525937],"twin_dists":[0.14208173564835774,0.14688975508616614,0.18307398207468883,0.19007879353510346,0.19026688683702203,0.19614870357658715,0.19809323620312086,0.20940788530326876,0.21461685510631645,0.21462432753691416,0.21563465020796133,0.2189005776268756,0.22369675367687333,0.22635898822091238,0.22679056001781359,0.2271783777842839,0.22815334914698476,0.22840302293277243,0.2343811908540071,0.23464806861651583,0.23674486790465138,0.23780823488207925,0.24529577489803406,0.24630231950188877,0.24644499644042903],"n_dims_used":45,"mean_confidence":0.9167346530490451},"coverage":{"mean_confidence":0.9167346530490451,"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}}