{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010207","490:4900009803","490:4900009811","490:4900010015","490:4900012078","490:4900002423","490:4900008960","490:4900009289","490:4900012146","490:4900012082","490:4900009067","490:4900011350","490:4900008723","490:4900011944","490:4900009792","490:4900009692","490:4900008303","490:4900010900","490:4900011620","490:4900010211","490:4900010209","490:4900009177","490:4900001789","490:4900008734","490:4900009587"],"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":[0.49642635033517585,0.30831379711713586,0.2979887260899798,0.29318513984698324,0.27046976756656194,0.26557842883988175,0.2649436029256826,0.25085925454093105,0.2312680551595079,0.22227915686687333,0.20679317271115366,0.20253821476965236,0.20033862315046375,0.19103988975192568,0.1863307970421561,0.18586741998407572,0.17649581573642364,0.16925232462378187,0.16721800151496563,0.16374001406830582,0.15958982916675762,0.14960983898857957,0.1489046614874287,0.14853521060900757,0.14595889394158193],"twin_dists":[0.1537047020157579,0.19923247495757473,0.2020956882816232,0.20344754433044027,0.21002716084651343,0.21148775879400877,0.21167854546708575,0.21598742130197968,0.22224692314590586,0.2252355554492197,0.23058015749235167,0.23209604296277742,0.23288825869837712,0.23630540912001033,0.23808028392009412,0.23825662516942178,0.24189158019328255,0.24479633015728863,0.2456281207883754,0.24706725167651516,0.24881378024686274,0.25315362450557066,0.2534682236897494,0.25363348468014046,0.2547944306644499],"n_dims_used":45,"mean_confidence":0.921037122938368},"coverage":{"mean_confidence":0.921037122938368,"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}}