{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002296","499:4990002548","499:4990002454","499:4990002205","470:4700001263","488:4880006383","470:4700002036","499:4990002615","499:4990001644","499:4990001486","499:4990002109","499:4990003325","470:4700007984","499:4990002450","499:4990000677","485:4850004258","488:4880001859","470:4700007317","470:4700001710","499:4990001391","485:4850004110","470:4700002180","470:4700008083","488:4880000803","470:4700005702"],"twin_admin_codes":[499,499,499,499,470,488,470,499,499,499,499,499,470,499,499,485,488,470,470,499,485,470,470,488,470],"twin_sims":[0.5758353789504618,0.5067887875417724,0.47426898497203684,0.4443752155051471,0.4252695242127633,0.4046359701842956,0.40368457283133297,0.3994757303650687,0.3967210236994021,0.375961682195751,0.37408057703578773,0.36631358087831367,0.36617627351578463,0.361371794964787,0.3579918713391082,0.3503524566332563,0.33479023457343504,0.32939526213437254,0.3191162749569186,0.3138402491060602,0.31134428291733635,0.3096722494471508,0.30694313551214564,0.30639577330045986,0.301453369588459],"twin_dists":[0.1364527225857559,0.15142061459649814,0.15863631832867595,0.16541401181945184,0.16983612132903694,0.17470580239714043,0.1749329283025954,0.17594060562231792,0.17660274869726753,0.18166354250153685,0.18212868125431184,0.18406157038377807,0.18409592350920148,0.1853020810001399,0.18615549555739772,0.18809983547752077,0.19213095507702901,0.19355193096703935,0.19629528737991825,0.19772265151955526,0.19840264990552514,0.19885992009542364,0.19960933618115909,0.19976010351863813,0.20112857537799053],"n_dims_used":45,"mean_confidence":0.9282642788357205},"coverage":{"mean_confidence":0.9282642788357205,"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}}