{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008805","490:4900009864","490:4900009763","490:4900010068","490:4900010757","490:4900010328","490:4900010501","490:4900010343","490:4900009562","490:4900010161","490:4900010245","490:4900010671","490:4900010066","490:4900009437","490:4900011238","490:4900010244","490:4900011082","490:4900010062","490:4900008005","490:4900010142","490:4900010345","490:4900007901","490:4900009944","490:4900009957","490:4900009551"],"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":[0.3348682513976527,0.3025645066376919,0.22753666605521372,0.19629794019242186,0.19629193576910536,0.19050426834922987,0.182775798866685,0.18220170865609567,0.18162502917914858,0.1661929682005478,0.16313152580039414,0.14471715118459863,0.14106529200841336,0.13939896079089015,0.13080820408040847,0.12999138707205934,0.12729913682525495,0.1147410793848349,0.11222883976802066,0.10958540054569606,0.10634532619031382,0.10291346518293931,0.10035109040901108,0.10029833345222121,0.09905390705134573],"twin_dists":[0.19211049824588344,0.20081979069978675,0.22347802214870108,0.23435934332369177,0.23436154485863225,0.2365057333030509,0.23944115134292732,0.23966266089328392,0.23988566638098066,0.2460499981937358,0.24732129915031403,0.25535940869295015,0.25704208049739824,0.25782066390087366,0.26194902509557794,0.2623520632955145,0.2636941829710662,0.2702561181864169,0.2716343006037426,0.27311039841944285,0.27495773597541023,0.2769627438961098,0.2784940478512388,0.27852589560213137,0.27928094885174837],"n_dims_used":45,"mean_confidence":0.8920165167914497},"coverage":{"mean_confidence":0.8920165167914497,"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}}