{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001426","491:4910002339","491:4910002285","491:4910001430","491:4910001292","491:4910001429","491:4910001232","491:4910001541","491:4910002090","491:4910000963","491:4910002291","491:4910002088","491:4910002186","491:4910001616","491:4910002089","491:4910001540","491:4910001224","491:4910000971","491:4910001116","491:4910002238","491:4910002284","491:4910001365","491:4910001168","491:4910001296","491:4910001784"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5701673944416021,0.5546744524789756,0.5337240396440436,0.5220049946401791,0.44403907797976616,0.41943112610116695,0.4186134745391731,0.3823665242832417,0.36113347596905204,0.3438524722454097,0.32886570844060703,0.31258105889259685,0.2847615552256021,0.25817825254632804,0.24031426142485035,0.23302179634836293,0.21882228118606706,0.21033507745067287,0.20179668696789332,0.2004242138032918,0.18729088258344956,0.177153899116864,0.17096504231360785,0.156283357820115,0.1557443842221138],"twin_dists":[0.13767005472318744,0.14100492996912403,0.14553783414263866,0.14808859727906507,0.1654911564343423,0.1712035371232841,0.17139567925050703,0.18008825972828343,0.1853621215546084,0.18977169898761181,0.19369209447140107,0.19806531711162684,0.20585029191132428,0.2137297707042295,0.21931550464925506,0.22167283102178786,0.22640631488143592,0.22933447268016105,0.23236245108933334,0.2328573202986923,0.23771589467467716,0.24163192428726069,0.2441015898969601,0.25022904513349264,0.25046180748792135],"n_dims_used":45,"mean_confidence":0.8982718573676215},"coverage":{"mean_confidence":0.8982718573676215,"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}}