{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000626","491:4910000693","491:4910000692","491:4910000567","491:4910000456","491:4910000452","491:4910000694","491:4910000328","491:4910000460","491:4910000294","491:4910000817","491:4910000464","491:4910000509","491:4910000558","491:4910000468","491:4910000508","491:4910000691","491:4910000052","491:4910000518","491:4910000505","491:4910000156","491:4910000406","491:4910000182","491:4910000022","491:4910000754"],"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":[0.5453310875042026,0.4552696654885214,0.4308265363295,0.4257837871609042,0.4161964973680457,0.4156022444323182,0.4069223124739474,0.37732811752396356,0.3747783623860197,0.37423787451474716,0.37076893448886056,0.36406304156234,0.3581592124865095,0.3440075816937699,0.3391009297079432,0.33869080155880854,0.3377185709474789,0.33618781838335554,0.3220799324276128,0.3218646823315919,0.31450824504209274,0.3112075781822591,0.29703642194212376,0.29699434075047865,0.2856501213711166],"twin_dists":[0.14302267376126995,0.16292549853174718,0.16854183439754097,0.1697160526616884,0.17196458952493093,0.17210468204453294,0.17416096015377586,0.1813263789745781,0.1819560071455677,0.18208974258663907,0.18295035340613056,0.1846254559041866,0.18611314595610173,0.18973160952004237,0.19100448716345209,0.19111132769397574,0.1913648774723401,0.19176488481364926,0.1954993308072942,0.19555700256847552,0.19754118604614307,0.1984399832923077,0.20236266574300268,0.20237447475921255,0.20559484688286064],"n_dims_used":45,"mean_confidence":0.8896616617838542},"coverage":{"mean_confidence":0.8896616617838542,"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}}