{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003410","491:4910003453","491:4910003510","491:4910003298","491:4910002119","491:4910003016","491:4910001172","491:4910001407","491:4910002724","491:4910003498","491:4910002166","491:4910003113","491:4910003424","492:4920003136","491:4910001349","491:4910002725","491:4910003213","491:4910003320","491:4910000665","491:4910003454","491:4910003339","491:4910002937","491:4910003843","497:4970001999","491:4910002786"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,497,491],"twin_sims":[0.29775261650984436,0.28527962514877997,0.21203806706626055,0.15087116995219685,0.13334402175710436,0.12683616780698795,0.10258378419329393,0.08774815141936018,0.08307076211021899,0.0816979467727733,0.08016494720770789,0.07795140179898606,0.07392917740774328,0.07293726577190068,0.06638413020077417,0.06493007115487162,0.060651493244941165,0.05585495110691591,0.055250866572884846,0.051423231874598276,0.05089799261204168,0.05057692637355729,0.05049578344823586,0.04835060435344352,0.047942544741676696],"twin_dists":[0.20216183456771797,0.2057012989790408,0.22874060584149167,0.25259362359346405,0.2607097534123535,0.26392713835618653,0.2771580840267413,0.2865070330520507,0.2897140017159342,0.2906825700775312,0.29177967362980545,0.29339389470940763,0.29642398354866883,0.2971916267036303,0.3024875372888802,0.3037200018704564,0.3074823962189179,0.3119690676388236,0.31255645242053,0.3164071565779897,0.3169539855764815,0.3172905655831568,0.31737591075728977,0.3196747292161342,0.32012161521805377],"n_dims_used":45,"mean_confidence":0.8958852132161458},"coverage":{"mean_confidence":0.8958852132161458,"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}}