{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001784","491:4910002349","491:4910001900","491:4910002149","491:4910001309","491:4910001842","491:4910001541","491:4910001429","491:4910001179","491:4910001616","491:4910001841","491:4910001430","491:4910002196","491:4910001426","492:4920000861","491:4910001031","491:4910002102","491:4910001366","491:4910001731","491:4910001557","491:4910002285","491:4910003191","492:4920000977","491:4910001168","491:4910000984"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,492,491,491],"twin_sims":[0.5324670963219013,0.25527509927537584,0.24308345262259734,0.23369012069674916,0.20872596181196562,0.18140421959060982,0.1603826205459846,0.15578129693865742,0.15103743357799213,0.1382854212350608,0.133753356494511,0.1330126499655209,0.13273855289455058,0.12645442560004103,0.12203835440697731,0.1175894178097453,0.11447383611982337,0.1095337398060037,0.09966437152950273,0.09684525850968863,0.09587002897749902,0.09414538500233477,0.09354733922394018,0.09032493224965733,0.08873056781810462],"twin_dists":[0.14581084219884957,0.21462037004510198,0.21843255374421894,0.2214548003754344,0.22989861232291892,0.23997118729750663,0.24847762185734337,0.2504458475142602,0.2525200638259062,0.25834483760680016,0.2605113747359336,0.2608706839898556,0.2610040271492192,0.2641197074905098,0.26638013426452456,0.26872134499484124,0.2704016136178423,0.2731395187709044,0.2789096281771339,0.28063955551749903,0.2812472051905477,0.28233381563156335,0.2827142771450024,0.28479800517700926,0.2858508155836141],"n_dims_used":45,"mean_confidence":0.8982938978407118},"coverage":{"mean_confidence":0.8982938978407118,"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}}