{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012799","490:4900012803","490:4900012531","490:4900012982","490:4900013187","490:4900012804","490:4900012871","490:4900012319","490:4900012878","490:4900013021","490:4900012866","490:4900012530","490:4900012254","490:4900012390","490:4900000871","490:4900000877","490:4900012985","490:4900012812","490:4900012675","490:4900000753","490:4900013020","490:4900013160","497:4970001447","490:4900000314","490:4900000543"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490],"twin_sims":[0.668547648479521,0.5493200533201799,0.42821617346265756,0.427398835057861,0.383768909210276,0.3085543629673215,0.3045809855641068,0.2966657681697462,0.25831679283801146,0.24903583052642822,0.21721035191818122,0.1773264887518399,0.1665595960109136,0.1578742524495319,0.11797107533211303,0.10911397932753022,0.1089493411493477,0.10236384528707572,0.09528377364256639,0.0934832512064951,0.09277504745676032,0.0912408932454763,0.08360659526993612,0.08080545822005948,0.07686763918262177],"twin_dists":[0.11654708234924782,0.14216054881034898,0.16914895634031807,0.16933936541298517,0.17974504295803836,0.19916643128886605,0.20026109126506098,0.20246671416314074,0.21368742926296014,0.21655638991649762,0.22695647711584513,0.2415639402413213,0.24589888865798393,0.24954539928318809,0.26851786967968894,0.2733765261650655,0.2734696778028963,0.27728867319747325,0.2816148351958973,0.2827551620275278,0.28320843921805505,0.2841998089879969,0.28933942263010526,0.29131925987285295,0.2941976965544686],"n_dims_used":45,"mean_confidence":0.911344485812717},"coverage":{"mean_confidence":0.911344485812717,"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}}