{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004380","479:4790002143","489:4890004044","489:4890003814","472:4720003366","479:4790002413","489:4890003866","489:4890004420","472:4720004723","489:4890005476","479:4790002149","489:4890004448","500:5000010597","489:4890000673","472:4720005373","479:4790000940","472:4720006641","479:4790000233","472:4720004573","468:4680001036","469:4690008319","470:4700000810","470:4700007048","489:4890003949","479:4790003501"],"twin_admin_codes":[489,479,489,489,472,479,489,489,472,489,479,489,500,489,472,479,472,479,472,468,469,470,470,489,479],"twin_sims":[0.4423155271929208,0.374984274549741,0.3565342352337735,0.35019444767507324,0.3209440835043102,0.3204112030396949,0.3110255931968894,0.2975063121948972,0.250225235967874,0.2375986028800535,0.23670625823824573,0.22698560442427626,0.22669475247463458,0.2250736158682246,0.21770169013032364,0.21230934063285112,0.21148590957584093,0.21125228712623373,0.20989985848218565,0.19810261929620848,0.19743296258743195,0.19083869478418414,0.18998198073795733,0.18977108620848607,0.1888551915864378],"twin_dists":[0.16588707041751985,0.18190508223360152,0.1865248155792617,0.1881402825487928,0.19580390147626847,0.19594699794010498,0.19848969704184224,0.20223086975356172,0.2161849553349132,0.22018782625436772,0.22047588161123977,0.22366096286090908,0.22375763820152464,0.22429799596811323,0.2267884903165024,0.22864630622351426,0.22893279868830488,0.2290142195276469,0.22948676569601084,0.23369975571276833,0.2339440197924053,0.23638061066721056,0.23670144977866933,0.23678058471324426,0.23712497546739306],"n_dims_used":45,"mean_confidence":0.9162428961859809},"coverage":{"mean_confidence":0.9162428961859809,"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}}