{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003753","489:4890004424","479:4790001513","489:4890004610","496:4960004569","479:4790001301","484:4840006095","496:4960001791","472:4720007314","470:4700007519","479:4790002991","472:4720006616","489:4890001980","470:4700006603","467:4670000320","472:4720004582","498:4980004115","470:4700007979","468:4680001387","468:4680007379","498:4980003945","472:4720006750","479:4790001202","489:4890003759","469:4690000621"],"twin_admin_codes":[489,489,479,489,496,479,484,496,472,470,479,472,489,470,467,472,498,470,468,468,498,472,479,489,469],"twin_sims":[0.44626019905285136,0.42114548803860435,0.39028787653145475,0.383054046306535,0.38251307062529566,0.355782086191301,0.34355228894954115,0.3240028484390222,0.3237919268710364,0.31567081309544837,0.29026700369802083,0.28381917550735003,0.2796175292694283,0.27690270687505775,0.2764707318518722,0.27473469384088234,0.2724533186334067,0.2695860862768878,0.2614984636221613,0.25949160244836583,0.2584196481653912,0.24989373266063716,0.24651500556836056,0.2385903542608852,0.2380841553171553],"twin_dists":[0.16498181518315969,0.17080118954644058,0.17815737639203091,0.17991992182464478,0.18005236609005174,0.186715691034646,0.18984931144888378,0.19498507711579255,0.19504140159140979,0.1972258877152406,0.2042751942612767,0.20612173210061244,0.2073386357559951,0.20813083145059652,0.20825731957018048,0.20876687755427378,0.2094395128897322,0.2102898173265699,0.21271893814065143,0.21332895143734826,0.21365600331721699,0.2162883654364965,0.21734738262549597,0.21986850816014022,0.22003138273636322],"n_dims_used":45,"mean_confidence":0.9157754686143663},"coverage":{"mean_confidence":0.9157754686143663,"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}}