{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001718","481:4810001635","488:4880001605","481:4810001632","488:4880005948","481:4810001012","481:4810000458","470:4700001313","470:4700001287","481:4810000470","481:4810000646","488:4880001438","472:4720001741","481:4810000274","470:4700000435","493:4930000035","481:4810000368","488:4880005589","470:4700000164","481:4810005656","470:4700001884","481:4810001071","488:4880005846","499:4990001783","488:4880001421"],"twin_admin_codes":[481,481,488,481,488,481,481,470,470,481,481,488,472,481,470,493,481,488,470,481,470,481,488,499,488],"twin_sims":[0.47354851416332117,0.34589067111173283,0.31990873947457193,0.27002433011132,0.2527243546321926,0.2396542764600726,0.2325170382182861,0.22017935788318735,0.21886145500039364,0.21683404564611305,0.21664470162138139,0.21367535919979871,0.20959330856909628,0.20925122509725322,0.20486660722186992,0.19404194768111438,0.19175880896019679,0.19168009387126336,0.1909144290202124,0.18650439771686414,0.18132799285173787,0.17951110291793043,0.1784287418024518,0.17808882292996095,0.17712095826275512],"twin_dists":[0.1587978827453815,0.18924567082277302,0.19608204871293355,0.21015949175862142,0.21540817333155823,0.219526912266242,0.22183777302074822,0.22594524024694992,0.2263929785188094,0.22708530778784783,0.2271501877275313,0.22817268885583786,0.22959416335507296,0.2297141361362221,0.2312638500937525,0.23518981757379256,0.2360371461341701,0.2360664842464793,0.23635229664922025,0.2380142983486196,0.24000072747358694,0.2407074434065737,0.24113086189829466,0.24126421382519267,0.2416449052300236],"n_dims_used":45,"mean_confidence":0.9197291056315104},"coverage":{"mean_confidence":0.9197291056315104,"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}}