{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004495","499:4990000105","470:4700005434","470:4700003450","489:4890004708","479:4790001895","489:4890004635","479:4790003663","468:4680007802","496:4960002651","470:4700005275","477:4770002271","472:4720000359","470:4700005206","477:4770003520","470:4700004946","489:4890004000","468:4680005032","499:4990000065","472:4720006043","489:4890004530","489:4890004577","466:4660004374","488:4880005187","472:4720004422"],"twin_admin_codes":[489,499,470,470,489,479,489,479,468,496,470,477,472,470,477,470,489,468,499,472,489,489,466,488,472],"twin_sims":[0.2588351949281813,0.25475614717387335,0.23667018890044278,0.20400609187150265,0.20396002700199423,0.19578145219041954,0.19065249071128376,0.18738070671172458,0.18609627216917377,0.1831188196552344,0.18198604596160645,0.1790306380057781,0.17540391512119544,0.16658599202820076,0.16136272921150976,0.16046625533207423,0.1600635936834118,0.15986564303420858,0.15953793693783835,0.1543649700631823,0.15234080925673102,0.14981805221238534,0.1454606663532345,0.14496122598762246,0.14432480845309753],"twin_dists":[0.21352911927801327,0.21478024324391795,0.22048753994923453,0.231570648508165,0.2315870969401198,0.23454888569134738,0.23645025833278716,0.2376818700921597,0.23816949537530321,0.2393090329520577,0.23974600051909148,0.24089517659528295,0.24232392929157018,0.24588801851992156,0.2480637026507999,0.24844222963977336,0.2486127496192673,0.2486966925319616,0.2488358258383689,0.251060219563238,0.2519454659177585,0.25306094383426425,0.2550206889380207,0.25524807477835876,0.255538666633272],"n_dims_used":45,"mean_confidence":0.9201029459635417},"coverage":{"mean_confidence":0.9201029459635417,"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}}