{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003710","490:4900002279","490:4900002137","490:4900004415","490:4900002122","490:4900003303","490:4900001825","490:4900002879","490:4900002883","490:4900012285","490:4900001547","490:4900003436","490:4900012352","490:4900003173","494:4940008104","490:4900001413","490:4900003169","490:4900002432","494:4940007619","466:4660007290","490:4900003297","494:4940008310","490:4900004536","494:4940008492","490:4900001820"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,466,490,494,490,494,490],"twin_sims":[0.361010309066472,0.30279965026912664,0.2531693491265415,0.24966617370503877,0.23580315114679037,0.23145103538124834,0.2283472585728393,0.2192890039545035,0.19842531571755018,0.18348015137561036,0.177680530985824,0.17746845597873248,0.1703648062862378,0.17019887959979504,0.16453238106012394,0.16003611043250013,0.15953455439714637,0.1572528628462633,0.14957851800022523,0.14635891129894132,0.14026764214030124,0.13947804506783024,0.13669747733985166,0.1359341619132931,0.1338912337127768],"twin_dists":[0.18539315933700834,0.20075452901356045,0.21527037310854888,0.21635940161720213,0.22076813407107687,0.22218689051945573,0.22320945513130477,0.2262475274277564,0.233582252678791,0.2391700505818636,0.2414246280550968,0.24150805379142057,0.24434449648178985,0.24441175283225033,0.2467374557303753,0.24862439964666902,0.24883726303831663,0.24981182437153518,0.2531675744456887,0.25461318564218954,0.25741391726800045,0.25778355580469897,0.25909781122159153,0.2594620931856403,0.2604446570930596],"n_dims_used":45,"mean_confidence":0.9161098904079861},"coverage":{"mean_confidence":0.9161098904079861,"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}}