{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003056","490:4900003726","490:4900002302","490:4900003867","490:4900002753","490:4900004319","490:4900004022","490:4900004164","490:4900001997","490:4900003465","490:4900003068","490:4900002603","490:4900003456","490:4900003226","490:4900003201","490:4900003357","490:4900002612","490:4900002313","490:4900002604","490:4900004009","490:4900001996","490:4900003076","490:4900003464","490:4900002151","490:4900001875"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7986914456522882,0.7739513884525415,0.7571326992976771,0.6265404209360437,0.6095175607741808,0.6074475169333585,0.5744922033085512,0.5573173846694481,0.5515313003386578,0.5504268913564954,0.5444802974885758,0.5414589463355947,0.539415391718882,0.5360842492050486,0.521212208623015,0.5148799064145105,0.5113159846948915,0.5093917352905842,0.49069975010437,0.45083812512131843,0.4421121371188527,0.44166773937407033,0.43270471907159735,0.4325577155363472,0.4289860416494101],"twin_dists":[0.08707996404335974,0.09297529646320266,0.09687918492476268,0.1255882918521304,0.12923490647003877,0.12967816342215982,0.13674109140142174,0.1404351502630662,0.14168308805092697,0.14192151720757235,0.14320669359130042,0.14386060776839538,0.1443032773636553,0.14502554858532532,0.14826161228417825,0.14964580017769072,0.1504266745226705,0.15084886097433742,0.15497273892774552,0.16393503846303117,0.16593383008235627,0.16603602676692905,0.1681059288265917,0.16814001910580206,0.16896974243640206],"n_dims_used":45,"mean_confidence":0.9177222357855903},"coverage":{"mean_confidence":0.9177222357855903,"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}}