{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000599","477:4770000547","477:4770000751","477:4770002015","500:5000002258","477:4770000499","477:4770000106","477:4770001185","489:4890002451","500:5000001009","477:4770000107","477:4770002078","477:4770000081","477:4770003588","477:4770000455","499:4990000609","500:5000000955","477:4770003950","489:4890002610","485:4850007991","477:4770000100","477:4770000715","477:4770000285","500:5000001064","477:4770000161"],"twin_admin_codes":[477,477,477,477,500,477,477,477,489,500,477,477,477,477,477,499,500,477,489,485,477,477,477,500,477],"twin_sims":[0.6530467892329662,0.6527061338565997,0.6458217552837779,0.606832405754296,0.5627403838253193,0.5334108733427839,0.5295764101212211,0.5275043290450294,0.5274263940537616,0.517998942048043,0.5173391084317148,0.5130894826690625,0.5094506903038059,0.5040497505415678,0.5016077151495951,0.49184679985715785,0.4893741964049841,0.4848916414383406,0.4770462795282426,0.47359864004369895,0.4694909296611336,0.4666436209770092,0.4663175185824676,0.46083551132340056,0.458477517351492],"twin_dists":[0.11989413074054527,0.11996751469748464,0.12144920646557239,0.12980987537313032,0.13926722774270284,0.1456058415204092,0.14643920837892302,0.1468900784402285,0.14690704401966512,0.14896349820161653,0.14910775620246255,0.15003792164196747,0.15083591996942305,0.1520231002473749,0.15256100226959904,0.15471840270420853,0.1552668756022132,0.15626333299017664,0.15801426717543887,0.15878663946839122,0.1597093242785285,0.16035049568220983,0.16042401446094287,0.16166260638517027,0.16219696298456515],"n_dims_used":45,"mean_confidence":0.9224298265245225},"coverage":{"mean_confidence":0.9224298265245225,"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}}