{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001040","490:4900002324","490:4900002792","490:4900002140","490:4900002475","490:4900001170","490:4900002337","494:4940008111","490:4900002454","494:4940007906","490:4900000670","490:4900001419","490:4900000557","490:4900003483","494:4940006055","490:4900002777","494:4940008237","494:4940008520","490:4900002923","494:4940007687","487:4870011563","494:4940008301","490:4900001856","487:4870011442","487:4870001772"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,494,490,490,490,490,494,490,494,494,490,494,487,494,490,487,487],"twin_sims":[0.38173326274829117,0.33196122074468404,0.325183958157102,0.31185213147149515,0.2892151440774956,0.2837132286041765,0.2792499234863763,0.264780893938677,0.2541873266901449,0.2495567985564574,0.24791569480488598,0.24428893649528047,0.23343944551736928,0.2313863804854183,0.22996952372067087,0.22990947176511778,0.22920816705967934,0.2269739742130468,0.2229780476986078,0.2105814283828849,0.20955313245393423,0.20891814361319344,0.20793723147857784,0.19697997363379263,0.19518450858895342],"twin_dists":[0.1802434406555245,0.19287451246104795,0.19467004971804713,0.19826404094040698,0.2045747391762831,0.20615228267146535,0.20744562964903066,0.21172749089570642,0.21495571686777262,0.21639355956233555,0.21690723256618316,0.21805022060461415,0.22153653131195825,0.22220809909442932,0.22267385045139554,0.22269363256816824,0.22292490695862874,0.22366482701258025,0.22500033974621872,0.2292483637505922,0.22960824669570137,0.22983108009722356,0.23017621467170807,0.23410957724990158,0.23476838635488403],"n_dims_used":45,"mean_confidence":0.913171132405599},"coverage":{"mean_confidence":0.913171132405599,"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}}