{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011801","490:4900011666","490:4900011866","490:4900011867","490:4900011602","490:4900011112","490:4900011401","490:4900011201","490:4900011984","490:4900011538","490:4900011593","490:4900011864","490:4900011734","490:4900011789","490:4900011182","490:4900010702","490:4900011122","490:4900010965","490:4900011273","490:4900011731","490:4900011661","490:4900010086","490:4900011197","490:4900011670","490:4900011591"],"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":[0.699389565494894,0.6384531556970273,0.6015651198248523,0.5301391450872057,0.4624299858578669,0.4533983939637469,0.44921706765850883,0.4424243414362639,0.43209975473879714,0.4237469068650062,0.39380403785695184,0.386731869241286,0.38404311545423064,0.37745222493275343,0.36640383946376875,0.3597281902379511,0.35922162468856,0.35204072120429947,0.3509965235057806,0.3495477609453278,0.3455060192417226,0.34310597210348265,0.33533984488494617,0.3283452729841346,0.32584677134420653],"twin_dists":[0.10982611981367421,0.12303261447195403,0.1309377663229553,0.14631682668510884,0.16130182476739438,0.1633513455308074,0.16430524624237106,0.1658620572872752,0.16824625069251165,0.17019197219502025,0.1773062044470844,0.1790218566951256,0.17967800447004248,0.181295785382682,0.18403899198128265,0.18571657150559617,0.18584451393918489,0.18766826788084803,0.18793506612238803,0.18830592084837708,0.18934481759532967,0.189964773510798,0.1919868965234815,0.19382996562497423,0.19449354135655406],"n_dims_used":45,"mean_confidence":0.9124823676215278},"coverage":{"mean_confidence":0.9124823676215278,"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}}