{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010111","490:4900008401","490:4900012151","490:4900008960","490:4900009298","490:4900009186","490:4900009912","490:4900004254","490:4900009705","490:4900009803","490:4900009289","490:4900009082","490:4900008751","466:4660004389","490:4900010380","490:4900009177","490:4900007855","466:4660003664","466:4660004634","490:4900003558","490:4900010185","466:4660003786","466:4660004072","490:4900008308","490:4900009890"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,466,490,490,466,466,490,490],"twin_sims":[0.4526465922938768,0.42556156378840115,0.40550369159819183,0.3677335875389094,0.3563661185434985,0.35319351200443466,0.34482004677621436,0.3319310158560122,0.3144573685728546,0.23028850608514187,0.226978686381993,0.22171022206954347,0.20730702468482906,0.19990079826174573,0.18283056549133453,0.17889243876902336,0.17649581573642364,0.16199458087197605,0.15225624761648918,0.14655619116541607,0.1450214922367917,0.14048354714774863,0.1385387189085441,0.13797537715791605,0.13528615327362573],"twin_dists":[0.16352261540634225,0.1697679293652101,0.1744988605904748,0.183706674950165,0.18656746110118538,0.18737420193322177,0.18952177711205137,0.19288246990406588,0.1975549992655315,0.2225688294236733,0.22366326137296516,0.22542739845849535,0.23039853917729178,0.23304666161727217,0.23942004561825414,0.24094924167120696,0.24189158019328255,0.2477978259572951,0.2519826354258108,0.2545239344576526,0.25522060591843915,0.25731311462881173,0.25822532719943997,0.25849134486224196,0.2597725515947921],"n_dims_used":45,"mean_confidence":0.9091296725802951},"coverage":{"mean_confidence":0.9091296725802951,"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}}