{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002223","485:4850000748","477:4770000752","499:4990000915","479:4790000158","485:4850008060","469:4690005580","485:4850000842","489:4890000627","477:4770000651","473:4730002306","499:4990002559","485:4850003207","500:5000001128","485:4850002598","477:4770001027","477:4770000716","477:4770000966","500:5000002015","485:4850000449","485:4850000423","500:5000001983","485:4850002038","473:4730001692","485:4850000298"],"twin_admin_codes":[499,485,477,499,479,485,469,485,489,477,473,499,485,500,485,477,477,477,500,485,485,500,485,473,485],"twin_sims":[0.4309646706286351,0.3395843339911223,0.3240530148341902,0.3228783304183159,0.31174790669131514,0.29875053039829325,0.29348146596038,0.2839577087940716,0.2807750893555573,0.2787704772538263,0.26908834415823446,0.2679180115505947,0.2588142445358488,0.2574821154272067,0.2558820397658952,0.2399607486783603,0.23995507804872074,0.23933085759294673,0.23891728396249362,0.23856169017333598,0.237260848689553,0.23530850424201438,0.23313023184359533,0.2284112912738201,0.22757131828278887],"twin_dists":[0.1685097487516722,0.19087864697687684,0.19497168368984538,0.19528560453245994,0.1982924768712944,0.2018824776572555,0.20336377341708656,0.20608179537826174,0.20700227786621445,0.20758530415907855,0.21043799562908524,0.21078707488306178,0.21353551324646863,0.21394274522189322,0.21443365144125137,0.21942869553576216,0.21943051209129985,0.2196306485539079,0.2197634348131297,0.2198777251028634,0.22029677260515737,0.22092851590851853,0.22163742771740222,0.22318826660007504,0.22346652816064816],"n_dims_used":45,"mean_confidence":0.921484375},"coverage":{"mean_confidence":0.921484375,"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}}