{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009239","490:4900009338","490:4900008463","490:4900009343","490:4900008128","490:4900009849","490:4900009963","490:4900009856","490:4900009351","490:4900008915","490:4900008126","490:4900008691","490:4900008129","490:4900008672","490:4900010245","490:4900009944","490:4900010157","490:4900008338","490:4900009835","490:4900010047","490:4900009330","490:4900011231","490:4900008670","490:4900009729","490:4900010774"],"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":[0.2848837801487516,0.2484890021729142,0.2070144112462227,0.1845229233979931,0.17208671015341057,0.1637288038497622,0.13877338480598536,0.13144158558620034,0.10518465218904569,0.09791352111500766,0.09674183371849668,0.08643728538979148,0.08485627657289306,0.08070527656675343,0.07142835078791081,0.06996386226452045,0.06879345739893006,0.06838170322083709,0.06512990901665144,0.06468188584961213,0.06422264547017921,0.06273457471494592,0.06206071807350684,0.06053390248177712,0.05949483160036745],"twin_dists":[0.20581512627082976,0.21672753780345344,0.23050192416385093,0.2387700383155603,0.24364930114681096,0.24707192582519674,0.25811475317800725,0.26163780327064434,0.275630129833449,0.27997943198068964,0.2807037691766666,0.2873917961712718,0.28847321164219586,0.2913910792801999,0.2983757409508866,0.29954454150730375,0.30049300315600835,0.3008297967746919,0.3035492911501597,0.30393261194505056,0.3043277891270507,0.3056243651330825,0.30621980839427765,0.30758883633225825,0.3085368381605811],"n_dims_used":45,"mean_confidence":0.8936907450358073},"coverage":{"mean_confidence":0.8936907450358073,"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}}