{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007733","490:4900005245","490:4900007381","490:4900007622","490:4900005639","490:4900005510","490:4900004410","490:4900005109","490:4900004694","490:4900005642","490:4900004411","490:4900001689","490:4900005246","490:4900004414","490:4900005360","490:4900005624","490:4900005379","490:4900004695","490:4900004822","490:4900003185","490:4900007612","490:4900004968","490:4900003988","490:4900001412","490:4900001411"],"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":[0.6030426101076162,0.5417793504447075,0.5415214631838243,0.5148675116110963,0.49212108084776823,0.45760486979712195,0.43335541598624283,0.42904203950744907,0.39908057954495846,0.39710120878904576,0.3951378296185506,0.38840516876166403,0.38312473647354395,0.38225641920564535,0.3768844487696531,0.3657597728836347,0.36362448959994675,0.36314090807334043,0.359125520963899,0.35828797445511007,0.33306010207944226,0.33137524581401834,0.32397097069342334,0.3113328341276554,0.30756724055397316],"twin_dists":[0.13062138052767172,0.143791230912609,0.14384707044804584,0.1496485136047345,0.1546576121866294,0.1623949672012363,0.1679550875053054,0.1689567121066555,0.17603545880987395,0.1765112395270663,0.17698425204458923,0.17861460606504476,0.179902621741034,0.18011523214059397,0.18143578741492025,0.18420016800893999,0.1847355420904068,0.1848570095636712,0.18586879711152451,0.18608056663111205,0.1925852818735764,0.1930289576114735,0.1949935884369214,0.19840577615383018,0.19943761957297093],"n_dims_used":45,"mean_confidence":0.920432620578342},"coverage":{"mean_confidence":0.920432620578342,"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}}