{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005252","489:4890005460","489:4890005278","489:4890005274","489:4890005026","489:4890005244","479:4790003500","489:4890005025","489:4890004534","489:4890005361","489:4890004574","489:4890005360","489:4890003746","489:4890005218","489:4890004794","489:4890005272","489:4890005251","479:4790002911","489:4890005217","489:4890004990","489:4890005356","489:4890005187","489:4890005430","489:4890005382","489:4890005385"],"twin_admin_codes":[489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489],"twin_sims":[0.8033058111233934,0.8017094115288403,0.7869486310700521,0.7776336002021387,0.7483842400445734,0.7262795736650248,0.702156888903709,0.6922433691216849,0.6910732429533093,0.6910336750680864,0.670337574828828,0.6648168621133809,0.6427977102838437,0.6381745509093937,0.6377864339753804,0.6272141216627982,0.6264656676325329,0.6211395200050066,0.5997377509602867,0.5841267135310976,0.5811032445489158,0.5794180715593521,0.5792772908732818,0.5781260365141687,0.5780953613544834],"twin_dists":[0.08595685849197318,0.08634633113946182,0.08990322611506503,0.09211019046477477,0.09888195919974616,0.10387040466456457,0.10921794395122053,0.11139229547973986,0.11164817481543579,0.11165682470246888,0.11615947577692852,0.11735418306973397,0.12209931601243731,0.12309243857243687,0.12317577301548942,0.12544387001823268,0.1256043161141502,0.1267457295023787,0.13132909196886833,0.13467393741562017,0.1353223400304336,0.13568384988962962,0.13571405462284777,0.13596108166273208,0.13596766427679968],"n_dims_used":45,"mean_confidence":0.9203566657172308},"coverage":{"mean_confidence":0.9203566657172308,"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}}