pq-vector: Temporal file pruning for vector search over time-partitioned Parquet files. Up to 8.3x speedup by embedding timestamp metadata in file footers for predicate pushdown. [report]
iSAM2 Information-Weighted SLAM: Confidence-weighted odometry factors for stereo visual odometry on KITTI. Scales factor covariances based on inlier ratio, match count, and reprojection error using GTSAM.