This Travel Error Has Caused U.S. Passports to Be Voided Mid-trip—What to Do If It Happens to You

Some American travelers say their valid passports were mistakenly flagged—here’s what to know before your next trip.
IEEE

Direct Error Observation Compensator for Visual Servo Tracking System With Image Sensor-Based Sparse Measurement

Abstract: For a visual servo tracking system, a direct error observation (DEOB) compensator strategy is proposed to break the bandwidth limitation caused by sparse ...
Rasmussen Reports

Daily Presidential Tracking Poll

The Rasmussen Reports daily Presidential Tracking Poll for Tuesday shows that 46% of Likely U.S. Voters approve of President Trump’s job performance. Fifty-two (52%) disapprove. The latest figures ...
IEEE

Development of a Compact Optical Tracking System With Motorized Variable Zoom and Rotation for Tracking Range Adjustment in Image-Guided Surgery

Abstract: Interest in remote robot-assisted image-guided surgery is increasing to improve medical accessibility in areas where physical visits by medical staff are challenging. However, existing ...