International Monetary Fund

The Reverse Method: An Indirect VAT Compliance Gap Estimation Technique

This technical note presents the Reverse Method, a novel indirect approach for estimating the global value-added tax (VAT) compliance gap. The Reverse Method leverages public datasets and a calibrated ...
IEEE

Mixed-Mode Fiber Array Alignment and Coupling to Photonic Integrated Circuits

Abstract: This study investigates alignment and coupling between a photonic integrated circuit (PIC) and a mixed-mode fiber array (FA), where one of the channels in the normally single-mode (SM) array ...
IEEE

Bi-LSTM-Transformer Based Trajectories Tracking Control Method for Autonomous Vehicles Considering the Coupling of Lateral and Longitudinal Dynamics

Abstract: During trajectory tracking, the nonlinear coupling between a vehicle's lateral and longitudinal dynamics poses greater challenges to control accuracy and real-time performance. This paper ...
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Avoid these 10 mistakes everyone makes with roast beef and thank us later

Is there anything more hearty and homey than a roast beef dinner? Growing up, roast beef was a regular Sunday meal in my house. It always came to the table the same way: beautifully browned on the ...