Abstract: Discrete cosine transform(DCT) is one of the most powerful tools in image processing. In this paper, we show that each basis of the two dimensional discrete cosine transform (2D-DCT) is an ...

Abstract: The JPEG2000 standard uses the 2D Discrete Wavelet Transform (2D DWT), while the JPEG standard uses the 2D Discrete Cosine Transform (DCT). However, the 2D DWT has higher computational ...

This project demonstrates a core step of lossy image compression by applying the Discrete Cosine Transform (DCT) to an 8x8 matrix. Methodology The process follows these key steps: Correlation Analysis ...

This Node module is an implementation of the two-dimensional Discrete Cosine Transform (2D-DCT), and its inverse, from its very definition. It is intended for educational and research purposes. You ...

Deployment of ESL (Electronic System Level) design-methodologies often leads to a degradation of achievable results. Usually, a higher abstraction level has a negative impact on both device ...

The discrete cosine transform (DCT) remains a cornerstone of modern image and video compression techniques, enabling the decomposition of visual data into frequency components that can be efficiently ...

This is a preview. Log in through your library . Abstract The discrete Fourier-cosine transform (cos-DFT), the discrete Fourier-sine transform (sin-DFT) and the discrete cosine transform (DCT) are ...