Signal transformation and interpolation based on modified DCT synthesis.
Hakki Gökhan IlkSaadettin GülerPublished in: Digit. Signal Process. (2011)
Keyphrases
- discrete cosine transformation
- discrete cosine transform
- signal processing
- frequency domain
- image compression
- non stationary
- spatial domain
- high frequency
- bilinear interpolation
- image resizing
- original signal
- linear interpolation
- dct coefficients
- transform domain
- image interpolation
- transform coefficients
- dct domain
- interpolation methods
- signal detection
- video sequences
- blocking artifacts
- image authentication
- program synthesis
- digital watermark
- low frequency
- adaptive quantization