dct
「dct」的意思
abbr. 离散余弦转换（Discrete Cosine Transformation）；数据通信终...
离散余弦变换
「dct」的用法
dct差分编码 - 在数字信号处理中，差分编码是一种编码方法。
「dct」的例句
DCT is used in many applications such as image and video compression.
DCT 在图像和视频压缩等许多应用中都有使用。
The DCT transform converts a signal into a set of frequencies.
DCT 变换将一个信号转换为一组频率。
In audio processing, DCT is used to reduce the amount of data needed to represent sound.
在音频处理中，DCT 用于减少表示声音所需的数据量。
The DCT coefficients are then quantized to reduce the file size.
然后对 DCT 系数进行量化以减少文件大小。
This process helps in efficient storage and transmission of digital media.
这个过程有助于数字媒体的高效存储和传输。
DCT is also used in speech processing for efficient coding.
DCT 也在语音处理中用于高效的编码。
The DCT transform is reversible, meaning the original signal can be reconstructed from the transformed coefficients.
DCT 变换是可逆的，这意味着可以从变换后的系数重建原始信号。
In digital communication, DCT is used to reduce bandwidth requirements.
在数字通信中，DCT 用于减少带宽需求。
The DCT coefficients are also used in JPEG image compression.
DCT 系数还用于 JPEG 图像压缩。
By using DCT, the number of bits required to represent an image can be significantly reduced.
通过使用 DCT，可以显著减少表示图像所需的位数。