b-frame meaning in English

脂双向预知帧

For i - frame coding , existing coding standards only take use of information of itself , and for p - frame and b - frame , inter - frame information is used . however , there is still redundancy among those adjacent frames that are coded as i - frame
然而事实上，相邻多个i帧之间的信息上仍然也存在冗余，本文的贡献就在于利用了i帧间的冗余进行帧间编码，从而进一步提高了编码性能。