Feedforward networks use back propagation algorithm to train a multi-layer network. After training, the multi-layer network can fit the function in the data space very well.

前向网络利用反向传播算法训练多层网络，使训练后的网络较好地拟合样本空间中各点的函数值。

youdao

Transparent tone-in-band(TTIB) and feedforward signal regeneration(FFSR) is a technology to combat the effects of multipath propagation delay and doppler effect in wireless channels.

TTIB（透明带内导音）及FFSR（前馈信号再生）技术是一种可抗无线信道中多径时延及多谱勒频移引起的信号衰落的技术。

youdao

In this paper, the back propagation algorithm of a multilayer feedforward neural network was defined as BP algorithm?

利用前向多层神经网络的反向传播算法，即BP算法。

youdao