First, original co-occurrence matrix feature parameters of wood were extracted in noise condition, earned on feature selection, and constructed parameter system of wood texture. 首先在無(wú)噪聲的環(huán)境下提取了木材的共生矩陣紋理原始特征參數，并對其進(jìn)行特征選擇，進(jìn)而建立了木材紋理參數體系。
Cleaning exposed the grain of wood. 清潔使木紋顯現可見(jiàn)。
In splitting wood,don't try to go against the grain. 劈木柴時(shí)，要順著(zhù)木紋劈。
