The watermarking mainly selected the method which gathered based on the characteristic to carry on the watermark signal inserting,its key was carries on the characteristic analysis to the vector graph,and discovered the good model expression way.
二维矢量图数字水印主要采用基于特征集合的方式进行水印信号的嵌入,其关键是对矢量图进行特征分析,并找出好的模型表达方式。
Various digital watermark signals involved in digital watermarking algorithms are discussed and the requisite characteristics of a watermark signal are summarized.
本文针对当前数字水印算法中提出的各种数字水印信号进行分析 ,综合了数字水印信号应满足的特性 ,并且提出了基于混沌序列的数字水印信号算法 。
San Zhan Zi Wu Chui in Yongchun Bai He Quan, uses the mallet with large head and small end.
“永春白鹤拳”的三战子午槌后面大、槌头大、槌尾小。
A maul used by masons in fitting stones.
定位槌石匠在摆放石头时使用的槌子
A light hammer with a rounded head for striking a percussion instrument.
小音槌用于打击乐器的圆头小槌
a wooden ball used in playing croquet.
槌球游戏中使用的木球。
a mallet used to strike the ball in croquet.
槌球游戏中击球的棒子。
croquet (indoor) requisite
槌球（室内）必备用具
shouted the Queen, `Can you play croquet?'
王后说，“你会玩槌球吗？”
equipment used in playing croquet.
槌球游戏中使用的装备。
an arch used in croquet.
槌球中使用的弓形结构。
A small, rubber-headed hammer used in examination or diagnosis by percussion.
叩诊槌用在通过振荡所作的检查或诊断中的橡皮头的小槌
Croquet was highly popular at this time, and the smooth croquet courts proved readily adaptable for tennis.
在那时，槌球很受欢迎，并且槌球的场地直接可以用来玩网球。
To declare sold at an auction, as by striking a blow with a gavel.
敲槌宣布卖出在拍卖会上宣布货物卖出，比如用木槌敲击来宣布
"Savage Fury" no longer applies to "Maul" or "Swipe".
野蛮暴怒不再影响熊的槌击和扫击。
The chairman rapped on the table twice with his gavel.
主席用他的小木槌在桌上重敲了两下。
Burgess rapped with his gavel, and said:
伯杰斯敲着手里的小木槌说：
The chairman.tries to gavel the demonstration to an end(New Yorker)
主席极力敲小木槌使游行结束(纽约人)
Many cooks use mallets to pound meat to make it more tender.
许多厨师使用木槌来敲肉使它软化。
The Chair hammered and hammered with its gavel, and kept shouting:
主席使劲敲着小木槌，不断地喊：