V2EX semilog

Semilog

Definition / 定义

semilog(常作 semilog plot/graph):指半对数(半对数坐标)的通常是一条坐标轴用对数刻度,另一条仍为线性刻度。常用于把指数增长/衰减关系在图上“拉直”,便于比较趋势与倍率变化。

Pronunciation / 发音

/smil/

Examples / 例句

We plotted the data on semilog paper to see the trend clearly.
我们把数据画在半对数坐标纸上,以便更清楚地看出趋势。

Because the signal decays exponentially, a semilog plot makes the slope easy to measure over several orders of magnitude.
由于信号呈指数衰减,用半对数图可以在跨越多个数量级时仍然方便测量斜率。

Etymology / 词源

semi-(“半、部分”,源自拉丁语 semi)+ log(“对数”,来自 logarithm 的缩略形式)。合起来表示“部分采用对数刻度”的图或表示法。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Numerical Recipes: The Art of Scientific Computing(科学计算经典教材中常讨论用半对数图检验指数规律与拟合)
  • The Feynman Lectures on Physics(物理学讲义中在处理数量级与指数过程时常提到对数/半对数图的用法)
  • The Scientist and Engineer’s Guide to Digital Signal Processing(信号处理教材中常用半对数幅度图展示谱与衰减特性)
About     Help     Advertise     Blog     API     FAQ     Solana     977 Online   Highest 6679       Select Language
创意工作者们的社区
World is powered by solitude
VERSION: 3.9.8.5 36ms UTC 23:39 PVG 07:39 LAX 16:39 JFK 19:39
Do have faith in what you're doing.
ubao msn snddm index pchome yahoo rakuten mypaper meadowduck bidyahoo youbao zxmzxm asda bnvcg cvbfg dfscv mmhjk xxddc yybgb zznbn ccubao uaitu acv GXCV ET GDG YH FG BCVB FJFH CBRE CBC GDG ET54 WRWR RWER WREW WRWER RWER SDG EW SF DSFSF fbbs ubao fhd dfg ewr dg df ewwr ewwr et ruyut utut dfg fgd gdfgt etg dfgt dfgd ert4 gd fgg wr 235 wer3 we vsdf sdf gdf ert xcv sdf rwer hfd dfg cvb rwf afb dfh jgh bmn lgh rty gfds cxv xcv xcs vdas fdf fgd cv sdf tert sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf shasha9178 shasha9178 shasha9178 shasha9178 shasha9178 liflif2 liflif2 liflif2 liflif2 liflif2 liblib3 liblib3 liblib3 liblib3 liblib3 zhazha444 zhazha444 zhazha444 zhazha444 zhazha444 dende5 dende denden denden2 denden21 fenfen9 fenf619 fen619 fenfe9 fe619 sdf sdf sdf sdf sdf zhazh90 zhazh0 zhaa50 zha90 zh590 zho zhoz zhozh zhozho zhozho2 lislis lls95 lili95 lils5 liss9 sdf0ty987 sdft876 sdft9876 sdf09876 sd0t9876 sdf0ty98 sdf0976 sdf0ty986 sdf0ty96 sdf0t76 sdf0876 df0ty98 sf0t876 sd0ty76 sdy76 sdf76 sdf0t76 sdf0ty9 sdf0ty98 sdf0ty987 sdf0ty98 sdf6676 sdf876 sd876 sd876 sdf6 sdf6 sdf9876 sdf0t sdf06 sdf0ty9776 sdf0ty9776 sdf0ty76 sdf8876 sdf0t sd6 sdf06 s688876 sd688 sdf86