Performance Comparison for Canny Operator and Spline Wavelet Operator in Edge Detection

  • 边缘检测中Canny算子、二次样条小波算子性能分析
  • 来源:互联网摘选更新时间:2026-07-14 00:56:38

  • 重点词汇
  • detectionn.察觉;侦破;探测;发现;
  • comparisonn.比较;相比;
  • waveletn.小浪,微波;
  • cannyadj.精明的,狡猾的;俭约的;谨慎的;
  • splinen.方栓;齿条;止转楔;花键;
  • performancen.表演;表现,业绩,性能;执行,做;麻烦事;
  • andconj. 和;与;而且;于是;然后
  • operatorn.经营者;操作员;电话接线员;运算符;
  • 相关例句
1、

DB2 also supports!= as an is-not-equal-to comparison operator, but solidDB does not.

DB2还支持!=作为is-not-equal-to比较符,但是solidDB不支持这样做。

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2、

In the above example, both DB2 and solidDB procedures use as the is-not-equal-to comparison operator.

在上面的例子中,DB2和solidDB过程使用作为is-not-equal-to比较符。

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3、

Type a valid XPath expression ( a reference on XPath is included in the Resources section following), a comparison operator (=,>, or

键入一个有效的XPath表达式(有关XPath的一个参考在下面的参考资料部分中),一个比较运算符(=,>,或

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4、

The goal here is to avoid accidentally using the single-equals assignment operator instead of the double-equals comparison operator

目标在于避免意外地使用单等号赋值运算符而非双等号比较运算符

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5、

Like the previous set of test operators, comparison test operators are a handy way to perform error checking or to test values against another value.

与前一组测试操作符一样,比较测试操作符是执行错误检查或根据另一个值测试值的简便方法。

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6、

You use the same format on comparison test operators as other operators.

可以按照与其他操作符相同的格式使用比较测试操作符。

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7、

I categorize Groovy's overloadable operators into three logical groups: comparison operators, math-like operators, and array-like operators.

我把Groovy的可重载操作符分成三个逻辑组:比较操作符、算术类操作符和数组类操作符。

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8、

Programmers will know the comparison operators are referred to as "greater than and less than"; it should really be "greater than and fewer than."

程序员知道指代“greater than and less than(比。。。大,比。。。小)”的比较运算符实为“greater than and fewer than(比。。。大,比。。。小)”。

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9、

All comparison operators have the same priority, which is lower than that of all numerical operators.

所有的比较操作符具有相同的优先级,低于所有的数值操作。

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10、

The following tables demonstrate behaviors of PHP types and comparison operators, for both loose and strict comparisons.

以下的表格显示了php类型和比较运算符在松散和严格比较时的作用。

provided by jukuu

11、

To do this, we use comparison operators.

要做到这些,我们用比较运算符。

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12、

What standpoint should Chinese comparatist take towards the pan cultural trends in western comparative literature studies in recent years?

中国比较文学工作者该如何看待当前西方比较文学界的泛文化研究趋势?

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13、

Comparison of CT DNA expression in tubal mucosa and cervix of women with tubal infertility

输卵管性不孕患者输卵管黏膜ct DNA定量表达

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14、

Identification and comparison of the variety expression of recombinant human zona pellucida-3

人卵透明带蛋白3差异表达菌的鉴定及比较

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15、

Comparison among Three Differential Expression Gene Cloning Methods

三种差异表达基因克隆方法的比较

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16、

Comparison of state space expression methods established from transfer function

由传递函数建立状态空间表达式方法比较

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17、

RT-PCR proved that in comparison with the expression of the internal marker β-actin gene, the expression levels of EGF in the normal transitional zone and in the periurethral zone from BPH were markedly higher than that in the peripheral zone.

RT PCR结果证明在17例正常前列腺移行带和20例良性前列腺增生尿道周围组织中,EGF与内参基因β肌动蛋白的相对表达量明显高于外周带。

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18、

Next to construct expression vector pET& Cu/ Zn-SOD, the Escherichia coli was induced by IPTG, results showed enzyme activity of the translated bacteria had increased 17% than the comparison, the expression protein had enzyme activity.

再构建原核表达载体pET-Cu/Zn-SOD,IPTG诱导表达结果显示转化菌株比对照组SOD酶活增高17%,显示表达产物具有SOD酶的活性。

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19、

Amino acid sequence comparison and gene expression analysis: Predicted amino acids sequence of Gws ( encodes a ribonucleoside-diphosphate reductase small chain) were highly homologous to that of Corn, Arabidopsis, Sorghum and Tobacco.

同源基因序列比对及表达分析:该突变基因编码的核糖核苷二磷酸还原酶小亚基基因,同来自玉米、拟南芥、高粱、烟草等高等植物的同源基因具有高度的保守性。

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20、

This paper analyses the understanding and the uses of the abstract meanings of the prepositions in three parts: prepositional phrase used as a verb; the function of comparison and negative expression.

英语介词繁多,用法各异,本文就英语介词的抽象意义的理解和用法在三个方面进行分析,认为它既具有动词的功能,又具有比较“意义和否定”的表达法。

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