总结概述了近年来二值图像的一些研究成果，并对这些研究成果的鲁棒性和隐藏容量等问题做了一个简要比较与讨论。
To present an summary and overview of recent developments on binary image information hiding, and discuss some important issues of those techniques such as robustness and data hiding capacity.
而另一方面，运营支出(opex)与资本性支出(capex)之间比较的讨论使得云计算成为创业型企业的游戏规则改变者。
On the other hand the opex vs capex discussion makes it a game changer for startups. He says.
已经存在一些源代码分析与字节代码分析以及哪种分析提供更好结果的比较，但是该讨论超出了本文的范围。
There has been some analysis of source code versus byte code analysis and which provides the better results, but that discussion is beyond the scope of this article.
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