To solve the problem of real time and limit memory space in sonar image recognition system, the dominant gray method to extract and recognize image information is proposed.
针对声纳图像识别系统实时性要求高、存储空间小的特点，提出一种基于主灰度的提取和识别方法，从而降低了特征维数，提高了声纳图像的识别效率。
Limit: In this configuration, the limit for database Shared memory is 2gb, or 8 segments.
限制：在此配置中，对于数据库共享内存的限制是2gb或8个段。
It is important to set this limit so the stack and Shared memory address space do not collide with each other.
设置这个限制，使堆栈和共享内存地址空间不会相互冲突，这一点很重要。
This is well under the 1.75gb Shared memory limit, and each database Shared memory segment can safely map contiguously to a quadrant.
这低于1.75GB的共享内存限制，并且每个数据库共享内存段可以安全地连续映射到一个象限。
The one situation where a problem could arise is when an implementing system has a hard limit on available memory, and encounters a block too large to process.
一种会引起问题的情况就是正在执行的系统对可用内存有严格限制，并且遇到了一个大得无法处理的块。
The limit for database shared memory is around 3.5GB.
数据库共享内存的限制大约是 3.5GB。
When this limit is reached, you will get memory allocation errors.
当达到这个限制时，就会收到内存分配错误。
For example, the hypervisor might limit a virtual system's access to memory.
例如，虚拟监管系统可能会限制虚拟机系统对内存的访问。
In such cases, the value assigned to the configuration parameter is used as a soft limit, and the pool's actual memory usage might grow beyond the configured size.
在这种情况下，赋予配置参数的值被作为一种软限制，内存池实际使用的内存可能会增长，从而超出配置的大小。
Per-process limits are themselves limited by the total memory limit.
每个进程的限制本身受到总内存限制的限制。
The actual limit of course depends on the hardware configuration, such as memory and CPU.
当然了，实际的限制取决于硬件配置，比如内存、CPU等等。
The total memory limit resource control is a new resource control that lets you set a total memory limit as an absolute value.
总内存限制资源控制是一个新的资源控制特性，允许以绝对值的形式设置总内存限制。
Note that the database Shared memory calculations show that we are still within available 1gb Shared memory limit.
注意，对数据库共享内存的计算表明，我们仍然没有超出1gb可用共享内存的限制。
When the total private-sort memory consumption for an instance reaches this limit, the memory allocated for additional incoming private-sort requests is considerably reduced.
当实例的总私有排序内存消耗量达到这一限制时，为其它进入的私有排序请求而分配的内存会大大减少。
Limit: Because Shared memory is pinned to physical RAM, it will never be swapped out.
限制：因为共享内存是固定到物理ram的，所以这种内存不会被换出。
A cache should also maintain a reasonable upper size limit to avoid memory over-utilization in custom code.
缓存还应该维护一个合理的大小上限，以避免自定义代码中内存的过度使用。
Problem: the database Shared memory is 1.66gb; it is less then the 3.35gb database Shared memory limit.
问题：数据库共享内存是1.66GB。这个数小于3.35 GB的数据库共享内存限制。
For private sorts, SHEAPTHRES is an instance-wide soft limit on the total amount of memory that can be consumed by private sorts at any given time.
对于私有排序，SHEAPTHRES是对私有排序在任何给定的时间可以消耗的全部内存的实例级“软”限制。
The reason for this is to limit the amount of dirty pages in memory, which further reduces I/O overhead and disk fragmentation.
这么做可以限制内存中 “脏”页面的数量，从而进一步减少I/O开销和磁盘碎片。
PHP has no limit on the size of a string, aside from the amount of host memory available.
PHP对于字符串的长度没有限制，只要主机的可用内存够大就行。
Stress can “disturb cognitive processes such as learning and memory, and consequently limit the quality of human life, ” writes Kim.
他在文中写道，精神压力会“干扰像学习和记忆这样的认知过程，从而会影响我们的生活质量。”
The annoying thing is that you may reach a memory limit before the long-running script dialog pops up and leave the browser in an unusable state.
恼人的是，你可能在浏览器发出脚本失控警告之前，就耗尽了系统的内存，导致浏览器处于停止响应的状态。
The operating system imposes a limit on the amount of memory that can be locked.
操作系统会强行为能够被锁定的内存的大小设定一个上限。
These days, the cost of hardware, like CPU and memory, has gone down drastically. But still there is a limit, for example, to the amount of memory that is supported by the processor.
今时今日，如cpu、内存之类的硬件价格已经有了极大地下降，但是局限仍然存在，比如处理器能够支持的内存总容量。
This rate of memory usage is much less than the 4 GB memory limit for a 64-bit application server.
这种水平的内存使用量远低于64位应用服务器的4GB内存限制。
There is a 1.75gb system wide Shared memory limit.
系统范围共享内存的限制是1.75GB。
This register is used to limit the amount of memory that a partition can access in real mode.
这个寄存器用于限制分区在实模式中可以访问的内存量。
This means that your application must be conscious of hitting a system-defined limit on the number of pages locked in memory.
也就是说，你的程序锁定内存时，不要超出系统规定的内存分页极限。
The trade off is that by storing less information in the object, we limit the total amount of memory that can be used by the JVM.
折中的处理方法是通过在对象内存储更少的信息，限制可以被JVM使用的存储。
One way to make sure we do not overtax the server we are hosting our application on is to limit the amount of memory used by any scripts executed by PHP.
确保托管应用程序的服务器不过载的一种方法是限制 PHP执行的任何脚本使用的内存量。
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