这已经是一个较好的值,因为它可以保证优化器在使用分位数统计信息的情况下对确定过滤因子的估计误差最大只有5%。
This is already a good value because it guarantees that the optimizer, by using the quantile statistics, only has an estimated maximum error of 5% for the determined filter factors.
对于带变量的sql语句,优化器会使用一个默认过滤因子在绑定时确定最佳访问路径。
For SQL statements with variables, the optimizer USES a default filter factor to determine the best access path at bind time.
方法是使用梯度因子,很快的得到了结果。
我的第一个(错误)假定导致我使用一列整数作为因子,但是这是个糟糕的抽象。
My first (incorrect) assumption led me to use a list of integers for my factors, but that's a poor abstraction.
ASCM允许动态扩展因子,从而最大限度利用链路,优化带宽使用,在恶劣的地形和天气条件下保持高传输容量。
ASCM allows for dynamic spreading factor, thus maximizing link availability, optimizing bandwidth usage and enabling high throughput in the most challenging field and weather conditions.
研究人员发现了一些人已经发生了极少量的基因变异,这种变异减少了细胞对某种生长激素(即,胰岛素样生长因子1(IGF1))的使用。
Researchers have discovered that some people have a rare genetic mutation that decreases their cells' use of a particular growth hormone: insulin-like growth factor 1 (IGF1).
如果需要适应一些超大型文件,可以对平均数使用一个权重因子来扩展这个简单计算。
You can scale this simple calculation with a weighting factor against the average if you need to accommodate some very large files.
为了让你的个人探索容易些,我想强调一点,相继的重复学习间隔一般都使用相同的递增因子。
To make your individual explorations easier let me only stress that intervals usually increase by the same factor in subsequent repetitions.
但是,如果他们每个人都使用一个随机因子,那么完整戳记将是不同的。
But if each of them USES a random salt, their complete stamps will differ.
原先是简单的使用取模运算符(%)的实现,它非常低效,它自己检查从2到目标数的每个数字,确定是否是因子。
The original naive implementation used the modulus (%) operator, which is wildly inefficient, to check every number from 2 up to the target number itself to determine if it is a factor.
现在已经介绍了比例因子这个重要概念,下面来说明如何使用它。
Now that I have introduced the key concept of the scaling factor, I'll show you how to put it to use.
Y 轴比例因子是在第 104行计算的,方法和上面的柱状图使用的方法一样(请参阅清单2)。
The Y-axis scaling factor is calculated on line 104 in the exact same way as in the bar chart example (see Listing 2).
y轴比例因子是在第104行计算的,方法和上面的柱状图使用的方法一样(请参阅清单2)。
The Y-axis scaling factor is calculated on line 104 in the exact same way as in the bar chart example (see Listing 2).
但是当给他们使用一种含有脑源性神经营养因子的药物后,恐惧消失了。
But when they were given a drug called brain-derived neurotrophic factor, or BDNF, they lost their fear.
地中海贫血和镰状细胞病等病症患者还需要定期输血,并且血液被用于制造各种制品,例如供血友病患者使用的凝血因子。
It is also needed for regular transfusions for people with conditions such as thalassaemia and sickle cell disease and is used to make products such as clotting factors for people with haemophilia.
使用残差分析确定预测医疗系统满意度的其他因子。
A residual analysis was used to identify other predictors of satisfaction with the health-care system.
另外,你可以估算学习条目的难度,进而把它放在使用特定递增因子的内容页里。 显然,在做这些事情之前你需要有很多的经验。
Moreover, you could estimate the difficulty of a given item and place it on a page with a particular factor.
优化器使用频率统计信息来计算用于检查相等或不等的谓词的过滤因子。
Frequency statistics are used by the optimizer to calculate filter factors for predicates that check for equality or inequality. For example.
数字分类器使用的方法之一是对所有聚集的因子执行合计,该方法如清单1 所示
One of the methods in the number classifier performs a sum across all the gathered factors That method appears in Listing 1
如此漫长的间隔也带来了希望,一旦“发现了神秘的,不可思议的神经保护性因子,”Schenck说,它就能够在大脑严重受损之前被使用。
Such a long interval brings the hope that once a "mysterious and magical neuroprotective agent is identified," Schenck says, it could be used before the brain is damaged severely.
WeightedRound Robin (wrr):使用附加的权重因子进行RR调度以补偿各种realserver功能(如附加cpu、更多内存等)的差异。
Weighted Round Robin (WRR) : RR scheduling with additional weighting factor to compensate for differences in realserver capabilities such as additional CPUs, more memory, and so on.
保存转换因子的寄存器是按单个字节(而不是整个寄存器)的使用进行处理的(il将给定的值加载到每个字中,不过您需要按每个字节来使用这些值)。
The register holding the conversion factor was geared to a single byte usage rather than a whole register (il loads the given value into each word but you need it in each byte).
对于为何2010年使用的倍数因子会和2002年有所不同也没有任何解释。
No explanation was given for why the multiplication factor in 2010 differed from that of 2002.
这实际上是一个乘数因子,使用它判断实现的响应时间与服务目标相比是好是坏。
This is effectively a multiplier which is used to determine “how good” or “how bad” the achieved response time is when compared to the service goal.
相应的,五角大楼使用的倍数因子为公开预算的2.14倍,稍高于最近10年初期估测的倍数因子的一半。
Accordingly, the Pentagon's multiplication factor was about 2.14 times the announced budget, slightly over half of the factor estimated earlier in the decade.
然后,我们使用了棕色眼影和最高因子2000热量的睫毛膏。
Then we used a brown shimmer shadow and Max Factor 2000 Calorie mascara.
使用由方差和平均梯度构造的新的评价因子——小波邻域信息量作为融合规则选取小波高频系数。
For the image high-frequency part, use the new evaluation factor - wavelet neighborhood information to choose the ultimate wavelet high-frequency coefficients.
她说,使用含有防晒因子的防晒霜和保湿露也能减少紫外线的吸收和维生素D的合成。
She said that the use of sun creams and moisturisers with a sun protection factor also reduces UV absorption and so vitamin D production.
她说,使用含有防晒因子的防晒霜和保湿露也能减少紫外线的吸收和维生素D的合成。
She said that the use of sun creams and moisturisers with a sun protection factor also reduces UV absorption and so vitamin D production.
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