有限次迭代后，迭代点进入可行集且主方向是一可行下降方向。
After finite iterations, the iteration point gets into the feasible set and the master direction is a feasible direction of descent.
提出一个新的下降方向，在函数伪单调的条件下证明了算法的全局收敛性。
In this paper, we propose a new descent direction. Under the pseudomonotone of the underlying function, we prove the global convergence of the algorithm.
首先，从二次函数在一点的最速下降方向出发定义二次函数过一点的最速下降曲线；
In this paper, the steepest descent curve of quadratic function through one point was first defined from the steepest descent direction of quadratic function at one point.
文章给出了一种新的非精确线性搜索下的共轭梯度法，说明了在新线性搜索下每次迭代能够产生下降方向。
The method is proved to be globally convergent if the exact line search, the Grippo-Lucidi line search and the Wolfe-Powell line search is used.
首先改进传统的一维梯度下降搜索算法，并提出由梯度下降方向自适应选择不同的抽取模式去除计算运动估计准则时的冗余。
This method proposes five decimation patterns based on the gradient descent direction, and it can select the decimation pattern adaptively during the motion estimation.
这样在每一个非稳定点处至少存在一个可行的下降方向，在初始点是可行点的条件下，此算法产生的每一个迭代点都是可行点。
So at every nonstationary point there exists at least one feasible descent direction, every iterate generated by the methods is feasible so long as the initial iterate is feasible.
特别能察觉到其上升、下降及改变方向的动态。
发生厄尔尼诺事件时，由于偏东信风停止了本应推动的上升流甚至反转了方向，赤道太平洋的浮游植物生产力明显下降。
During el nino events, phytoplankton productivity in the equatorial Pacific declines dramatically as the easterly trade winds that normally drive upwelling grow still or even reverse direction.
多幅照片显示，同样的冰川从各个方向明显缩小，高度往往下降数百英尺之多。
Time and again, the same glaciers have shrunk drastically in every direction, often losing hundreds of feet in height.
美联储将尽其所能以确保这一变动方向是向下的（即失业率下降）。
The Fed will do all it can to ensure that the next direction is down.
海洋表面温度的模型是时而升高时而下降，而非持续维持上升方向，这可能是重要的原因。
Patterns of sea-surface temperature which come and go, rather than absolute levels that continue to rise, may be the important thing.
目前以这种方式收集将交流，也就是说，改变方向，上升和下降的价值。
Current collected in this way will be alternating, that is, changing in direction and rising and falling in value.
例如在夏威夷，大气中二氧化碳浓度在升高，其西北方向约450公里处海洋监测点的PH值在下降(见图表)。
For example, as the atmospheric carbon-dioxide level in Hawaii goes up, the ph at a mid-ocean mooring about 450km to the north-west goes down (see chart).
而且不仅仅是朝正确的方向——它比任何人期望的都下降的快。
And it's not just moving in the right direction-it's falling faster than anyone expected.
每个管道上减少的直径方向管道截面远离沿墙下降的固体。
The reduced diameter tube section on each tube slopes away from the solids falling down the wall.
根据形状动态确保从下拉菜单中选择角度抖动下降的方向，这将使拆线遵循的文字路径的方向。
Under Shape Dynamics make sure to choose direction from the Angle Jitter drop down menu, this will make the stitches follow the direction of the text path.
请注意，由于采用了约定的电流方向，因此每个元件中的电流是沿着电压下降的方向流动。
Note that conventional current flow is used, hence the current in each element is shown in the direction of decreasing voltage.
这些错误本身已经够糟糕了，而机长在迷失方向且无法看到跑道的情况下仍坚持继续下降，造成连串失误。
The mistakes, bad enough by themselves, were compounded when the captain chose to continue the descent even though he was disoriented and had lost sight of the runway.
其形象看起来与其他的低价竞争对手无异，品牌承受着销售下降的压力，声誉不断恶化，内外交困，缺乏方向。
The identity looked like any of other of the low price competitors and the brand was suffering from declining sales, a deteriorating reputation and a lack of direction both internally and externally.
这是另个一调转方向的动作。下降航迹线可以用于调整动作结束时的高度和速度。
This is another one of the maneuvers that reverse direction. The downline can be used to adjust the altitude and speed at the end of the figure.
这项发现也会对治疗老年痴呆症或认知功能下降等疾病新类型药物的开发提供了一个方向。
The discovery could also point the way toward new types of memory enhancers for treating amnesia or cognitive decline.
左说，其他亚洲国家（包括日本、南韩及新加坡等）的生育率一直在稳步下降，他认为，中国也在朝这个方向走。
Zuo pointed to other Asian countries, including Japan, Korea and Singapore, where fertility rates have been steadily declining, and said he believes that China is heading in that direction as well.
从极点出发的搜索方向是该点处所有下降棱方向的一种凸组合。
The direction of search starting from an extreme point is a convex combination of all descent directions along the edges at the point.
尽管对芝加哥地区约2,000名男女所做的这项研究不证明蔬菜延缓智力下降，但它为这一研究方向提供了更多证据指示。
The research in almost 2,000 Chicago-area men and women doesn't prove that vegetables reduce mental decline, but it adds to mounting evidence pointing in that direction.
当地层中存在裂隙时，平行裂隙方向压力下降比垂直裂隙方向要快得多。
When the fracture exists in the stratum, pressures in parallel direction falls much faster than that in vertical.
关键在于增长方向正确，单位产能逐季增加，开支逐季下降。
The key is growth margins went in the right direction, unit volume increased quarter on quarter, and expenses came down.
当房间尺寸沿着射流方向加大，冷风射流卷吸、扩散能力下降，造成了室内温度场、速度场分布不均，人体舒适性下降。
If enlarge the room size in the direction of the jet flow direction, the ability of cold jet attaching, diffusing and rolling will drop, which leads the comfort level dropped.
在方向的测量中使用了三个传感器代替传统的单个传感器测量以减小加速度计与磁通门计在较小角度时灵敏度的下降。
Instead of using one sensor to measure the direction, this system uses three perpendicularly mounted sensors to measure one direction so as to avoid the sensibility loss on small angle.
如果你下降3米，就是说地球把你向下拉3米，但你也对地球施加了一个大小相等，方向相反的力。
If you fall 3 meters, the earth is pulled you down 3 meters, but you have also exerted an equal and opposite force on the earth.
如果你下降3米，就是说地球把你向下拉3米，但你也对地球施加了一个大小相等，方向相反的力。
If you fall 3 meters, the earth is pulled you down 3 meters, but you have also exerted an equal and opposite force on the earth.
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