Topic Classification of Chinese Document Based on NMF

We combine the NMF method and graph cut theory.

将非负矩阵分解与图分割结合起来。

After the GC treatment, TGF β 1 level in IND group was higher than in NMG group but the statistics analysis showed no significant differences ( Plasm and CSF: P> 0.05).

治疗后，IND组高于NMG组，但无统计学意义（血浆和CSF：P>0.05）。

Objective To study the effect of Meglumine ( NMG) on several correlated parameters in rats exposed by cisplatin ( CP), and preliminarily approach its possible mechanism.

目的观察葡甲胺（NMG）预处理对染铂（CP）大鼠肾损害相关指标的影响，初步探讨其预防机理。

NPR's Nathan Rott reports Snowden is believed to be in Moscow now and eventually wants to make his way to a country that would grant him asylum, such as Venezuela or Ecuador.

据NPR新闻的内森·罗特报道，据说斯诺登现在在莫斯科，而他最终的目的地是去一个愿意庇护他的地方，比如委内瑞拉或者厄瓜多尔。

And NPR's Nathan Rott reports more information on the NSA surveillance activities is trickling out.

据NPR新闻的纳山·罗特报道，有关国安局监视活动的更多信息将逐渐浮出水面。

NPR's Nathan Rott reports that list of accusations is growing longer.

据NPR新闻的内森·罗特报道，指控他的人员名单越来越长。

NPR's Nathan Rott reports the high winds could push the fire further into the park, threatening thousands of homes.

据NPR新闻的内森·罗特报道，强风可能将火势推进公园内部，上千座房屋将受到大火的威胁。

Nathan Rott, NPR News, call for City California."

NPR新闻，纳山·罗特加州报道。

But as NPR's Nathan Rott reports there are still lots to debate.

但是据NPR新闻的纳山·罗特报道，目前仍有许多事项需要讨论。

NPR's Nathan Rott reports the US is pledging its support to the Ukrainian people.

据NPR新闻的纳山·罗特报道，美国承诺支持乌克兰民众。

NPR's Nathan Rott reports the elite aviation team returned to action this weekend after being grounded for much of the last year because of spending cuts.

据NPR新闻的纳山·罗特报道，这个精英航空团队于本周末再次表演，去年他们因缩减开支而停止了大部分活动。

NPR's Nathan Rott reports the TSA conducted a nationwide review of airport checkpoints after the deadly shooting at Los Angeles International Airport last November.

据NPR新闻的纳山·罗特报道，去年11月洛杉矶国际机场发生致命枪击案以后，运输安全管理局对全美的机场安检点进行了审查。

NPR's Nathan Rott reports seismologists are seeing at least one of them as a warning.

据NPR新闻的纳山·罗特报道，地震学家认为至少有一起地震发出警告。

Objective To further study the pathological characteristics at pre and post synaptic membranes of the neuromuscular junction ( NMJ) in patients with myasthenia gravis ( MG) and their significance.

目的探讨重症肌无力（MG）时神经肌肉接头（NMJ）突触后、前膜的变化及其意义。

The neuromuscular junction ( NMJ) forms the communicative link between motoneurons and muscle fibers. Remodeling of neuromuscular junction appears to be a lifelong process.

神经肌肉接头（Neuromuscular junction，NMJ）作为运动神经元与骨骼肌之间的突触连接，一生中持续经历重构过程。

Neurotrophins may also regulate synaptic transmission at the NMJ by increasing local release of neuregulin or other nerve-derived modulators.

在NMJ，神经营养因子还能通过影响神经调节素（neuregulin）或其他神经源性调制物质的局部释放，对接头传递进行调节。

Much of our knowledge of the NMJ has been obtained through imaging techniques, some of which were developed particularly to visualize this synapses structure and function.

成像技术提供了诸多关于神经肌肉接头的信息，其中一些技术是专为观察该突触的结构和功能而发展起来的。

? Objective: To observe the histological changes and nerve muscle junction ( NMJ) in the target muscle after end to side neurorrhaphy.

目的：研究神经端侧缝合术后靶肌肉的组织学变化和运动终板再生。

The morphological changes of NMJ may be modulated by activity and also be dependent on age and muscle fiber type.

NMJ的形态学变化可受肌体活动程度的影响并与年龄及肌纤维类型相关。

Then the rats were killed and the changes of NMJ ultrastructure were observed with electron microscope.

处死大鼠，电镜下观察神经肌肉接头超微结构的变化。