Spinning down the hard disk and setting a reduced CPU speed setting can be performed for any time range when the CPU and disk activity is below a set threshold.
让硬盘停转并且降低CPU速度可以在CPU及磁盘活动低于设定阈值的任何时间范围内执行。
The method of threshold in deleting noise has two kinds of ways. One of them is hard one and the other is soft. The main idea is based on the processing method of the wavelet coefficients.
小波阈值去噪分为硬阈值去噪和软阈值去噪，它们的去噪思想都是在小波分解后的各层系数中，对模大于和小于某个阈值的系数分别进行处理。
Aiming at the disadvantages of traditional soft and hard threshold methods for wavelet threshold denoising, the new developed extracting threshold denoising method is proposed.
针对小波阈值去噪方法中传统软硬阈值法各自存在的缺点，提出了开方法阈值去噪法。
While classified object cannot be calibrated or is too complicated, hard to acquire perfect result of segmentation by normal threshold segmentation.
当分类目标无法标定，或分类目标复杂性高时，采用一般的阈值分割很难获得较满意的结果。
The result verifies that the new method possesses both merits of hard and soft threshold methods, offers better denoising effect and higher signal to noise ratio.
结果证明，新方法兼顾了软硬阈值法的优点，去噪效果更好，信噪比更高。
Methods: Filtering different noises in ECG signals by adopting threshold function of soft-and-hard threshold tradeoff and self-adapting threshold policies.
方法：采用软、硬阈值折衷的阈值函数及自适应的阈值策略对心电信号中的不同噪声进行滤除。
Low threshold, intense competition, absence of management and other reasons result in high turnover rate of tour guide career, low professional identity and hard working status.
由于门槛过低、竞争激烈、管理缺位等原因，导致出现导游职业离职率高、职业认同感低、工作辛苦的现状。
However, we found it is hard to select the appropriate support threshold for datasets with high skewed support distribution by the current mining algorithms.
对支持度分布严重倾斜的数据集挖掘时，人们发现现有算法无法选择合适的支持度阈值。
However, we found it is hard to select the appropriate support threshold for datasets with high skewed support distribution by the current mining algorithms.
对支持度分布严重倾斜的数据集挖掘时，人们发现现有算法无法选择合适的支持度阈值。
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