Taking noise recognition and noise reduction of traffic volume time series which are commonly used traffic data as example, several experimental results are illustrated.
以常用的交通数据———交通量时间序列的实测数据为例,给出多个噪声识别及消噪预处理的实验结果。
More importantly, it can integrate the noise reduction and data compression process, and yield good result on processing the SAR images.
更重要的是,它将噪声抑制与数据压缩过程同时进行,在对SAR雷达图象的处理上取得了良好的效果。
The NURBS curve is used for fitting the screw profile when cloud datas pretreatment is already done such as eliminated noise data and data reduction, the fitting error is also analyzed.
通过对测量数据的噪声点过滤,数据精简等预处理,采用NURBS曲线拟合螺杆型线并分析了其拟合误差。
From the Angle of engineering application, the paper studies signals division and reconstruction, signals strangeness detection, data condensation and reconstruction, and signals noise reduction.
从工程应用的角度出发,进行信号的分解与重构、信号的奇异性检测、数据的压缩与重构、信号的消噪等若干方面的研究。
The basic criterion of this noise reduction method is to seek the physical rationality of the electromagnetic data after the noise reduction processing.
物理去噪法去噪的准则是寻求去噪后的电磁数据具有物理上的合理性。
CCD data acquisition system with digital noise reduction technique was studied in the paper.
本课题研究了一种兼有数字降噪技术的CCD数据采集系统。
In this paper, a method is proposed for image noise reduction based on the edge detection and data fusion.
文章提出了一种基于边缘检测和数据融合技术的图像去噪方法。
Based on computer simulation, certain terrain is set and the effect of noise reduction of new method is verified. ERS-1/2 real data are also used to verify the validity of the new algorithm.
基于计算机仿真,设置地面场景验证了新算法的降噪效果,同时以ERS-1/2真实数据验证了新算法的有效性。
Based on computer simulation, certain terrain is set and the effect of noise reduction of new method is verified. ERS-1/2 real data are also used to verify the validity of the new algorithm.
基于计算机仿真,设置地面场景验证了新算法的降噪效果,同时以ERS-1/2真实数据验证了新算法的有效性。
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