在他29岁的时候,他娶了比自己小十一岁的波琳·科赫。
At age 29, he married Pauline Koch, eleven years his junior.
用这类电缆纪录反射波,干扰噪音比以前应用的各类电缆要小。
Such cables record reflections with less interference from noise than was usually possible with earlier types.
从理论上计算各个参数的设置范围,并且证明小波变换方法比FFT方法有较高的频率分辨率。
Calculates the setting range of each parameter in theory, and proves the method of wavelet transformation has higher frequency resolution than the method of FFT.
这位名叫波比·博伊登的小选美冠军穿着一身黑色的连衣裤,带着鬈曲的假发,非常熟练的跳着扭臀舞,向观众们飞吻。
Wearing a black leotard and curled hairpiece, beauty queen Bobbi Boyden shakes her hips and blows kisses to the audience as part of her routine.
结果表明,相关小波法比FFT方法具有更明显的优势,获得了更高精度的脉冲响应函数和频响函数的提取。
The simulation results show that compared with the traditional FFT method, correlation wavelet method exhibits obvious advantages over FFT method, and the accuracy of the results is greatly improved.
提出了一种基于小波变换域的块匹配运动估计搜索的新算法,模拟实验表明,利用此算法可获得比一般运动块匹配方法更大的峰值信噪比,具有更好的性能复杂度比。
The authors present a new algorithm for block-matching motion estimation based on wavelet transform. The simulation shows that this algorithm has better PSNR and performance-to-complexity ratio.
实验表明该方法融合结果的均方误差比拉普拉斯金字塔算法和小波变换方法降低约30%- 60%。
The experimental results demonstrate that the MSE (mean square error) reduced by this proposed approach decreases 30% - 60% than that by Laplacian pyramid and discrete wavelet transform approaches.
针对标量量化压缩比小而向量量化压缩速度慢、图像复原效果不理想等弱点,提出了基于小波变换的分类量化图像编码算法(简称“分类量化编码”)。
To improve the compression ratio, image quality and coding efficiency, an image coding algorithm based on wavelet transform and scalar vector quantization is presented.
结果表明,小波神经网络方法比传统BP网络方法平均预测误差减小了1%,收敛速度加快了3倍。
It is shown that, compared with the results from traditional BP neural network, the average error rate is reduced by 1% and the convergence speed raised by 3 times.
研究发现,基于空域运动补偿小波视频编码的相关帧丢帧补偿机制可以在很大程度上降低码率,提高压缩比,改善图像在极低码率传输中的质量。
Our study finds out that the compensatory system of relevant frame throwing frame can enhance the rate of compression and improve the quality of image transmitted by the lowest code rate.
欧氏距离法的重建效果比小波变换法要差一些,所用时间比小波变换法要少的多;
The performance of Euclidean Distance is inferior to Wavelet Transform, but using much less time, Maximal Distance gets the worst result , while taking the least time.
那么,世界上肯定存在比电磁波体积小的物质。
So, the world must exist small volume of material than electromagnetic waves.
良好的局部放大特性和多分辨率学习特性使得小波神经网络比神经网络有更强的自适应能力、更快的收敛速度和更高的预报精度。
The good local amplification and multi-resolution characteristic make the wavelet network have strong adaptive capacity, fast convergence speed and high precision of prediction.
提出了用小波神经网络(WNN)来定量研究高频金融时间序列“日历效应”,通过比较发现WNN是比弹性傅立叶形式(FFF)回归技术更具优势的方法。
The paper proposes application of Wavelet Neural Network in high-frequency time series calendar effects' study. At last, the paper proves that WNN is better than classical FFF regression.
本算法利用小波变换的多分辨率特性来进行图象的小波域分解,这样可以获得更好的图象保真度并且比在空域中的水印嵌入算法更稳健。
The multiresolution structure of wavelet is used to construct the image frequency components., which has better image fidelity preservation and robustness than spatial domain based techniques.
上向孔侧向崩矿爆炸应力波对采场项板的破坏比水平落矿爆炸应力波对采场顶板的破坏要小,从而使撬毛工作量减少了58.3%。
The destroy of the roof produced by stress wave of upward hole side blasting is less than that of the level hole blasting. The work of prizing flexible rock decreased by 58. 3%.
运用小波域及DCT域下的分形压缩图像方法,提高了编码速度,得到较高的压缩比和信噪比,但重构图像质量还存在块状效应。
Fractal Image-compressed is carried out after DWT or DCT to improve coding speed and get higher CR and PSNR, but quality of reconstructed-Image is not satisfactory.
数字记录的初至波早于模拟记录,且持续时间较长,大部分的数字地震震级比模拟记录、标准震级小。
The first array wave in digital record is earlier than that in analog record, and with longer duration. It also found that the most of the ear...
数字记录的初至波早于模拟记录,且持续时间较长,大部分的数字地震震级比模拟记录、标准震级小。
The first array wave in digital record is earlier than that in analog record, and with longer duration. It also found that the most of the ear...
应用推荐