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Description: 至少采用三种方法实现上述问题求解（提示，可采用的方法有插入排序、希尔排序、起泡排序、快速排序、选择排序、堆排序、归并排序）。并把排序后的结果保存在不同的文件中；
（2）统计每一种排序方法的性能（以上机运行程序所花费的时间为准进行对比），找出其中两种较快的方法；
（3）统计每种算法所用的比较次数和交换次数，最后列表显示；
-At least three methods used to achieve the above-mentioned problem solving (hint, the method can be inserted to sort, Hill sort, bubble sort, quick sort, selection sort, heap sort, merge sort). And to sort the results stored in different documents (2) statistical methods to sort each of the performance (more than machines running the program based on the time spent compared with), to identify ways in which the two faster ( 3) for each algorithm used in statistical comparison of the number and frequency of exchange, and finally a list of shows
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Size: 365568 |
Author: XH |
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Description: 古典密码
可选择进行维吉尼亚加解密、希尔加解密、行置换的乘积加解密、仿射加解密
并可选择下列统计计算：
1．不同n值下维吉尼亚密码体制的频率统计
2．不同n值下维吉尼亚密码体制的重合指数计算
3．不同n n值下希尔密码体制的频率统计
4．不同n n值下希尔密码体制的重合指数计算
5．不同(m,n,t)下维吉尼亚和行置换的乘积密码体制的频率统计
6．不同(m,n,t)下维吉尼亚和行置换的乘积密码体制的重合指数计算
7．对于同一明文，给出维吉尼亚密码体制、希尔密码体制、维吉尼亚和行置换的乘积密码体制、Rotor机的频率统计结果
-Virginia may choose to encrypt and decrypt, Gilgado decrypt, encrypt and decrypt the product line of replacement, affine encryption and decryption
Can choose the following statistical computing:
1. Under different values of n the frequency of Statistics Virginia cryptosystem
2. Under different values of n coincide Virginia cryptography Index
3. Under different values of n n Hill Cryptosystem frequency statistics
4. Under different values of n n coincidence Hill cryptosystem Index
5. Different (m, n, t) under the Virginia and the replacement of the product line frequency statistics cryptosystem
6. Different (m, n, t) under the replacement of the product line of Virginia and the coincidence index calculation code system
7. For the same plaintext, given Virginia cryptosystem, cryptography Hill, Virginia, and the product code line replacement system, Rotor machine frequency statistics
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Size: 3072 |
Author: Beaug |
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Description: 编程实现希尔、快速、堆排序、归并排序算法，并计算每种算法的比较、交换次数、执行时间。要求准备不同数量级（100、1000、10000、20000）的待排数据存入文件；再从文件读入数据，排序；将结果写入文件中。-Programming Hill, quick, heap sort, merge sort algorithm, and calculate for each algorithm, switching frequency, the execution time. Asked to prepare a different order of magnitude (100,1000,10000,20000) row of data to be stored in the file and then read data from files, sort writes the results to file.
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Size: 2096128 |
Author: 汪奔波 |
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Description: 利用随机函数产生N个随机整数（20000以上），对这些数进行多种方法进行排序。
（1）至少采用三种方法（希尔排序、快速排序、堆排序）实现上述问题求解；
（2）统计每一种排序方法的性能（以上机运行程序所花费的时间为准进行对比），找出其中两种较快的方法；
（3）统计每种算法所用的比较次数和交换次数，最后列表显示；
-Using the random function random integers N (20,000 or more), the number of these various methods for sorting. (A) at least three methods (Hill sort, quick sort, heap sort) to achieve the above-mentioned problem solving (2) statistical performance of each sort method (above machine running the program based on the time it takes to compare), identify two of the faster method (3) statistical comparison of each algorithm used in the frequency and the number of exchanges, the final list display
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Size: 2048 |
Author: 苏中华 |
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Description: 山社42mm二相步进电机型号有：SS1702A10A、SS1703A15A、SS1704A20A，采用永磁硅钢片及日本NSK原装轴承制造，低碳环保，力矩从：0.262N.m-0.54N.m,定位精度高，输出力矩高，响应频率高，运行噪音低，动态特性好，产品均通过质量环保认证。-Hill Community 42mm two-phase stepper motor models: SS1702A10A, SS1703A15A, SS1704A20A, silicon steel and permanent magnet original Japanese NSK Bearings manufacturing, low-carbon environment, the torque from: 0.262Nm-0.54Nm, high positioning accuracy, high output torque, high frequency response, low noise and good dynamic characteristics, quality products through environmental certification.
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Size: 745472 |
Author: 柳先生 |
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Description: matlab时频分析，STFT, CWT，WVD，平滑伪WVD，伪WVD，Rihacazek分布，Margenau-Hill分布，Page分布，伪Page分布，Choi-Williams分布，重排伪Wigner-Ville分布， 重排伪page分布，对时频分析学习的很好资料，对非平稳信号处理有很大帮助，无损检测，振动检测，对学习和处理信号有很大帮助-Matlab time-frequency analysis, STFT, CWT, WVD, smoothed pseudo Wigner Ville distribution (WVD), pseudo WVD, the distribution of Rihacazek, Margenau Hill distribution, distribution page, pseudo page distribution, Choi Williams distribution, rearrangement of pseudo Wigner Ville distribution, rearrangement pseudo page distribution, time-frequency analysis of very good learning materials, for non-stationary signal processing is of great help, nondestructive testing, vibration testing of learning and signal processing is of great help
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Size: 166912 |
Author: 孟祥吉 |
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Description: Time Frequency Toolbox matlab时频分析工具箱,里面有各种时频分析函数，用matlab实现的，小波变换，Gabor变化，短时傅里叶变换等等(AF Ambiguity function
AR Auto-regressive (filter or model)
ASK Amplitude shift keyed signal
BJD Born-Jordan distribution
BPSK Binary phase shift keyed signal
BUD Butterworth distribution
CWD Choi-Williams distribution
FM Frequency modulation
FSK Frequency shift keyed signal
GRD Generalized rectangular distribution
HT Hough transform
MHD Margenau-Hill distribution
MHSD Margenau-Hill-Spectrogram distribution
MMCE Minimum mean cross-entropy
NAF Narrow-band ambiguity function
PMHD Pseudo Margenau-Hill distribution
PWVD Pseudo Wigner-Ville distribution
QPSK Quaternary phase shift keyed signal
RID Reduced interference distribution
STFT Short-time Fourier transform
TFR Time-frequency representation
WAF Wide-band ambiguity function
WVD Wigner-Ville distribution
ZAM Zhao-Atlas-Marks distribution)
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Size: 306176 |
Author: fisher86 |
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