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单词 Cosine
例句
1. This means that one cosine has 2 associated angles.
2. This function returns the cosine of an angle.
3. Must compensate for the cosine effect.
4. This requires two sine - cosine resolvers.
5. Discrete Cosine Transform and image compression.
6. Images orthogonal transformation, including the Fourier, discrete cosine, Walsh, based on the feature vector, wavelet transform.
7. Is a mathematical function that returns the trigonometric cosine of the specified angle, in radians, in the specified expression.
8. The discrete ZAK transform and Raised cosine FIR filter are used to design time-frequency well-localized pulse shaping filters for OFDM/OQAM systems.
9. An improved ultrasonic horn of the cosine type is studied. The frequency equation, formulae for calculating the performance parameters and the four-terminal network parameters are given.
10. Cosine transform is widely adopted in image, video compression and pattern recognition.
10. try its best to collect and create good sentences.
11. In this paper, the cosine law of general closed planar broken line is acquired by generalizing cosine law of triangle.
12. A modified approach base on raised cosine impulse cancellation is proposed, which could effectively reduce PAPR with minimum out of band spectrum regrowth. Simulation results were also provided.
13. By discussing the filter product cosine operator function and the spectrum of it' s generator, the spectral mapping theorem for the locally equicontinuous cosine operator function is established.
14. There are sine cosine complete source code of the image can be used directly.
15. Study and Verification of Raised - root cosine filter , half - band filter , CIC filter on multi - design tools.
16. Trigonometry concerns the functions of angles, such as sine, cosine and tangent.
17. Thinking these thoughts gets in the way of my learning about sines and cosines.
18. In this case the rotation tensor R is equal to the direction, cosine L. Example 10.
19. The source code simulates BER of OFDM system implemented using discrete cosine transform.
20. This paper presents a new method named "Analytic Orthogonalization", for orthogonalizing direction cosine matrix.
21. To improve document clustering, a document similarity measure based on cosine vector and keywords frequency in documents is proposed, but also with an input ontology.
22. A method by using 8031 single-clip microprocessor to get the syntonical bit information is presented, based on the characteristic of the modulated singal in ascending cosine envelope.
23. But now we have a third term, namely this position vector, and this force, and so now we're going to - get this distance-- which is d cosine alpha-- times this force.
24. We have also studied the variance spectral configuration of surfacefield using DCT ( Discrete Cosine Transform ).
25. The voltage induced in series with the loop is proportional to the area and the cosine of its angle to the field.
26. In 0.4Qi flow condition, the radial force component on single volute pump change with time t cycle were similar to sine curve and cosine curve, the tracks of the vibration system is a ellipse.
27. Based on theory of cluster analysis, the fault diagnosis method of included angle cosine is put forward.
28. So the fast algorithms of discrete sine transform, the discrete cosine transform and the discrete W transform are unified.
29. A new type of interpolation function that is similar to Lagrange function has been established in this paper, with the uniqueness theorem and interpolation cosine theorem given.
30. This paper introduces design, optimization and implementation with FPGA of square-root raised cosine roll-off digital filter.
31. This paper presents an information hiding algorithm in Discrete Cosine Transform ( DCT ) domain.
32. To ensure the population diversity and avoid local convergence, sine function and cosine function are adopted to control crossover ratio and mutation ratio.
33. ... M - band cosine - modulated wavelet perfect reconstruction filter banks is deduced.
34. According to quantified standard data, the closed degree of between stylebooks was computed with cosine of included angle.
35. A digital map watermarking algorithm based on discrete cosine transform ( DCT ) is presented.
36. Linear equalization methods such as cosine equalizer and high pass filter are very popular in the traditional system.
37. Method:Compare the similarity of the fingerprints chromatography by coefficient of correlation and cosine value of vectorial angle.
38. A new method for predetermination of all-zero blocks in low rate video coding is proposed, which is based on characters of discrete cosine transform(DCT) and quantization.
39. Square-root raised cosine roll-off digital filter was widely applied to baseband shaping filter and match filter in modern digital communication.
40. The improved AFT algorithms for even and odd functions can also be used for computing discrete cosine transform (DCT) and discrete sine transform (DST),[http:///cosine.html] respectively.
41. At last use the cosine function computing the similar degree, and implement the spam filtering.
42. Moreover, the cosine relationship of the vertical component of the crater depth by oblique penetration with that of the vertical penetration was obtained.
43. The method that CPLD calls on memory by table look-at forms sine wave and cosine wave.
44. Fourier cosine, Fourier sine transformation and definite integral transformation simplify the equations of the boundary problem into a group of singular equations.
45. This paper presented an ROM look-up table(LUT) based inverse discrete cosine transform(IDCT) algorithm and its LSI implementation having parallel architecture.
46. The binary coding of cosine eliminates zeroth order diffraction theoretically, and can generate high pixel hologram.
47. The results show that, because of the nonhomogeneous of sea density and the existence of pycnocline, the wave shape of vertical modes is distorted, that is to say, it deflects from the cosine wave.
48. Based on the characteristics of AVS algorithms, hardware architectures of variable length decoding module, inverse integer cosine transform module and in-loop deblocking filter module were developed.
49. Then this is the component in your direction we call that the radial component which is v cosine theta.
50. Let's now examine the simplest wave from where the profile is a sine or cosine curve.
51. The paper puts forward a new method based on Local Cosine Transform (LCT) for measuring the time varying harmonics in power system.
52. A novel algorithm based on the cosine window transform(CWT) is proposed to estimate the symbol rate for the usual signals, MPSK and QAM in communication.
53. Through comparison, the optical filter responses of the TE-TM mode conversions of AOTF with Gaussian weighting function are better than AOTF with Cosine weighting function.
54. The title can be abbreviated to t, as we do for the cosine curve.
55. Given the vectors, one can calculate the distance between two items using measures such as the Manhattan Distance, Euclidean distance, or cosine similarity.
56. As is well known, the EM field of TE11 mode at the wall of the circular waveguide changes as sine (or cosine) function azimuthally.
57. As the amplifier tuned load circuit, they are able to select the base component cosine pulse to obtain undistorted amplification signal output, so this amp is also known as tuned power amplifier .
58. In the flowing, an iterative channel estimation method using discrete cosine transform is proposed.
59. This procedure realize orthogonal transformation images, including Fourier transform, discrete cosine transform, Walsh transform.
60. By means of higher transcendental functions(exponential integral, sine and cosine integral), the general solutions ofthe problem are obtained.
61. An optimal design method, taking zeros and poles of a network as optimal variables, for the baseband forming network with the raised cosine roll-off is presented in this paper.
62. The coordinate transformation matrix based on the direction cosine parameters from the object coordinate system to the world coordinate system is derived by vector algebra.
63. In this paper the cosine transform matrix relating Cartesian coordinates with orthogonal curvilinear coordinates is introduced.
64. In this paper the cosine transform matrix relating Cartesian coordinates with orthogonal curvilinear coordinates is introduced. It is shown that this transform matrix is an orthogonal matrix.
65. The delivering of picture information will code with the long-lost cosine(DCT).
66. A kinematics model by post D-H method for 4R-robot was offered in this paper, which derived the manipulator finger position and its attitude with unit vectors of direction cosine.
67. This paper proposes a hierarchical coding technique based on the All Phase Inverse Discrete Cosine Transform (APIDCT) interpolation.
68. In this paper, a new scheme to realize O-QAM system by means of cascading a discrete cosine transformer(DCT)and a weighting network is presented.
69. An algorithm to realize the cosine wave-crossing method in digital cycloconverter is performed by using the linear equation to approximate trigonometric equation.
70. This article defines exchange margin of phase from cosine function, and brings the change period of Lissajous's figures for the exchange margin of phase,[] when frequency ratio is made swe.
71. Methods of spherical trigonometry and direction cosine matrix were applied respectively to derive the bracket error, and the two methods had the same error formula and the same calculation results.
72. Inverse Discrete Cosine Transform takes the most of time in MPEG-4 video decoding.
73. In this paper, we generalized the Pythagorean Theorem and Cosine law from the new point and we have got a few the simple proper uses of the result that we have made.
74. Besides, the relations among alldemonstrated by calculating the cosine value.
75. Theblock - based discrete cosine transform ( DCT ) is a fundamental component of manyinternational image and video compression standards.
76. The Sulu - Dabie eclogite, which contains cosine, is the product of high - ultra high pressure metamorphism.
77. Raised Cosine the eye and power spectrum, roll-off factor of 0.5. This code value for 0,2 billion.
78. In numerical examples, distributed load is regarded as polynomial function, cosine function or uniform moments along the edge and their combination.
79. Introduce the principium and method of Euler angle algorithm, direction cosine algorithm, Quaternion algorithm, and Rotation Vector algorithm.
80. In part 2, the cosine series windows with good detectability are introduced.
81. A linearization method to design biorthogonal cosine BCM filter banks is proposed.
82. Vector, Statistics, Probability, Mapping, Transformation, Sine and Cosine Law, Functions.
83. The intensity and position samples of the final-alignment signal are fitted with a cosine or sine curve, and then the series of peak points are derived from the model parameters.
84. We derive the addition formulas for sine and cosine from the arithmetic of complex numbers.
85. The inverse function of that restricted cosine function is called the arccosine function.
86. Also, a rough sinusoidal pattern can be seen in plotting average daily temperatures for each day of the year, although the graph may resemble an inverted cosine wave.
87. Then cosine theorem is no longer a pure problem from elementary geometry.
88. Based on the cosine wave crossing, the simulation is carried out by the power system blocks of the MATLAB software in this paper.
89. The cosine rather than the sine is customarily used in this case.
90. Based on theory of spherical symmetry triangle and spherical triangle cosine theorem, the characteristics of two configurations of a spherical triangle is educed.
91. According to principle of descriptive geometry, the area of plane equals projection of the plane divided by cosine between plane and projection of plane.
92. Multirate filter bands can be realized by cosine modulation of a linear-phase low-pass prototype filter.
93. Aim Study on the characteristics of the input impendence of cosine type loaded ultrasonic horn.
94. Secondly, the level of cosine transform coding some of the improvements.
94. is a online sentence dictionary, on which you can find excellent sentences for a large number of words.
95. In order to reduce the finite scanning plane truncation error in the measurements with phased array antennas, the cosine window function is introduced and applied in this case.
96. So, when you go to polar coordinates, basically all you have to remember on the side of integrate is that x becomes r cosine theta. y becomes r sine theta.
97. This paper describes a FPGA design Discrete Cosine Transform ( 2 D - DCT ) used in JPEG medical image compression.
98. The included angle cosine instead of Euclid distance is used as the standard to judge correlation between phase points.
99. Aim To study some calculation formula of sine function and cosine function.
100. Each module was an arithmetical command such as add, subtract, multiply, cosine, sine.
101. Using the cosine transform matrix the Cartesian tensors, differential operators and related equations can be readily transformed into corresponding expressions in orthogonal curvilinear coordinates.
102. Thetheory includes Euler angular algorithm, direction cosine algorithm, quaternion algorithm and rotation vector algorithm.
103. This control scheme proposes a visual quantization matrix to weight the discrete cosine transform (DCT) coefficients in order to reduce the coding distortion on the visual perceptibility.
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