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61. This paper studies the speech enhancement technology, and proposes an improved spectral subtraction method based on the auditory characteristics and the speech spectrum characteristics.

62. Present methods using spectral reflected imaging for detection of lint trash suffer from some fundamental limitation because the trash almost has the same reflected characteristic as the lint.

63. This paper presents a Fourier transform pair of a stagger-lag autocorrelation function and its power spectral density (PSD).

64. The spatial reflected characteristic and spectral characteristic from optical material surfaces were effectively described by the BRDF (Bi-directional Reflectance Distribution Function).

65. Based on AO technique and cyclic spectral correlation technique, the method of AO spectral correlation detection is proposed.

66. The interference of matrix niobium and iron could be eliminated by matrix matching method. There was no spectral interference among tested elements.

67. Methods:The noise intensity and spectral analysis were monitored with HS6288 noise inspector. Cumulative noise exposure(CNE) was calculated according to noise intensity and working age.

68. The spectral distribution of a black body radiation is described by Planck's.

69. The assembling states lead to the different conformations of phycocyanobilins chromophores in C-phycocyanin and allophycocyanin which cause different spectral properties.

70. The experimental results show that the above-mentioned method can solve the true temperature and spectral emissivity measurement of most engineering materials.

71. And then, on the basis of spectral analysis to the transmission signal to obtain the relationship between slot depth and the absorption frequency.

72. Based on analysis of spectral characteristic of helicopter acoustic signal, a method of extracting harmonic frequencies from the helicopter acoustic signal via ESPRIT is proposed.

73. Spatial spectral estimation method is a new development direction of array signal process technology which satisfies perfectly the applicative requirements of radio direction finding.

74. In this paper, we give an estimate of the upper and lower hounds on the spectral radius of a nonnegative matrix and compare the bounds with related those in other literatures.

75. In this paper the optical spectral properties and electron - trapping mechanism.

76. On measuring the spectral linewidth by means of photographing the fringes of the F-P etalon, the influence of the instrument width on the measured results has been discussed.

77. In test instruments, resolution of the system is dependant on spectral purity of the monochrometer.

78. A two-level quasi-geostrophic low-order spectral model by both the orography and the periodic thermal forcings is used to study the changes of flow patterns.

79. The effects of magnitude and epicentral distance on long period spectral components are not so stronger as for...

79. Wish you can benefit from our online sentence dictionary and make progress every day!

80. To be convenient for industrial temperature measurement, a digital filtering method is proposed based on an algorithm of CCD spectral response curve tracing.

81. In consideration of large computational efforts of Deodatis simulation, a modified spectral representation method was proposed for simulating the fluctuating wind field of long span bridges.

82. Power spectral density deduction and analysis were made to show that the power spectrum of DS-UWB signal was governed by pulse spectrum and code spectrum.

83. We utilize the spectral analysis of time series to study the series of capital liquidity from 1999 to 2008, disclosing the information of cyclical fluctuation characteristics of capital liquidity.

84. A multi-band nonlinear spectral subtraction method is proposed with the demand on improving the quality of speech signal corrupted by colored noise.

85. This paper reviews the spectral features of a typical sesquiterpenoid eudesmanemerged as the main components in the large genus Artemisia and Senecio of family Compositae.

86. The spectral waveband is an important factor to be investigated in optical remote sensor design.

87. The vinyl group in the vinyl ester is a typical ABX system in NMR, other spectral characteristics are the same as in maleopimaric acid.

88. The relationship between soil texture soil ferric oxide and soil spectral reflectance.

89. The sampling clock generator must also have adequate spectral purity.

90. Spectral analysis on the signals in the measuring system is given, and the signal to noise rate is calculated, then the theoretical accuracy$...