spectral造句
31. Spectral luminous efficiency curve for scotopic vision.
32. The spectral sensitivity of various cells is very different.
33. The Cuneal Self Scanning Photodiode Array (CSSPA) is a 2-D spatial light energy sensor directly used for receiving central symmetric spectral distribution.
34. In this paper we investigated(AC)operators, decomposable operators, spectral operators and their relationships.
35. A self-adaptive feature extraction method based on power spectral centroid is proposed.
36. Dpysical essence and spectral characteristic of densitometry with method of spectral analysis, principle and mathematical formula of the computer colour matching density are discussed.
37. Field atmospheric conditions, the environmental background of target and the target's thermodynamic properties will make it difficult to collect target's spectral emissivity in field.
38. The low crosstalk characteristics of micro shield lines are investigated through mixed spectral domain approach.
39. Carbon nanotubes ( CNTs ) is a good optical limiter with small threshold, broad spectral ranges and fast response.
40. A parameter estimation algorithm of chirp signal which makes use of the position and magnitude of non zero cyclic spectral peaks to estimate the three parameters is presented.
41. Chebychev spectral elements approximation of the acoustic wave equation first - order Clayton - Engquist - Majda absorbing boundary conditions was derived.
42. Large amount of multispectral image data produced by high spatial and spectral resolution poses a great challenge to transmit and storage.
43. Simulation results show that the system can get satisfactory image communication performance in the very high spectral efficiency situation over the flat fading channel.
44. Spectral data sources of sandy land included single surface feature and composite surface feature, and their spectral data were measured by different sampling methods.
45. High dimension of the spectral space in spectral color management results in long run time and large memory requirement in color processing of multi spectral images.
46. Before spectral subtraction, stationary wavelet filtering is made for noisy signal and noise model, which can effectively eliminate "music noise" caused by random noise spectral.
47. This paper describes a miniature real time spectroradiometer , which can be used to measure the spectral radiance in single or continuous mode.
48. This paper introduces optical characteristics and spectral characteristic of optical fiber Bragg grating, introduces the experiments of grating fabrication with phase masks.
49. Using Fourier self - deconvolution ( FSD ) to enhance spectral resolution of AOTF atomic emission spectrometer is described.
50. A self-absorption correction model based on the information of spectral broadening is introduced to calculate the true value of spectral line intensity, which refers to the elemental concentration.
51. Two technologies, spectral channelization and spectral analysis with zero crossing that could be both applied to multi-signals, are also introduced.
52. It can be used not only to simulate real time radar clutter achieved by experiments, but also to generate non Gaussian random data sequence based on given power spectral characteristic model.
53. The experimental result indicates that the new spectral prediction model can give more accurate spectral predicted value than the other's.
54. There is no spectral overlap or mixing as non compressed sounds below the cutoff frequency are not affected.
55. The thickness of transmission-mode photocathode affects directly its photoelectric efficiency and spectral response.
56. The severity of obstructive uropathy can be evaluated according to the spectral changes of ultrasonography.
57. Furthermore, by combining the two methods with the line spectral controlling method, a modulated EBPSK waveform with narrower bandwidth and better sideband suppression is achieved.
58. A novel dynamic time - frequency process monitoring method based on multivariate spectral decomposition is proposed.
59. This paper presents a channel adaptation method named spectral adjusting (SA) normalizes the distorted speech spectrum with a piecewise linear normalization function.
60. An ideal antireflection structure should lead to zero reflection loss on solar-cell surfaces over an extended solar spectral range for all angles of incidence.
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