搜索结果: 1-15 共查到“光学工程 parameters”相关记录22条 . 查询时间(0.174 秒)
ON THE ESTIMATION OF POLARIMETRIC PARAMETERS FOR OIL SLICK FEATURE DETECTION FROM HYBRID POL AND DERIVED PSEUDO QUAD POL SAR DATA
SAR RISAT-1 CTLR pseudo-quad pol correlation coefficient sigma naught
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2019/2/28
Oil spills in oceans have a significant long term effect on the marine ecosystem and are of prime concern for maritime economy. In order to locate and estimate the oil spread area and for quantitative...
DETERMINING GEOMETRIC PARAMETERS OF AGRICULTURAL TREES FROM LASER SCANNING DATA OBTAINED WITH UNMANNED AERIAL VEHICLE
UAV LiDAR orchards tree height alpha-shape
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2018/6/4
The estimation of dendrometric parameters has become an important issue for agriculture planning and for the efficient management of orchards. Airborne Laser Scanning (ALS) data is widely used in fore...
COMPARATIVE STUDY OF DISPARITY ESTIMATIONS WITH MULTI-CAMERA CONFIGURATIONS IN RELATION TO DESCRIPTIVE PARAMETERS OF COMPLEX BIOLOGICAL OBJECTS
3D reconstruction Multi-Baseline Trinocular Stereo Graph Cuts
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2015/8/14
An image-based 3D surface reconstruction technique based on simultaneous evaluation of reflectance and polarisation features is
introduced in this paper. The proposed technique is suitable for ...
Spectrometric Measurement of Plasma Parameters Utilizing the Target Ambient Gas O I & N I Atomic Lines in LIBS Experiment
LIBS Self Absorption O I-N I Lines Plasma Parameters
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2013/1/30
In this article, we shall report the results of the spectroscopic measurements of the plasma parameters utilizing the spectral lines emitted from the air atoms surrounding plasma (O I line at 777.19 n...
Control of parameters in rare earth- transition metal alloys for magneto-optical recording media
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2011/12/1
The techniques which can be used to control the magnetic and occurs when the temperature in the heated spot increasesufficiently magneto-optical recording properties of sputtered amorphous thin films ...
Impact of Fiber Parameters on Nonlinear Fiber Capacity
Impact Fiber Parameters Nonlinear Fiber Capacity
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2015/5/25
We present the impact of varying the fiber loss and nonlinear coefficients and the chromatic dispersion on the nonlinear capacity limit estimates of fibers. The results suggest that a relative change ...
Semi-blind Nonlinear Equalization in Coherent Multi-Span Transmission System with Inhomogeneous Span Parameters
Fiber optics communications Coherent communications
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2015/6/8
Semi-blind sequence is proposed for optimizing the nonlinear equalization parameters from limited prior knowledge of link. Its performance is demonstrated in an extreme case where the fiber type of a ...
Channel Capacity of Step-Index Polymer Optical Fibers: Experiments and Simulation with Realistic Parameters
Fiber optics communications Modulation
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2015/6/4
Step-index Polymer Optical Fibers (SI-POF) are candidates for broadband in-house networks. For the first time, we give a comprehensive overview over the real channel capacity of POF links up to 100 m,...
Experimental Comparison of Performance Monitoring Using Neural Networks Trained with Parameters Derived from Delay-Tap Plots and Eye Diagrams
Fiber optics communications Pattern recognition neural networks
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2015/6/4
We experimentally demonstrate the use of artificial neural networks trained with parameters derived from both delay-tap plots and eye diagrams for multi-impairment monitoring in a 40-Gbit/s non-return...
A polynomial approach for reflection,transmission, and ellipsometric parameters by isotropic stratified media
ellipsometry reflectance transmittance ellipsometric parameters quarter-wave Bragg
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2011/5/9
A polynomial approach for the calculation of the reflectance, the transmittance, and
the ellipsometric parameters of a stratified isotropic planar structure is presented. We show
that these paramete...
Optical Performance Monitoring of PSK Data Channels Using Artificial Neural Networks Trained with Parameters Derived from Delay-Tap Asynchronous Diagrams via Balanced Detection
Optical Performance Monitoring PSK Data Channels Artificial Neural Networks Trained Parameters Derive
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2015/7/17
We demonstrate a technique of using artificial neural networks for optical performance monitoring of PSK data signals. Parameters for training are derived from delay-tap asynchronous diagrams using ba...
Localized Measurement of Linear Polarization Rotation Parameters in Short Optical Fibers
Localized Measurement Linear Polarization Rotation Parameters
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2015/7/15
We present a novel measurement technique for precise longitudinal characterization of polarization parameters in optical fibers based on the modified counter-colliding scanner technique.
Optical CDMA system parameters limitations for AND subtraction detection scheme under enhanced double weight (EDW) code based on simulation experiment
optical code division multiple access
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2011/5/9
The work in this paper is a simulation experiment performed by a computer program to determine
the OCDMA system parameters limitations. The system was built up with LED light source in
the transmitt...
The relevant impact of the physical parameters uncertainties when dimensioning an optical core transparent network
physical parameters dimensioning optical core transparent network
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2015/8/3
We illustrate the importance to consider physical uncertainties in the Quality of Transmission estimators used for Impairment Constrained Based Routing. Power uncertainties of 1dB yield 80% of further...
Absorptive CdTe films optical parameters and film thickness determination by the ellipsometric method
ellipsometry passivation CdTe films
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2011/5/6
Ellipsometric detective method of refractive index, absorptive index and thickness of the film deposited on the substrate with some optical parameters has been developed. This method is applied for op...