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Backpropagation Neural Network for Soil Moisture Retrieval Using NAFE'05 Data: a Comparison of Different Training Algorithms
Neural Network Backpropagation Soil Moisture Airborne Algorithms Microwave
2015/12/18
The backpropagation artificial neural network (ANN) is a well-known and widely applied mathematical model for remote sensing applications for pattern recognition, approximation and mapping of non-line...
Implementation Efficient Nonlinear Equalizer Based on Correlated Digital Backpropagation
Optical communications Coherent communication Phase modulation
2015/5/26
One stage per span is commonly considered as the lower boundary for implementation complexity of nonlinear equalizer based on digital backpropagation. The proposed method overcomes this boundary and i...
Complexity versus Performance Tradeoff for Fiber Nonlinearity Compensation Using Frequency-Shaped, Multi-Subband Backpropagation
optics, fibers Nonlinear optical signal processing Wave propagation
2015/5/21
We investigate the use of an enhanced backpropagation algorithm where subbanding and frequency-shaping by pre- and post-filters are used in the calculation of nonlinearity to enable larger step sizes ...
Analysis of Groundwater for Potability from Tiruchirappalli City Using Backpropagation ANN Model and GIS
Groundwater Quality ANN Ec TDS Sulphates pH Tiruchirappalli
2013/3/13
Monitoring groundwater quality by cost-effective techniques is important as the aquifers are vulnerable to contamination due to point sources and non point sources. This paper presents Artificial neur...
Efficient Digital Backpropagation for PDM-CO-OFDM Optical Transmission Systems
Fiber optics communications Modulation
2015/6/9
We demonstrated experimentally that computationally-efficient digital nonlinearity compensation using backpropagation can increase the nonlinear tolerance of 61.7 Gb/s PDM-CO-OFDM by 2.2 dB in a 500 k...