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BUILT-UP AREA DETECTION FROM HIGH-RESOLUTION SATELLITE IMAGES USING MULTI-SCALE WAVELET TRANSFORM AND LOCAL SPATIAL STATISTICS
Built-up Area Detection High-resolution Satellite Image Wavelet Transform Local Spatial Statistics
2018/4/30
Recently, built-up area detection from high-resolution satellite images (HRSI) has attracted increasing attention because HRSI can provide more detailed object information. In this paper, multi-resolu...
A Watermarking Algorithm for Vector Spatial Geo-Data Based on Integer Wavelet Transform
Digital Watermarking Vector Geo-Spatial Data Integer Wavelet Transform Robust
2015/12/11
Considering the characteristic of vector geo-spatial data for digital watermarking, this paper presents a new watermarking algorithm for vector geo-spatial data based on integer wavelet transform. By ...
MAPPING MAJOR CROPPING PATTERNS IN SOUTHEAST ASIA FROM MODIS DATA USING WAVELET TRANSFORM AND ARTIFICIAL NEURAL NETWORKS
MODIS data Croplands Wavelet transform Artificial neural networks (ANNs) Southeast Asia
2012/7/31
Agriculture is one of the most important sectors in the economy of Southeast Asia countries, especially Thailand and Vietnam. These two countries have been the largest rice suppliers in the world and ...
Application of artificial neural network and wavelet transform for vibration analysis of combined faults of unbalances and shaft bow
Rotor test rig Rotor faults vibration analysis, unbalance
2010/12/30
The vibration analysis of rotating machinery can give an indication of the condition of potential faults such as unbalance, bent shaft, shaft crack, bearing clearance, rotor rub, misalignment, loosene...
A novel method for lung segmentation on chest CT images: complex-valued artificial neural network with complex wavelet transform
Lung segmentation complex wavelet transform complex-valued artificial neural network
2010/7/31
Image segmentation is an important step in many computer vision algorithms. The objective of segmentation is to obtained an optimal region of convergences (ROC). Error in this stage will impact all hi...
Impact of Polarization-mode Dispersion on Wavelet Transform Based Optical OFDM Systems
Fiber optics communications Modulation
2010/6/4
The impact of PMD on wavelet transform based optical OFDM (WTO-OFDM) systems is investigated. Simulations show that WTO-OFDM is very sensitive to PMD. A 1-dB penalty at 5-ps DGD is incurred for 112-Gb...
Open Quotient Measurements Based on Multiscale Product of Speech Signal Wavelet Transform
Open Quotient Measurements Multiscale Product Speech Signal Wavelet Transform
2009/9/4
This paper describes a multiscale product method (MPM) for open quotient measure in voiced speech. The method is based on determining the glottal closing and opening instants. The proposed approach co...
Transformer Protection Using the Wavelet Transform
Differential Protection Power Transformer Discrete Wavelet Transform (DWT)
2009/7/28
This paper introduces a novel approach for power transformer protection algorithm. Power system signals such as current and voltage have traditionally been analysed by the Fast Fourier Transform. This...
Accurately Weighting Subbands in Temporal Wavelet Transform
Accurately Weighting Subbands Temporal Wavelet Transform
2006/12/31
Wavelet-based scalable video coding is a promising technique for streaming video applications,especially the Motion Compensated Temporal Filtering (MCTF). It usually decomposes the input video frames...