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Noise and light pollution affect breeding habits in birds（图）
Noise light pollution breeding habits birds
2020/12/11
Looking for a bird's-eye view of human impacts? A new study, published in the journal Nature, provides the most comprehensive picture yet of how human noise and light pollution affect birds throu...
西安电子科技大学高频电子线路课件chapter5 Low Noise Amplifiers
西安电子科技大学 高频电子线路 课件 chapter5 Low Noise Amplifiers
2019/4/26
西安电子科技大学高频电子线路课件chapter5 Low Noise Amplifiers。
CONSTRUCTION THEORY AND NOISE ANALYSIS METHOD OF GLOBAL CGCS2000 COORDINATE FRAME
CGCS2000 globalization coordinate time series Noise analysis construction of geocentric reference frame Geodetic datum
2018/5/14
The definition, renewal and maintenance of geodetic datum has been international hot issue. In recent years, many countries have been studying and implementing modernization and renewal of local geode...
The SAE 2017 Noise and Vibration Conference and Exhibition is the premier technical event dedicated to mobility noise, vibration and harshness. Held biennially, this conference serves as a forum for l...
Frequency analysis of noise exposure of dairy cows in the process of milking
hearing sensitivity welfare cattle milk production milking parlour
2016/12/9
In the environment of farms and farm buildings, cattle are exposed to various unnatural influences. Such an impact is also noise always arising with a certain energy conversion. In cattle farms, the s...
SAE 2017 Noise and Vibration Conference and Exhibition
Passive and Active NVH Control Vehicle Subsystem NVH
2016/7/21
The SAE 2017 Noise and Vibration Conference and Exhibition is the premier technical event dedicated to mobility noise, vibration and harshness. Held biennially, this conference serves as a forum for l...
REDUCTION OF STRIPING NOISE IN OVERLAPPING LIDAR INTENSITY DATA BY RADIOMETRIC NORMALIZATION
LiDAR Intensity Noise Reduction Radiometric Correction Radiometric Normalization Land Cover Classification
2016/7/4
To serve seamless mapping, airborne LiDAR data are usually collected with multiple parallel strips with one or two cross strip(s). Nevertheless, the overlapping regions of LiDAR data strips are usuall...
STUDY ON METHODS OF NOISE REDUCTION IN A STRIPPED IMAGE
Stripped Noise Image Processing Frequency Spectrum MSE PSNR
2015/12/23
Noise is an important factor that influences image quality， which is mainly produced in the processes of image acquirement and transmission. Noise reduction is necessary for us to do image processing ...
Automated Noise Reduction in HRSC Mars DTMs
Extra-terrestrial Mapping DTM Surface Matching Geology Noise Detection
2015/12/17
Since the European Space Agency Mars Express spacecraft entered an orbit around Mars, the High Resolution Stereo Camera (HRSC) placed onboard has been imaging the Martian surface. Due to the character...
An Insitu Single-pointed Wavelet-Based Method for Noise Reduction in SAR Images
Synthetic Aperture Radar (SAR) Speckle noise Insitu Single-pointed Wavelet-based (ISPW) Method,
2015/11/20
Speckle noise caused by interference of electromagnetic waves complicates Synthetic aperture radar (SAR) images to be interpreted and further practical application, therefore reducing speckle noise an...
The Use of Wavelets for Noise Detection in the Images Taken by the Analog and Digital Photogrammetric Cameras
Noise Wavelets Transform Decomposition Detail Component Kurtosis Variance
2015/11/20
In the paper the use of wavelet transformation for valorization of random noise content in photogrammetric images is proposed. There were two wavelets indicators studied. The first indicators based on...
THE EFFECT OF NOISE IN AHS THERMAL BANDS IN THE RETRIEVAL OF PIXEL TEMPERATURE
Advanced preprocessing remotely sensed data
2015/9/8
The AHS is an 80-bands airborne imaging radiometer, operated by INTA in different remote sensing
projects. It has 63 bands in the reflective part of the electromagnetic spectrum, 7 bands in the 3 to ...
Stable Recovery of Sparse Overcomplete Representations in the Presence of Noise
Sparse representation Overcomplete Representation
2015/8/21
Overcomplete representations are attracting interest in signal processing theory, particularly due
to their potential to generate sparse representations of signals. However, in general, the problem o...
The Noise-Sensitivity Phase Transition in Compressed Sensing
Approximate Message Passing Lasso Basis Pursuit Minimax Risk over Nearly- Black Objects Minimax Risk of Soft Thresholding
2015/8/20
Consider the noisy underdetermined system of linear equations: y = Ax0 + z0, with n N measurement matrix A, n < N, and Gaussian white noise z0 N(0; 2I). Both y and A are known, both x0 and z0 are...
EFFECTS AND PERFORMANCE OF SPECKLE NOISE REDUCTION FILTERS ON ACTIVE RADAR AND SAR IMAGES
RADAR SAR Images Noise Speckle Filtering Adaptive Filter
2015/8/17
Reduction of speckle noise is one of the most important processes to increase the quality of radar coherent images. Image variances
or speckle is a granular noise that inherently exists in and degra...