نتایج جستجو برای: lwt
تعداد نتایج: 134 فیلتر نتایج به سال:
Based on the study of sensing property fiber bragg grating (FBG) sensor network, this paper takes hybrid wavelength division/time division multiplexing network with high-capacity FBG as research object to noise source, category and traditional reduction algorithm. In accordance characteristic crosstalk accumulation in proposes LCEEMD-LWT signal processing method, which uses local complementary ...
The digital image watermarking is an art of hiding secret image into source image. The robust approach of this watermarking practice is to trade-off image quality (invisibility) and embedding capacity. In this proposed article we present an efficient and hybrid approach that integrates features of lifted wavelet transform (LWT) and discrete wavelet transform (DWT) based on linear support vector...
In this study UHI in Lisbon's Metropolitan Area (LMA) is analyzed through Local Weather Types (LWT) using an air temperature dataset produced by Copernicus. Over 61,000 hourly maps between 2008 and 2014 are extracted, divided into thermal seasons LWT, calculated the anomaly each raster cell a pixel from “Low Plants” Climate Zone (LCZ) class. daily cycle LWT. Statistical analysis shows that rain...
In this paper, a new lifting wavelet domain audio watermarking algorithm based on the statistical characteristics of sub-band coefficients is proposed. First of all, an original audio signal was segmented and each segment was divided into two sections. Then, the Barker code was used for synchronization, the LWT (lifting wavelet transform) was performed on each section, a synchronization code an...
This paper highlights the extension of dwt-svd based image watermarking to medical images. In recent times internet has become a primary source of communication between the diagnostics center and the remote doctor located at some hospital. With the use of internet come the problem of data authenticity and the responsibility of the medical practitioner to preserve sensitive information of patien...
The mechanisms by which ethanol and inhaled anesthetics influence the nervous system are poorly understood. Here we describe the positional cloning and characterization of a new mouse mutation isolated in an N-ethyl-N-nitrosourea (ENU) forward mutagenesis screen for animals with enhanced locomotor activity. This allele, Lightweight (Lwt), disrupts the homolog of the Caenorhabditis elegans (C. e...
In recent years image fusion plays a vital role in the image processing area. Fused images would help in doing many applications in image processing like segmentation, image enhancement and many. In order to improve the effect of fusion visible and infrared image images of the same scene, this paper presents an image fusion method based on lifting wavelet domain. Firstly, the source images are ...
The effects of electric field (EF) during incubation of eggs on hatchability traits, and post-hatch performance, nutrient utilization and carcass characteristics of meat chickens were investigated in 2 trials. Eggs from a meat-type breeder flock were incubated under EF of 30kV/m, 60Hz during the first 18 d of incubation as compared with the control incubation treatment (C). Chicks hatched from ...
Temperature has crucial effects on gonadal development and reproduction of abalone. To understand the impact thermal stress molecular physiological processes triggering regulation reproduction, changes in mRNA expression neuroendocrine genes encoding two abalone gonadotropin-releasing hormone ( Hdh-GnRH , Hdh-GnRH-like peptide ), GnRH receptor Hdh-GnRH-R Hdh-APGWamide serotonin 5-HT hdh a heat ...
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