Browse Items (26 total)

  • Tags: Signal to noise ratio

In order to improve the synchronous transmission capability of wireless sensor network array signals, a synchronous transmission method based on a large data environment, together with an adaptive parameter adjustment, is proposed. In this paper, we…

Big data facial image is an important identity information for people. However, facial image inpainting using existing deep learning methods has some problems such as insufficient feature mining and incomplete semantic expression, leading to output…

In order to improve the synchronous transmission capability of wireless sensor network array signals, a synchronous transmission method based on a large data environment, together with an adaptive parameter adjustment, is proposed. In this paper, we…

Big data facial image is an important identity information for people. However, facial image inpainting using existing deep learning methods has some problems such as insufficient feature mining and incomplete semantic expression, leading to output…

In order to improve the synchronous transmission capability of wireless sensor network array signals, a synchronous transmission method based on a large data environment, together with an adaptive parameter adjustment, is proposed. In this paper, we…

Big data facial image is an important identity information for people. However, facial image inpainting using existing deep learning methods has some problems such as insufficient feature mining and incomplete semantic expression, leading to output…

Regular sampled seismic data is important for seismic data processing. However, seismic data is often missing due to natural or economic reasons. Especially, when encountering big obstacles, the seismic data will be missing in big gaps, which is more…

Regular sampled seismic data is important for seismic data processing. However, seismic data is often missing due to natural or economic reasons. Especially, when encountering big obstacles, the seismic data will be missing in big gaps, which is more…

This paper will introduce a new generation wireline Array Noise Tool (ANT). This tool is used to detect downhole acoustic / vibration activities originating from fluid-structure friction flow. One of main applications in Well Integrity (WI) and Plug…

Recently, the big data technology has been applied in many field widely, such as finance, trade and medical healthy. But the applications in process industries are only in the beginning stages. In this paper, the characteristics, analyzing methods…

In order to improve the synchronous transmission capability of wireless sensor network array signals, a synchronous transmission method based on a large data environment, together with an adaptive parameter adjustment, is proposed. In this paper, we…

Big data facial image is an important identity information for people. However, facial image inpainting using existing deep learning methods has some problems such as insufficient feature mining and incomplete semantic expression, leading to output…

In order to improve the synchronous transmission capability of wireless sensor network array signals, a synchronous transmission method based on a large data environment, together with an adaptive parameter adjustment, is proposed. In this paper, we…

Big data facial image is an important identity information for people. However, facial image inpainting using existing deep learning methods has some problems such as insufficient feature mining and incomplete semantic expression, leading to output…

Effective random noise attenuation is critical for subsequent processing of seismic data, such as velocity analysis, migration, and inversion. Thus, the removal of seismic random noise with an uncertainty level is meaningful. Attenuating 3-D random…

For the method of magnetic flux leakage testing, the evaluation of test results is based on the detected signals. The quality of evaluation is affected by the quality of the signals. The signals of magnetic flux leakage are often influenced by…

A dual-media thermal energy storage system consisting of ceramic pebbles as a storage material and high-temperature heat transfer fluid (HTF) is analyzed for 1 MWe National Solar Thermal Power Plant. A numerical model has been formulated to study the…

The soot emissions from internal combustion engines have significant health and environmental impacts and, as such, are subject to increasingly stringent regulations. Two-color pyrometry provides the in-cylinder soot cloud temperature and soot volume…

Improving predictive models for noble gas transport through natural materials at the field-scale is an essential component of improving US nuclear monitoring capabilities. Several field-scale experiments with a gas transport component have been…

Ultrasonic gas flowmeters (UGFM) are extensively used in petroleum, chemical, natural gas and other fields because of their distinctive measurement advantages. As the core technology of the UGFM, digital signal processing technology determines its…

Near-bit measurement while drilling is the innovative and hot technology in the field of oil drilling and production. The key technology of near-bit measurement includes the design of Electromagnetic wireless transmission and the study about weak…

Multi-rate digital signal acquisition and processing technology is a general term that refers to changing the sampling rate of the signal through extraction or interpolation. In the acquisition and processing of a variety of digital signals such as…

Hydraulic fracturing produces artificial fractures and creates oil and gas seepage channels. It has now grown into an indispensable technology for oil and gas exploration and development, which leads to the evaluation of hydraulic fracturing effects,…

An adaptive approach of abnormal signal extracting is proposed for pipeline leak detection based on acoustic method in this paper. The dynamic pressure signal is divided into many intervals based on zero crossing points, and each frame of signal is…

Because of the complexity of the propagation path and high attenuation near the ground surface, during the process of micro-seismic monitoring, compared with the down well monitoring, the information obtained by the ground monitoring contains lower…

Considering two-hop cooperative communication with buffered half-duplex relays, this work jointly optimizes relay selection and transmit power at the relay to maximize the sum-throughput of the network subject to a minimum throughput requirement of…
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