588 Result(s)
within
Conference Paper
He** Lin
Engineering
Signal, Image and Speech Processing
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Chapter and Conference Paper
An Analysis of the Performance of the SPRT Chart with Estimated Parameters Under the Weibull Distribution
Most developments of the sequential probability ratio test (SPRT) control chart assume that the underlying process comes from a Normal distribution with known mean and standard deviation. Nevertheless, the tru...
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Chapter and Conference Paper
Early Fault Detection of Robotic Joints Based on Time–Frequency Analysis of Motor Current Signature
Robotic joints, which are critical fixtures consisting of electrical motors, high-speed planetary gears, and low-speed cycloid wheels, are prone to friction and wear. Early fault detection and diagnosis of joi...
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Chapter and Conference Paper
Gear Early Fault Diagnosis Based on Multi-resolution Subband Adaptive Filtering
The early fault signals of gears in the gearbox are weak, and the fault signals in different frequency bands are easily masked by other noise signals. Currently, the extraction of early failure signals of gear...
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Chapter and Conference Paper
A Fully End-to-End Query-Based Detector with Transformers for Multiscale Ship Detection in SAR Images
Recently, deep learning-based ship detection methods have shown higher accuracy, stronger robustness, and better generalization ability than traditional methods in complex maritime scenes. However, these deep ...
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Chapter and Conference Paper
Polynomial-Based Guidance Law Design for Various Target Motions
This paper aims to devise impact time guidance law for intercepting various types of targets with terminal angle constraint. The design of the guidance law is formulated in the range domain by using a virtual ...
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Chapter and Conference Paper
Research on Construct and Relation Reasoning Method Based on Knowledge Graph
The current knowledge graphs suffer from widespread issues of structural disorder and missing data. This paper aims to address these problems by conducting research and improvements using relationship inferenc...
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Chapter and Conference Paper
Research on Cyberspace Intrusion Detection Model for Wireless Agile Network Planning
As the Internet technology rapidly advances, the world is transitioning into an information society with a growing amount of valuable data in cyberspace. Consequently, ensuring the security and reliability of ...
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Chapter and Conference Paper
Research Progress of MXenes Based Gas Sensors
MXenes not only have the same conductivity as metals, but also have good mechanical and hydrophilic properties. Therefore, MXenes have special appeal and competitiveness in fields such as energy storage conver...
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Chapter and Conference Paper
Centimeter-Level Real-Time Orbit Determination and Accuracy Analysis of LEO Satellite with POD4LEO Software
High precision and low delay satellite orbits are the key requirements for many Earth observation missions today. This paper briefly introduces the development of precision orbit determination of low orbit sat...
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Chapter and Conference Paper
An Investigation on the Influence of Multi-damage of Bearings on Axle Box Vibration for Railway Vehicle
As one of the most important parts of the high-speed train rotation system, the axle box bearing mainly supports the rotation of the system and provides additional dam** to make the system operate stably. Ax...
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Chapter and Conference Paper
High-Quality Three-Dimensional Reproduction of the Weak Textures on the Surface of Objects Based on Photometric Stereo -Structural Light
3D scanning work and 3D reconstruction systems are key research areas in image vision and 3D printing. However, in its application process, it is difficult to reproduce the texture information and real data of...
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Chapter and Conference Paper
Constrained Optimization Design of FIR Filter Based on Particle Swarm Optimization
The digital filter is an important device for the wireless communication system. This paper first introduces the principles of constrained least squares (CLS) and particle swarm optimization (PSO) algorithms, ...
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Chapter and Conference Paper
A Combined Temporal Convolutional Network and Gated Recurrent Unit for the Remaining Useful Life Prediction of Rolling Element Bearings
An accurate prediction of bearing remaining useful life (RUL) can largely reduce the operation and maintenance cost of a machine. This then motivates the work presented in this study where a bearing RUL predic...
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Chapter and Conference Paper
Spatio-Temporal Evolution of NPP in Helan Mountain from 2012 to 2021 Based on MODIS Satellite Data
In order to evaluate the methods and results of remotely sensed estimation of net primary productivity (NPP) in Helan Mountain, this article uses the MODIS NPP product data and land cover type product from yea...
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Chapter and Conference Paper
A Study on the Contact Mechanism in the Cage Pocket of an Angular Ball Bearing
A contact probability model for the cage pocket of an angular ball bearing is developed in this study using a multi-body dynamic analysis and a cylindrical surface grid method. The model is used to analyze the...
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Chapter and Conference Paper
A Study of RF Fingerprint Feature Dimensionality Expansion for I/Q Signal Data Extraction
Security research based on RF fingerprints has received extensive attention in recent years. Traditional RF fingerprint identification technology is first based on feature engineering method to extract signal ...
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Chapter and Conference Paper
Research on Non-reference Text Image Blur Assessment System
The non-reference image blur assessment (NR-TIBA) system is significant in text image processing. Due to the high cost of subjective evaluation and the unavailability of reference images in the natural environ...
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Chapter and Conference Paper
On Orbit Applications of RGNSS in Ultra Close Range
With the establishment of the Beidou Navigation System in China, RGNSS becomes an ideal relative measurement device for space rendezvous and docking missions. In theory, it can meet the relative measurement ne...
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Chapter and Conference Paper
LrFedIF: Low-Resource Federated Learning Based on Fingerprint Feature Imitation for Signal Recognition in Non-IID Scenarios
Federated learning is an emerging distributed machine learning method, and it is one of the most potential solutions to data privacy security issues. However, federated learning is currently facing a thorny ch...
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Chapter and Conference Paper
Analysis and Optimization of UAV Communication Performance Based on Beamforming
UAV with a beamforming design as a flight base station to assist communication is a promising solution to alleviate the burden and compensate for the shortcomings of the communication infrastructure. However, ...
