Jichen Liu
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View article: Predicting Chinese stock market using XGBoost multi-objective optimization with optimal weighting
Predicting Chinese stock market using XGBoost multi-objective optimization with optimal weighting Open
The application of artificial intelligence (AI) technology in various fields has been a recent research hotspot. As a representative technology of AI, the specific application of machine learning models in the field of economics and financ…
View article: Large Superelasticity Over a Wide Temperature Range in a Nititahf Shape Memory Alloy
Large Superelasticity Over a Wide Temperature Range in a Nititahf Shape Memory Alloy Open
View article: Surface Integrity and Corrosion Resistance of 42CrMo4 High-Strength Steel Strengthened by Hard Turning
Surface Integrity and Corrosion Resistance of 42CrMo4 High-Strength Steel Strengthened by Hard Turning Open
To improve the surface corrosion resistance of 42CrMo4 high-strength steel used in a marine environment, this article studied the effects of hard turning on the surface integrity and corrosion resistance of 42CrMo4 high-strength steel thro…
View article: A Fuzzy Evaluation of Tool Materials in the Turning of Marine Steels
A Fuzzy Evaluation of Tool Materials in the Turning of Marine Steels Open
To recommend one suitable tool material for the cutting of marine steels under special conditions and requirements in emergency rescues of capsized steel ships, the cermet tools, cemented carbide tools and coated carbide tools were evaluat…
View article: Hahn-PCNN-CNN: an end-to-end multi-modal brain medical image fusion framework useful for clinical diagnosis
Hahn-PCNN-CNN: an end-to-end multi-modal brain medical image fusion framework useful for clinical diagnosis Open
Background In medical diagnosis of brain, the role of multi-modal medical image fusion is becoming more prominent. Among them, there is no lack of filtering layered fusion and newly emerging deep learning algorithms. The former has a fast …
View article: The Research of Capacitor Voltage Balancing Strategy of MMC
The Research of Capacitor Voltage Balancing Strategy of MMC Open
Compared with the two level voltage source, the modular multilevel converter (MMC) adopting the modular design dose not have the disadvantages such as the direct series connected Insulated gate bipolar (IGBT),high generation of harmonics, …