Hongchuan Tang

WI-TMLEGA: Weight Initialization and Training Method Based on Entropy Gain and Learning Rate Adjustment

Hongchuan Tang, Zhongguo Li, Qi Wang, Wenbin Fan

Addressing the issues of prolonged training times and low recognition rates in large model applications, this paper proposes a weight training method based on entropy gain for weight initialization and dynamic adjustment of the learning rate using the multilayer perceptron (MLP) model …

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Effect of Inorganic Fillers on Electrical and Mechanical Properties of Ceramizable Silicone Rubber

Mingyuan Yang, Jingqi Qiao, Bolin Su, Yongjian Xiao et autres

Ceramizable silicone rubber (CSR) composed of silicone rubber matrix and inorganic fillers can be transformed into a dense flame-retardant ceramic upon encountering high temperatures or flames. Conventionally, CSR can be sintered into a dense ceramic at temperatures above 1000 °C, which is …

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Research on an underwater image segmentation algorithm based on YOLOv8

Sai Che, Zhongguo Li, Zhou Shi, Miaowei Gao et autres

Abstract Underwater image segmentation faces complex problems such as target type, number, scale, and environmental interference. The traditional segmentation method relies on much manual annotation and expertise, extracts only the surface information of the image, and has low segmentation accuracy and efficiency, …

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Visual Ranging Based on Object Detection Bounding Box Optimization

Zhou Shi, Zhongguo Li, Sai Che, Miaowei Gao et autres

Faster and more accurate ranging can be achieved by combining the object detection technique based on deep learning with conventional visual ranging. However, changes in scene, uneven lighting, fuzzy object boundaries and other factors may result in a non-fit phenomenon between the …

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Effect of Vulcanization Temperature on Properties of Ceramifiable Silicone Rubber and Its Ceramic Bulk

Hongchuan Tang, Qian Wang, Shengfang Li, Jing Zhao et autres

Ceramifiable silicone rubber materials are fabricated using methyl vinyl silicone rubber, muscovite, glass powder and 2,4-dichloro-benzoyl peroxide (DCBP). The effect of the various vulcanization temperature from 110 °C to 130 °C on the ceramifiable silicone rubber and its ceramic bulk was investigated. …

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Influence of Hydroxyl Silicone Oil on Mechanical and Electrical Properties of Silicone Rubber-based ceramizable composites

Guowen Kuang, Kunpeng Yang, Hongchuan Tang, Yonglan Li et autres

Abstract By introducing hydroxyl silicone oil into silicone rubber-based ceramizable composites(CSR), the structural problems of nano-silica in CSR are inhibited. The influence of hydroxy silicone oil content on the mechanical and electrical properties of CSR was investigated. And the chemical, physical and …

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Positron Emission Tomography with Pittsburgh Compound B in Diagnosis of Early Stage Alzheimer’s Disease

Jianjun Jia, Binbin Sun, Zhe Guo, Jinming Zhang et autres

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Clinical application of positron emission tomography with Pittsburgh compound B in the early diagnosis of Alzheimer's disease

Binbin Sun, Jianjun Jia, Hongchuan Tang, Luning Wang

Objective To evaluate the roles of positron emission tomography (PET) with N-methyl [11C]2-(4' -methylaminophenyi-6-hydroxybenzathiazole) (11C-PIB) in the early diagnosis of Alzheimer's disease (AD).Methods Six AD patients,7 mild cognitive impairment (MCI) patients and 6 normal controls (NC) were diagnosed and assessed with brain …

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Multicenter research on efficacy and tolerance of memantine in Chinese patients with Alzheimer's disease

Hongchuan Tang

Objective To evaluate the efficacy and safety of memantine in the treatment of patients with Alzheimer' s disease (AD).Methods This was a 16-week,multi-center,randomized,double blind, placebo-controlled clinical trial (Study 10116).A total of 258 AD patients (MMSE score 5—18) were randomized in a 1:1 …

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[Clinical efficacy and safety of akatinol memantine in treatment of mild to moderate Alzheimer disease: a donepezil-controlled, randomized trial].

Hongtao Hu, Zhenxin Zhang, Jingli Yao, Huizhen Yu et autres

OBJECTIVE: To evaluate the clinical efficacy and safety of akatinol memantine in the treatment of patients with mild to moderate Alzheimer disease (AD). METHODS: One hundred patients with diagnosis of possible or probable AD and Mini Mental State Examination total scores between …

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Application service based on PDA

Hongchuan Tang

In this paper, the mobile application service based on PDA is introduced,and orientation of mobile telephone network or orientation of GPS, ambient communication query, analysis of data statistic and so on are discussed. The mobile application service is realized by sending a …

Contrast study on cognitive function with MRI and positron emission tomography imaging in transient global amnesia.

Jianjun Jia, Luning Wang, Yin Ling, Hongchuan Tang

OBJECTIVE: To study cognitive function and cerebral metabolic changes in patients with transient global amnesia (TGA). METHODS: Three patients with TGA were given mini-mental state examination (MMSE), revised Wechsler memory scale (WMS-R) examination and magnetic resonance imaging (MRI) scans after they had …

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