Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things最新文献

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Design Stock Market Trading Strategy with Deep Learning: A Bi-LSTM Based Approach 用深度学习设计股票交易策略:一种基于Bi-LSTM的方法
Yanjun Long, Xiaopeng Wang, Shiman Zhang, Sicun Han, Yancong Deng
{"title":"Design Stock Market Trading Strategy with Deep Learning: A Bi-LSTM Based Approach","authors":"Yanjun Long, Xiaopeng Wang, Shiman Zhang, Sicun Han, Yancong Deng","doi":"10.1145/3603781.3603934","DOIUrl":"https://doi.org/10.1145/3603781.3603934","url":null,"abstract":"For this paper, we utilize the famous LSTM model and modify it to a model that consists of two layers of Bi-LSTM. Our trading strategy with the model is to trade the stocks with the highest growth rates predicted by the model and the strategy repeat once a day. To test the efficiency of our model, we change parameters of the experiment: time-interval and both number and frequency of buying stocks. In this way, we can conclude that the model is stable. Whether reducing the frequency of buying increases profit depending on the degree of this parameter. And the number of buying stocks sometimes prevent greater loss during the strategy.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"217 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122703322","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Survey on Mechanisms for Fast Network Packet Processing 快速网络分组处理机制综述
Yimin Du, Keyang Chang, Jinglin Shi, Yiqing Zhou, Min Liu
{"title":"A Survey on Mechanisms for Fast Network Packet Processing","authors":"Yimin Du, Keyang Chang, Jinglin Shi, Yiqing Zhou, Min Liu","doi":"10.1145/3603781.3603792","DOIUrl":"https://doi.org/10.1145/3603781.3603792","url":null,"abstract":"As the Internet of Things becoming widely used, the requirement for high performance network is growing rapidly. Network performance is affected by data transmission based on physical link and packet processing handled by operating system. With the development of network hardware technology and wireless communication technology, network data transmission rate has been further improved, but the packet processing performance based on operating system cannot match it. There are several performance bottlenecks in the traditional packet processing, correspondingly there are various optimization mechanisms to solve these problems and further improve the performance. This paper analyzes some mainstream optimization mechanisms of packet processing based on software. Firstly, we analyze the architecture design of these mechanisms and the workflow when receiving packets. Then we compare the technical methods adopted by each mechanism and problems solved by each mechanism. Finally, we compare the application scenarios and the shortcomings of each mechanism.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124211793","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of The Spatial Quality of Sunken Plazas Based on Multi-source Time-spatial Data 基于多源时空数据的下沉广场空间质量评价
Tian Wang, X. Kang, Xiaojuan Li
{"title":"Evaluation of The Spatial Quality of Sunken Plazas Based on Multi-source Time-spatial Data","authors":"Tian Wang, X. Kang, Xiaojuan Li","doi":"10.1145/3603781.3603877","DOIUrl":"https://doi.org/10.1145/3603781.3603877","url":null,"abstract":"Large-scale and fine-grained evaluations of spatial quality are made possible by the introduction and growth of multi-source big data. The spatial analysis method, visual semantic segmentation method, and field measurement method are used to construct a spatial quality evaluation system for urban sunken plazas based on the multi-source Spatio-temporal data, fusing urban road network data, Baidu API data, street view image data, POI data, public review data, and field measurement data. Based on the results of the spatial quality evaluation, the spatial quality measurement and effectiveness are achieved by. The evaluation suggests optimization steps to achieve effective measurement of spatial quality based on the findings of the evaluation of spatial quality and the existing state of spatial construction. The findings demonstrate that Tianjin Mingyuan Square has some fundamental construction in terms of visual, sensory, and use experience. Its space construction is also evenly distributed, and its aesthetic, comfortable, and functional construction is better, but its construction in terms of completeness is relatively subpar. In order to improve the spatial quality of the sunken plaza and encourage its effective and healthy development, we suggest optimization approaches to enhance the spatial landscape, increase the spatial facilities, and optimize the spatial environment.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"85 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115734635","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Decoupling Transformer with Convolutional Fusion for Mechanical Composite Fault Diagnosis 基于卷积融合的解耦变压器机械复合故障诊断
Xia Liu, K. Feng
{"title":"Decoupling Transformer with Convolutional Fusion for Mechanical Composite Fault Diagnosis","authors":"Xia Liu, K. Feng","doi":"10.1145/3603781.3603810","DOIUrl":"https://doi.org/10.1145/3603781.3603810","url":null,"abstract":"Compound faults often occur in mechanical systems under complex and variable operating conditions, which can seriously affect the health level of mechanical systems, so it is crucial to study the decoupling diagnosis of compound faults. In addition, industrial big data can greatly boost the accuracy and reliability of fault diagnosis results. Therefore, based on data fusion and attention mechanism, we propose a new composite fault diagnosis method called decoupling Transformer with convolutional fusion (DTCF). First, we construct the input embedding sequence as the model input. Second, the multichannel sensor data are adaptively fused using a convolutional layer. Then, the encoder encodes the signal based on global self-attention, which is representation learning. Finally, the decoupler iteratively generates decoupled labels. Two compound fault datasets are used, including the gearbox dataset and the bearing dataset, experiments on which show that the proposed method has higher accuracy, better generalization ability on the smaller training dataset, and stronger robustness against noise than CNN-based or MLP-based models. In addition, the visual analysis of attention weights makes the model interpretable.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"128 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131501706","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Research on layout optimization and positioning of LED light source based on visible light communication 基于可见光通信的LED光源布局优化与定位研究
Yufang Kang, Jinpeng Wang, Qingxue Yao, Bo Zhang, Li Liu
{"title":"Research on layout optimization and positioning of LED light source based on visible light communication","authors":"Yufang Kang, Jinpeng Wang, Qingxue Yao, Bo Zhang, Li Liu","doi":"10.1145/3603781.3603787","DOIUrl":"https://doi.org/10.1145/3603781.3603787","url":null,"abstract":"At present, the research on the light source layout of the indoor visible light communication positioning system mainly focuses on how to improve the indoor positioning accuracy, while ignoring the uniformity of indoor light. In view of this problem, this paper proposes a honeycomb light source layout model based on equilateral triangles, constructs and evaluates the adaptability function related to illuminance uniformity and positioning error, and uses the multi-objective evolution algorithm based on decomposition to optimize the position coordinate information of the LED light source, so as to improve the indoor light uniformity and meet the indoor positioning accuracy on the basis of meeting the indoor lighting standards.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131028994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Transaction-aware heterogeneous graph embedding for recommendation 用于推荐的事务感知异构图嵌入
Jie Zhou
{"title":"Transaction-aware heterogeneous graph embedding for recommendation","authors":"Jie Zhou","doi":"10.1145/3603781.3604320","DOIUrl":"https://doi.org/10.1145/3603781.3604320","url":null,"abstract":"The auxiliary information describing users and items are widely used in the model of recommendation increasingly.Heterogeneous graph,as a effective means to incorporate these information, has been widely used in the modelling of the auxiliary information of the users and items.Existing models usually fail to capture relevance of user and its high-order neighbors,likewise the item.Besides,existing models represent the user without considering the effect of predicted item.To address the above issues,we encode high-order semantic relationships into user and item representations by information propagation along the graph.Besides,we design co-attention neural network to generate the transaction-aware embedding of both user and item to better consider the impact of different items to users.In all,we propose a transaction-aware heterogeneous graph embedding for recommendation(TA-HGRec).Experimental with thress real datasets showed that it achieved significant improvement over existing state-of-the-art recommendation methods.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125381553","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Few-shot Question Answering with Entity-Aware Prompt 几次问题回答与实体意识提示
Yi Chen, Xingshen Song, Jinsheng Deng, Jihao Cao
{"title":"Few-shot Question Answering with Entity-Aware Prompt","authors":"Yi Chen, Xingshen Song, Jinsheng Deng, Jihao Cao","doi":"10.1145/3603781.3603812","DOIUrl":"https://doi.org/10.1145/3603781.3603812","url":null,"abstract":"Providing simple task descriptions or prompts in natural language for large pre-trained language models yields impressive few-shot learning results in different tasks, such as text classification, knowledge probing, machine translation, and named entity recognition. In this paper, we apply this idea to question-answering task to fine-tune pre-trained language models by constructing entity-type prompts. Specifically, we augment the context sequences with semantic labels to enhance the understanding of pre-trained models, and dynamically adjust the prompts via intention recognition of the questions. Our proposition is simple yet powerful over traditional fine-tune training strategies and robust under few-shot conditions. The contributions of our work are as follows: 1. We proposed a few-shot learning method with entity-aware prompts for question-answering tasks to fine-tune the pre-trained language model. 2. Based on the SQuAD dataset, we extract a subset with 1,131 samples containing different categories of answer type, in which the answers to all questions are entities. 3. Experiments on multiple pre-trained language models validate that our method can effectively improve the performance of few-shot learning of question-answering tasks over the promptless ones.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114322632","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Review on Advances of Spaceborne Database 星载数据库研究进展综述
Huifang Ji, Jian Xu, Bo Liu, Chaowei Liu
{"title":"Review on Advances of Spaceborne Database","authors":"Huifang Ji, Jian Xu, Bo Liu, Chaowei Liu","doi":"10.1145/3603781.3603830","DOIUrl":"https://doi.org/10.1145/3603781.3603830","url":null,"abstract":"Under the background of massive accumulation of space data, urgent space demand and autonomous deep space exploration, space-borne data presents big data, spatial and temporal characteristics. How to meet the requirements of collection, storage and query of space-borne data is a problem that needs to be solved under the limited space resources. This paper investigates the development and application status of embedded real-time database at home and abroad, and summarizes and looks forward.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"57 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114333285","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
RepVGGFuse: an approach for infrared and visible image fusion network based on RepVGG architecture RepVGGFuse:一种基于RepVGG架构的红外与可见光图像融合网络方法
Zhang Xiong, Xiaohui Zhang, Qingping Hu, Hongwei Han
{"title":"RepVGGFuse: an approach for infrared and visible image fusion network based on RepVGG architecture","authors":"Zhang Xiong, Xiaohui Zhang, Qingping Hu, Hongwei Han","doi":"10.1145/3603781.3603847","DOIUrl":"https://doi.org/10.1145/3603781.3603847","url":null,"abstract":"In this paper, we propose an infrared and visible image fusion network based on RepVGG architecture. This network adopts an encoder-decoder structure. The encoding network, which contains five RepVGG blocks, is utilized to extract deep features of infrared and visible images. Each layer of RepVGG blocks is constructed with 3x3, 1x1 and identity branches while training and converted to single-branch architecture constructed with 3x3 convolutional layers while inferring. These extracted features are added and the fusion image is reconstructed by the decoding network. The proposed method was compared with seven fusion methods and the result shows that the proposed fusion method can retain more contour and texture information with less noise. The proposed method is superior to the comparison methods. The code of the proposed fusion network is available at https://github.com/xiongzhangzzz/repvggfuse.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114596700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Acoustic Pre-training with Contrastive Learning for Gunshot Recognition 基于对比学习的声预训练枪响识别
Xianjie Shen, Saimin Ma, Linlin Yang, Yubo Jiang, Zhifeng Xiao, Shuren Xu
{"title":"Acoustic Pre-training with Contrastive Learning for Gunshot Recognition","authors":"Xianjie Shen, Saimin Ma, Linlin Yang, Yubo Jiang, Zhifeng Xiao, Shuren Xu","doi":"10.1145/3603781.3603908","DOIUrl":"https://doi.org/10.1145/3603781.3603908","url":null,"abstract":"Gun control has become a serious social and political issue in some countries. Automatic, accurate, and fast gunshot recognition technology can assist police in the identification of gun caliber, thus help better track the suspect, speeding up the process of criminal investigation. Recent development in deep learning has brought new opportunities in the area of speech/acoustic recognition. However, lack of sufficient training examples remains a challenge for the training of a robust model. In this paper, we propose an acoustic pre-training method with contrastive learning to capture gunshot-like voice in a rich collection of urban sounds. Specifically, we develop an encoder-decoder model that utilizes more typical samples from external datasets to mine semantic acoustic features in a self-supervised manner. The pre-trained network is then fine-tuned in the downstream task for gunshot recognition. Extensive experiments demonstrate the superiority of our methods compared to existing machine learning methods.","PeriodicalId":391180,"journal":{"name":"Proceedings of the 2023 4th International Conference on Computing, Networks and Internet of Things","volume":"38 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114881211","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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