2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)最新文献

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A Uniform Beam Selection Algorithm for Beamspace Mimo-Noma in Millimeter-Wave Communication System 毫米波通信系统波束空间Mimo-Noma的均匀波束选择算法
Kai-Fu Yang, Xiao Yan, Kaiyu Qin, Qian Wang
{"title":"A Uniform Beam Selection Algorithm for Beamspace Mimo-Noma in Millimeter-Wave Communication System","authors":"Kai-Fu Yang, Xiao Yan, Kaiyu Qin, Qian Wang","doi":"10.1109/ICCWAMTIP.2018.8632567","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632567","url":null,"abstract":"The concept of beamspace multiple-input multiple-out non-orthogonal multiple access (MIMO-NOMA)is able not only to reduce the number of radio frequency (RF)chains but also to increase the spectrum efficiency in the millimeter-wave (mmWave)massive MIMO communication system. However, it is difficulty to realize the existing beam selection scheme in the system since the user side will spend too much time and computation in decoding messages by performing successive interference canceller (SIC). To solve this problem, we propose a Uniform beam selection algorithm. Specifically, according to the sparsity of the beamspace channel, the users are classified into two sets firstly. Then the beams are selected uniformly by the users with the cross-correlation of the beamspace channels. The simulation results verify that not only the spectrum and energy efficiency but also the computation of the user side in the system can be improved quite a lot with the Uniform beam selection algorithm.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115236663","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: 3
Shadow Puppetry Classification Using Convolutional Neural Networks 基于卷积神经网络的皮影戏分类
MingYun He, Xinhao Song, Ping Kuang, Fan Li, Haoshuang Wang
{"title":"Shadow Puppetry Classification Using Convolutional Neural Networks","authors":"MingYun He, Xinhao Song, Ping Kuang, Fan Li, Haoshuang Wang","doi":"10.1109/ICCWAMTIP.2018.8632562","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632562","url":null,"abstract":"Shadow play is an attractive part of Chinese traditional folk art however the recognition of shadow play characters is a tough work for an ordinary people. Recent year, because neural networks have a preeminent performance on object classification, we try to use different CNN architectures to solve such task. Commonly, big dataset is necessary for training CNN but our original dataset is quite small. To solve the problem, we did data augmentation by graphic transformation. After comparing the accuracy of different models, experimental results show that ResNet can achieve a high classification effect in the shadow puppetry character dataset.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121162233","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: 1
Analysis of the Influence of the Loop Filter in the Phase Locked Loop on the Output Phase Noise 锁相环中环路滤波器对输出相位噪声的影响分析
Yao Han, Qi Zhang, Cheng-Ke Li, Xiao-Di Li
{"title":"Analysis of the Influence of the Loop Filter in the Phase Locked Loop on the Output Phase Noise","authors":"Yao Han, Qi Zhang, Cheng-Ke Li, Xiao-Di Li","doi":"10.1109/ICCWAMTIP.2018.8632591","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632591","url":null,"abstract":"This paper introduces phase-locked loop phase noise model, focusing on the phase-locked loop loop filter output phase noise. Through the frequency domain analysis of the linear loop model and the feedback control theory, the influence of the input reference and VCO on the output phase noise is discussed. The inhibitory effect of the loop on the input reference and VCO noise transfer is analyzed. The use of matlab to build a simulation model to verify the analysis of the results for the design of the frequency synthesizer is to provide design reference.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121194789","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: 2
Ws2 Switch Turned on/Off by Polarized Optical Stark Effect 偏振光斯塔克效应打开/关闭Ws2开关
Mahnoor Shahzadi, W. Zhand, A. Haq
{"title":"Ws2 Switch Turned on/Off by Polarized Optical Stark Effect","authors":"Mahnoor Shahzadi, W. Zhand, A. Haq","doi":"10.1109/ICCWAMTIP.2018.8632596","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632596","url":null,"abstract":"The optoelectronic industry is indebted a lot to the phenomenon of light-matter coupling. The light coupled with a semiconductor material generates the quasi-particles which are named as polaritons. The features of polaritons being lighter in weight and faster in speed pave the way for the optoelectronic devices to be ultrafast lighter and less noisy. The characteristics of 2D materials to be selectively controlled by polarization are also supportive for the optical devices to be controlled by polarized light. This study presents the idea of controlling ON-OFF method of an optical switch by making use of Optical Stark Effect in semiconductor material of WS2. This work is proposing to control the gate signal triggered by the OSE in two different polarizations i.e., Right Circular Polarization and Left Circular Polarization. Moreover, the most important optical bistability and hysteresis curves of polaritons stability in transition metals dichalcogenides semiconductor are also analyzed dynamically.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116324606","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
The Cloud Resource Load Security Detection Based on Wavelet Packet Transform and Grey Wolf Algorithm 基于小波包变换和灰狼算法的云资源负载安全检测
He-Jun Jiao, Jianping Li, Tian-Chao Jiang
{"title":"The Cloud Resource Load Security Detection Based on Wavelet Packet Transform and Grey Wolf Algorithm","authors":"He-Jun Jiao, Jianping Li, Tian-Chao Jiang","doi":"10.1109/ICCWAMTIP.2018.8632600","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632600","url":null,"abstract":"In order to improve the service quality of online business, solve the problem of high false alarm rate and low accuracy rate caused by the traditional cloud computing security detection methods. This paper proposed a method of combining wavelet packet decomposition and grey wolf algorithm to optimize the least squares support vector machine for cloud resource load. The load sequence is decomposed by the wavelet packet transform, and the least squares support vector machine is used to predict the reconfigurable load subsequence, which is improved by the gray Wolf Chaos positive cosine search. Early warning is achieved by detecting abnormal reduction and growth at various frequencies. Experiments show that this method can greatly reduce the false positive rate and has a good prediction accuracy.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127542558","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
Improving Recommendation Performance in Matrix Factorization with Interest Exploring 利用兴趣探索改进矩阵分解的推荐性能
Wang Zhou, Jianping Li, R. Wu, Yanan Lu, Yujun Yang
{"title":"Improving Recommendation Performance in Matrix Factorization with Interest Exploring","authors":"Wang Zhou, Jianping Li, R. Wu, Yanan Lu, Yujun Yang","doi":"10.1109/ICCWAMTIP.2018.8632581","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632581","url":null,"abstract":"In this article, to improve the recommendation performance, we propose a novel recommender approach, which tries to learn the interest distribution for each user via Latent Dirichlet Allocation, and then incorporate it into matrix factorization. Empirical experiments over real world datasets indicate that the proposed method could achieve significant improvement in contrast to state-of-the-art approaches.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"34 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117033302","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
Feature Fusing of Feature Pyramid Network for Multi-Scale Pedestrian Detection 多尺度行人检测中特征金字塔网络的特征融合
Fiseha B. Tesema, Junpeng Lin, Jie Ou, Hong Wu, William Zhu
{"title":"Feature Fusing of Feature Pyramid Network for Multi-Scale Pedestrian Detection","authors":"Fiseha B. Tesema, Junpeng Lin, Jie Ou, Hong Wu, William Zhu","doi":"10.1109/ICCWAMTIP.2018.8632614","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632614","url":null,"abstract":"Pedestrian detection is a fundamental component in many real-world applications such as automatic driving, intelligent surveillance, person re-identification and robotics. Therefore, it has attracted massive attention in the last decades. However, pedestrians in an images always exhibit different scales, which constitutes a significant mode of intra-class variability and affect the performance of pedestrian detection algorithm. To address this problem, we apply FPN (Feature Pyramid Network)for pedestrian detection. FPN exploits the inherent multi-scale structure of a deep convolutional network to construct a feature pyramid that has rich semantics at all levels and facilitates the detection of objects at different scales. To leverage the information from different levels of the feature pyramid, we extend the FPN-based pedestrian detection by fusing the feature of each level with adaptive feature pooling. Furthermore, we also integrate a Squeeze and Excitation module to the ROI pooled features from each level before the feature fusion. The experiment result on Caltech dataset shows that our approach outperforms the basic FPN-based pedestrian detection and robust towards to various scale of pedestrian.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"183 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133935660","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: 5
Deep Transfer Learning for Power Substation Recognition with Google Earth 基于Google Earth的变电站识别深度迁移学习
Jing Peng, Yong-Bo Liu, Yima, Yong He, Ze-zhong Zheng, Yameng Zhang, Jiang Li
{"title":"Deep Transfer Learning for Power Substation Recognition with Google Earth","authors":"Jing Peng, Yong-Bo Liu, Yima, Yong He, Ze-zhong Zheng, Yameng Zhang, Jiang Li","doi":"10.1109/ICCWAMTIP.2018.8632585","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632585","url":null,"abstract":"Power substation is a vital component of power transmission systems. However, their location information, longitude and latitude, maybe incorrect due to human errors. For example, an employee of a power grid company may carelessly input wrong location information to the system database. In practice, these errors residue in database and are difficult to be corrected or even unaware of because human naturally are insensitive to these long numbers. Correct location information is critical and it will ensure destroyed power substations to be quickly pinpointed and repaired after earthquake. In this paper, we develop a deep transfer learning approach to automatically verify power substation location information based upon Google Earth (GE)images. We first extract an image patch for a substation from GE using the recorded location information in database. We then apply the deep transfer learning model to verify whether the image patch contains a power substation. We validated the proposed method on more than 1000 substations in Yunnan Electric Power Grid. Our experimental results showed that the Xception deep transfer model achieved the best accuracy of 98.5% among four compared machine learning methods with an image size of 299⨯299 pixels. The developed model is a promising tool to verify the location information of power substations in database.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"33 11","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"113976120","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: 2
An Initialization Method of B-Spline Transformation for Medical Atlases Alignment 医学地图集对齐的b样条变换初始化方法
Zhensong Wang, Xiaoyun Liu, Wufan Chen
{"title":"An Initialization Method of B-Spline Transformation for Medical Atlases Alignment","authors":"Zhensong Wang, Xiaoyun Liu, Wufan Chen","doi":"10.1109/ICCWAMTIP.2018.8632571","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632571","url":null,"abstract":"Atlases are widely used in medical image processing, especially in the case of image analysis based on machine learning. Spatial alignment between atlases is an essential step for these image processing tasks. The target of spatial alignment of atlases is to find an optimal spatial transformation that best aligns the structures of interest in the input images. For the case of medical image processing, due to strong ability of simulating non-rigid deformation, B-splines transformation model has been widely used. The goal of finding optimal spatial transformation is usually achieved by optimisation method. Before the optimisation starts to search for the optimal spatial transformation, an initialization of the spatial transformation model must be specified. This initialization has important influence to the searching procedure and result. A bad initialization will greatly increase search time and even more make searching algorithm converge to local minimum and then get an incorrect result. In this paper, a novel initialization method of B-spline transformation is proposed to improve the alignment of medical atlases. Specifically, the information in label images, which is neglected in conventional atlases alignment method, is used to generate an initial displacement field and then the initial displacement field is convert to parameters of B-splines transformation model. Experimental results show that our initialization approach can greatly enhance the robustness of atlases alignment method.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"122 2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129124527","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
The Cloud Parameters Specification and Scheduling Optimization on Multidimensional Qos Constraints 基于多维Qos约束的云参数规范与调度优化
He-Jun Jiao, Jing Li, Jianping Li
{"title":"The Cloud Parameters Specification and Scheduling Optimization on Multidimensional Qos Constraints","authors":"He-Jun Jiao, Jing Li, Jianping Li","doi":"10.1109/ICCWAMTIP.2018.8632608","DOIUrl":"https://doi.org/10.1109/ICCWAMTIP.2018.8632608","url":null,"abstract":"In order to distribute cloud resources and improve the efficiency of tasks, this paper proposes a resource scheduling strategy based on the improved ant colony algorithm. Based on cluster service and user quality of service preference, we construct an ant optimization model to design the parameterization definition and select the preference constraints; the fitness function of multi-dimensional quality of service is given and then the local or global update is performed accordingly. The search for Pareto optimal set of multi-objective problems is implemented. Finally, the optimum node distribution structure with the highest fitness value is obtained. It's shown that the approach gives sufficient consideration of multidimensional user quality of service requirements. The results from the test show a significant improvement in throughput rate, service time and request times compared with other similar algorithms.","PeriodicalId":117919,"journal":{"name":"2018 15th International Computer Conference on Wavelet Active Media Technology and Information Processing (ICCWAMTIP)","volume":"115 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117263740","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: 2
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