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2022 International Conference on Culture-Oriented Science and Technology (CoST)最新文献

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Image generation of traditional Chinese window grilles based on generative adversarial networks 基于生成对抗网络的中国传统窗纱图像生成
Pub Date : 2022-08-01 DOI: 10.1109/CoST57098.2022.00055
Chengxi Miao, Jianqin Wu, Jialin Chen, Shiyi Xiong, Lingyue Wang, Qi Wang
Window grille is one of the expressions of traditional Chinese folk arts, which has unique stylistic characteristics and rich symbolic meanings. Studying how to extract the style characteristics of window grilles and generate new window grilles is beneficial to the inheritance and development of traditional Chinese arts. In recent years, the innovative development of generative adversarial networks (GANs) has made it possible to capture the intrinsic distribution of data and generate images that look like real ones. On the basis of researching existing three types of style-based generative adversarial networks (StyleGANs) and adaptive discriminator augmentation (ADA), we use StyleGAN2-ADA to train window grille datasets and generate new window grille images. Finally, multiple image quality evaluation metrics are used to analyze the generated images. The result shows that StyleGAN2-ADA has a good effect on the automatic generation of window grille images. In addition, by comparing the results of different size datasets, we found that the size of dataset has a significant impact on the quality of the generated window grilles.
窗棂是中国传统民间艺术的表现形式之一,具有独特的风格特征和丰富的象征意义。研究如何提取窗棂的风格特征,产生新的窗棂,有利于中国传统艺术的继承和发展。近年来,生成对抗网络(GANs)的创新发展使得捕获数据的内在分布并生成与真实图像相似的图像成为可能。在研究现有的三种基于风格的生成式对抗网络(StyleGANs)和自适应判别器增强(ADA)的基础上,我们使用StyleGAN2-ADA对格栅数据集进行训练并生成新的格栅图像。最后,使用多个图像质量评价指标对生成的图像进行分析。实验结果表明,StyleGAN2-ADA对于自动生成栅格图像具有良好的效果。此外,通过比较不同大小数据集的结果,我们发现数据集的大小对生成的格栅质量有显著的影响。
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引用次数: 0
Obstacle Avoidance Algorithm of Handling Robot in Cultural Complex 文化综合体搬运机器人避障算法研究
Pub Date : 2022-08-01 DOI: 10.1109/CoST57098.2022.00044
Hui Ren, Meng Li, Xiaochen Shen
In order to solve the problem of rapid switching of space equipment in the cultural complex, this paper combines Moth-Flame optimization Algorithm (MFO) and Dynamic Window Approach (DWA) to realize the hybrid path planning of handling robots in dynamic environments. Compared with the mainstream algorithms, the Moth-Flame optimization algorithm has the best performance. Different paths were classified and judged, and the global path planning based on MFO was proposed. The intersection of the dynamic obstacle and the global path were detected, and the dynamic window approach was used for local path planning in the road section where the collision occurs. Finally the combination of the global path planning and the local dynamic obstacle avoidance was realized. The effect of the hybrid path planning algorithm in the complex environment of the cultural complex had been verified.
为了解决文化综合体中空间设备的快速切换问题,将飞蛾火焰优化算法(MFO)与动态窗口法(DWA)相结合,实现了动态环境下搬运机器人的混合路径规划。与主流算法相比,蛾焰优化算法具有最佳的性能。对不同路径进行了分类和判断,提出了基于多粒子群算法的全局路径规划方法。检测动态障碍物与全局路径的交集,在发生碰撞的路段采用动态窗口法进行局部路径规划。最后实现了全局路径规划与局部动态避障的结合。验证了混合路径规划算法在文化综合体复杂环境下的效果。
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引用次数: 0
Rethinking the Adaptiveness of Conditional Flow A Novel Distribution Adaptation Strategy for Image Super-Resolution 对条件流自适应的再思考一种新的图像超分辨率分布自适应策略
Pub Date : 2022-08-01 DOI: 10.1109/CoST57098.2022.00079
Maoyuan Xu, Tao Jia, Hongyang Zhou, Xiaobin Zhu
The conditional normalized flow model can alleviate the ill-posed nature of super-resolution problems by learning the conditional distribution of the output for a given low-resolution input, which allows multiple predictions for a given low-resolution image. However, the model may generate confusing artifacts in the high-frequency region of the image. While giving a smaller reduction in temperature would solve this problem, it would also smooth out the model's output, which would lead to a decrease in perceptual quality. In this paper, we propose a novel conditional normalizing flow-based distribution adaptation strategy for image Super-Resolution. More specifically, we demonstrate that the part of the latent variable that differs significantly between the latent variables of HR and the Bicubic of LR, contains mainly high-frequency information of the image. We adopt a Bicubic image of LR and a continuous threshold function to evaluate different temperatures in different latent variables. In this way, We can further alleviate generation of confusing artifacts without reducing perceptual quality. Extensive experiments show that our model can outperform state-of-the-art methods and generate more visually favorable results.
条件归一化流模型可以通过学习给定低分辨率输入的输出的条件分布来缓解超分辨率问题的病态性质,这允许对给定低分辨率图像进行多次预测。然而,该模型可能会在图像的高频区域产生令人困惑的伪影。虽然给出较小的温度降低可以解决这个问题,但它也会使模型的输出变得平滑,从而导致感知质量下降。本文提出了一种新的基于条件归一化流的图像超分辨率分布自适应策略。更具体地说,我们证明了HR潜变量与LR的双立方潜变量之间存在显著差异的部分主要包含图像的高频信息。我们采用LR的双三次图像和连续阈值函数来评估不同潜在变量下的不同温度。通过这种方式,我们可以在不降低感知质量的情况下进一步减少混淆伪像的产生。大量的实验表明,我们的模型可以优于最先进的方法,并产生更有利的视觉效果。
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引用次数: 0
Design of the Retractable Theater Auditorium Using SolidWorks 利用SolidWorks设计可伸缩剧场礼堂
Pub Date : 2022-08-01 DOI: 10.1109/cost57098.2022.00027
Siyuan Pan, Sijin Song
Current retractable auditoriums, which are mostly used in stadiums and conference rooms, have insufficient mechanical stability and are unsuitable for long time use in the theater. In order to solve these downsides, a new retractable theater auditorium is designed according to the environment of the theater and the theater audience’s need. The retractable theater auditorium has a newly designed main frame module and a newly designed drive and transmission module. SolidWorks is used to conduct three-dimensional modeling and finite element analysis of these new designs. According to the results of finite element analysis, the stability of the design is tested. This new design can greatly minimize the risk of mechanical failure and enhance the structural stability of the retractable auditorium, so as to provide a good watching environment for audiences.
目前的可伸缩礼堂多用于体育场馆和会议室,其机械稳定性不足,不适合在剧院长时间使用。为了解决这些缺点,根据剧院的环境和剧院观众的需求,设计了一个新的可伸缩剧院礼堂。伸缩剧场礼堂采用新设计的主框架模块和新设计的驱动传动模块。利用SolidWorks对这些新设计进行三维建模和有限元分析。根据有限元分析结果,对设计的稳定性进行了检验。这种新的设计可以大大降低机械故障的风险,增强可伸缩礼堂的结构稳定性,为观众提供良好的观看环境。
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引用次数: 0
Virtual Characters Meet the Uncanny Valley: A Literature Review Based on the Web of Science Core Collection (2007-2022) 虚拟人物与恐怖谷相遇:基于Web of Science核心合集(2007-2022)的文献回顾
Pub Date : 2022-08-01 DOI: 10.1109/cost57098.2022.00088
Hui Jiang, Lin Cheng, Dalin Pan, Shuangbin Shi, Zhimeng Wang, Yuevi Xiao
Following the robots, whether virtual characters (VC) will cause the uncanny valley (UV) effect has become a new topic of UV studies, and also a topic that cannot be avoided by VC design and human-VC interaction. Based on the Web of Science core collection (WoSCC), this paper reviews literature on the topics of both the VC and UV (2007-2022) by summarizing the trends and methods research. It groups studies into three categories: verifying the UV and its influencing factors; suggestions for avoiding the UV; possibilities for crossing the UV. We suggest that, under current technological conditions, finding a proper balance between abstraction and high realism to avoid the risk of the UV is a sound choice for VC design, while also providing suggestions for future research.
继机器人之后,虚拟人物(VC)是否会产生恐怖谷效应成为了UV研究的新课题,也是VC设计和人机交互无法回避的课题。本文以Web of Science核心馆藏(WoSCC)为基础,综述了2007-2022年关于VC和UV主题的文献,总结了研究趋势和方法。它将研究分为三类:验证紫外线及其影响因素;避免紫外线的建议;穿越紫外线的可能性。我们认为,在目前的技术条件下,在抽象和高真实感之间找到适当的平衡,以避免紫外线的风险,是VC设计的一个合理选择,同时也为未来的研究提供了建议。
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引用次数: 0
A Sparse Bayesian Learning Algorithm for Channel Estimation in Wideband mmWave MIMO-OFDM Systems 宽带毫米波MIMO-OFDM系统中信道估计的稀疏贝叶斯学习算法
Pub Date : 2022-08-01 DOI: 10.1109/CoST57098.2022.00068
Sitong Wang, Jing He, Jiali Cao, Y. Guan, Meng Han, Weijia Yu
For millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems, several existing beamspace channel estimation schemes for wideband systems tend to assume that the beamspace channels have common support in the frequency domain. In this case, the validity of the results obtained is limited due to the beam squint effect caused by wideband in practice. In this paper, a multiple-sparse Bayesian learning (M-SBL) algorithm is proposed for channel estimation of wideband mmWave MIMO orthogonal frequency division multiplexing (OFDM) systems. In the absence of a common supporting hypothesis, an empirical Bayesian prior is used to estimate a convenient posterior distribution candidate basis vector to estimate the channel. Simulation analysis shows that the proposed method based on M-SBL can accurately estimate the low-complexity beamspace channel and has smaller normalized mean square error (NMSE) performance than the traditional algorithms. The method based on M-SBL still has better estimation performance when the number of users is large and the number of pilots is small.
对于毫米波(mmWave)多输入多输出(MIMO)系统,现有的几种宽带系统波束空间信道估计方案倾向于假设波束空间信道在频域具有共同支持。在实际应用中,由于宽带引起的波束斜视效应,限制了所得结果的有效性。本文提出了一种用于宽带毫米波MIMO正交频分复用(OFDM)系统信道估计的多稀疏贝叶斯学习(M-SBL)算法。在缺乏共同支持假设的情况下,使用经验贝叶斯先验估计方便的后验分布候选基向量来估计信道。仿真分析表明,该方法能够准确估计低复杂度波束空间信道,且具有比传统算法更小的归一化均方误差(NMSE)性能。基于M-SBL的方法在用户数量大、导频数量少的情况下仍然具有较好的估计性能。
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引用次数: 0
Analysis and Application of Tourists’ Sentiment Based on Hotel Comment Data 基于酒店点评数据的游客情感分析与应用
Pub Date : 2022-08-01 DOI: 10.1109/cost57098.2022.00080
Bin Wu, Bo Feng, Jun Du, Xiaojia Huang, Liangliang Gao
In today’s life, Online Travel Agency (OTA) platform gets more and more users. Tourists on OTA platform makes much more comments on hotels. Similarly, the authenticity also increases significantly. Real user feedback plays a guiding role in improving the quality of the hotel, but it needs to obtain useful information from the complex comment data and a series of data analysis processes. In this paper, the ‘Bazhuayu’ collector is used to gain data, making pre-processing of the dataset. Using jieba to finish segmentation. The Term Frequency-Inverse Document Frequency algorithm is used to extract keywords, and then the Bag-of-Words model is used to construct the word vector. Finally, subsampled is used to balance the dataset. The support vector machine, Naive Bayes and Long Short-Term Memory neural network model are established to classify and adjust the parameters, compare the classification performance of the models, put forward some suggestions for hotel self optimization and upgrading according to the classification result.
在当今的生活中,在线旅行社(OTA)平台获得了越来越多的用户。OTA平台上的游客对酒店的评价更多。同样,真实性也显著增加。真实的用户反馈对酒店质量的提升具有指导作用,但需要从复杂的评论数据和一系列的数据分析过程中获取有用的信息。本文采用“八花雨”采集器获取数据,对数据集进行预处理。使用jieba完成分割。首先利用词频-逆文档频率算法提取关键词,然后利用词袋模型构造词向量。最后,使用子采样来平衡数据集。建立支持向量机、朴素贝叶斯和长短期记忆神经网络模型对参数进行分类和调整,比较模型的分类性能,根据分类结果对酒店自我优化升级提出建议。
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引用次数: 0
A Wavelet-based Progressive Super-Resolution Model 基于小波的渐进式超分辨率模型
Pub Date : 2022-08-01 DOI: 10.1109/CoST57098.2022.00082
Junyi He, Hongyang Zhou, Yan Ma
Deep-learning based Super-Resolution (SR) methods have achieved remarkable performance in many aspects. However, most existing methods are constructed for a single specific scale, and few are multi-scale, lightweight, and have a short running time. To this end, we propose a wavelet-based progressive super-resolution method (WPSR). WPSR could process low and high-frequency information separately by reconstructing different wavelet coefficients in order and could generate multiple SR images at multiple scales sequentially. Experiments demonstrate that our WPSR could outperform existing state-of-the-art methods at multiple scales, especially for ×8 and ×16 scale factors.
基于深度学习的超分辨率(SR)方法在许多方面都取得了显著的成绩。然而,现有的大多数方法都是针对单个特定规模构建的,很少有多规模、轻量级和短运行时间的方法。为此,我们提出了一种基于小波的渐进式超分辨方法。WPSR通过对不同小波系数进行顺序重构,分别处理低频和高频信息,并可在多个尺度上依次生成多幅SR图像。实验表明,我们的WPSR可以在多个尺度上优于现有的最先进的方法,特别是对于×8和×16尺度因子。
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引用次数: 0
The Impact of Technology in Educational Resources: a Survey and New Perspectives 技术对教育资源的影响:调查与新视角
Pub Date : 2022-08-01 DOI: 10.1109/CoST57098.2022.00033
Dongpo Guo, Jintao Suo, Qihui Hu, Chao Duan
The advancement of technology promotes the advancement of society. The introduction of technology into educational resources has produced amazing results in learning. Given which core technologies promote the leapfrog development of educational resources, this research sorts out the relationship between educational resources and technologies. The integrated development of educational resources and technology is divided into four stages: verbal instruction, handwritten text, printed text, electrical communication, and digital communication. These four stages make educational resources spread slowly from a small range to a large range of high-speed. The latter utilizes the latest technologies including big data, artificial intelligence, 5G edge cloud computing, metaverse, etc. The role of technology in educational resources has revolutionized traditional education, and student-centered instruction has changed the educational paradigm. With the continuous advancement of technology, future educational resources will become more contextualized and intelligent, which is the basis for teaching students to their aptitude.
科技的进步促进了社会的进步。将技术引入教育资源,在学习方面产生了惊人的效果。鉴于核心技术促进了教育资源的跨越式发展,本研究梳理了教育资源与技术之间的关系。教育资源与技术的整合开发分为四个阶段:口头教学、手写文本、印刷文本、电子传播和数字传播。这四个阶段使得教育资源从小范围缓慢传播到大范围高速传播。后者利用了大数据、人工智能、5G边缘云计算、元宇宙等最新技术。技术在教育资源中的作用彻底改变了传统教育,以学生为中心的教学改变了教育范式。随着科技的不断进步,未来的教育资源将变得更加情境化和智能化,这是因材施教的基础。
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引用次数: 0
The application of path planning algorithm based on deep reinforcement learning for mobile robots 基于深度强化学习的路径规划算法在移动机器人中的应用
Pub Date : 2022-08-01 DOI: 10.1109/cost57098.2022.00084
Siyi Tian, Shuo Lei, Qiming Huang, Anyi Huang
To meet the need for autonomous route planning for tour guide robots in tourist venues, this paper proposes a path planning algorithm based on deep reinforcement learning. The traditional Deep Q-learning Network (DQN) algorithm two defects - overfitting and overestimation. This paper adopts a method that discards the experience pool and treats behavioural values equally, which not only solves the shortcomings of the traditional method, but also satisfies the need for mobile robots to lead tourists on tours through autonomous learning. The paper analyses the principle and process of the method and compares it with the traditional method through experiments to verify that the method outperforms the traditional method in terms of accuracy and speed.
为满足旅游场所导游员机器人自主路径规划的需求,提出了一种基于深度强化学习的路径规划算法。传统深度q -学习网络(DQN)算法存在过拟合和过估计两大缺陷。本文采用抛弃经验池,平等对待行为价值的方法,既解决了传统方法的不足,又通过自主学习满足了移动机器人带领游客游览的需求。本文分析了该方法的原理和过程,并通过实验与传统方法进行了比较,验证了该方法在精度和速度上都优于传统方法。
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引用次数: 1
期刊
2022 International Conference on Culture-Oriented Science and Technology (CoST)
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