2018 International Conference on Cyberworlds (CW)最新文献

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Unsupervised Surface Defect Detection Using Deep Autoencoders and Data Augmentation 基于深度自编码器和数据增强的无监督表面缺陷检测
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00076
A. Mujeeb, Wenting Dai, Marius Erdt, A. Sourin
{"title":"Unsupervised Surface Defect Detection Using Deep Autoencoders and Data Augmentation","authors":"A. Mujeeb, Wenting Dai, Marius Erdt, A. Sourin","doi":"10.1109/CW.2018.00076","DOIUrl":"https://doi.org/10.1109/CW.2018.00076","url":null,"abstract":"Surface level defect detection, such as detecting missing components, misalignments and physical damages, is an important step in any manufacturing process. In this paper, similarity matching techniques for manufacturing defect detection are discussed. We are proposing an algorithm which detects surface level defects without relying on the availability of defect samples for training. Furthermore, we are also proposing a method which works when only one or a few reference images are available. It implements a deep autoencoder network and trains input reference image(s) along with various copies automatically generated by data augmentation. The trained network is then able to generate a descriptor—a unique signature of the reference image. After training, a test image of the same product is sent to the trained network to generate a test image descriptor. By matching the reference and test descriptors, a similarity score is generated which indicates if a defect is found. Our experiments show that this approach is more generic than traditional hand-engineered feature extraction methods and it can be applied to detect multiple type of defects.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"75 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125950102","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: 23
Experiments on Deep Face Recognition Using Partial Faces 基于局部人脸的深度人脸识别实验
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00071
Ali Elmahmudi, H. Ugail
{"title":"Experiments on Deep Face Recognition Using Partial Faces","authors":"Ali Elmahmudi, H. Ugail","doi":"10.1109/CW.2018.00071","DOIUrl":"https://doi.org/10.1109/CW.2018.00071","url":null,"abstract":"Face recognition is a very current subject of great interest in the area of visual computing. In the past, numerous face recognition and authentication approaches have been proposed, though the great majority of them use full frontal faces both for training machine learning algorithms and for measuring the recognition rates. In this paper, we discuss some novel experiments to test the performance of machine learning, especially the performance of deep learning, using partial faces as training and recognition cues. Thus, this study sharply differs from the common approaches of using the full face for recognition tasks. In particular, we study the rate of recognition subject to the various parts of the face such as the eyes, mouth, nose and the forehead. In this study, we use a convolutional neural network based architecture along with the pre-trained VGG-Face model to extract features for training. We then use two classifiers namely the cosine similarity and the linear support vector machine to test the recognition rates. We ran our experiments on the Brazilian FEI dataset consisting of 200 subjects. Our results show that the cheek of the face has the lowest recognition rate with 15% while the (top, bottom and right) half and the 3/4 of the face have near 100% recognition rates.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126378548","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: 20
The Role of Wearable Technology in Children's Creativity 可穿戴技术在儿童创造力中的作用
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00087
Rojin S. Vishkaie
{"title":"The Role of Wearable Technology in Children's Creativity","authors":"Rojin S. Vishkaie","doi":"10.1109/CW.2018.00087","DOIUrl":"https://doi.org/10.1109/CW.2018.00087","url":null,"abstract":"In primary and high school settings across the world, wearable technologies are becoming more and more common. Augmented reality, is another increasingly common technology, which when combined with wearables, has the potential to benefit student learning in different settings. This combination can potentially be used to support problem-solving and creativity for children, a relatively unexplored area. In this work, an initial expiration is described about the contextual variables that can impact the levels of low to high creativity moments. Our goal is to use wearables and sensors to further minimize the gap between the topic of children's creativity by measuring moments of creative fixation and providing feedback in moments of low creativity to encourage creativity. The primary contributions of this work, are a preliminary pilot study with ten primary-school students (K-6), a presentation of our initial results and finally, an examination and discussion of how creativity in children can be supported or enhanced by combining wearable technology and augmented reality.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127227758","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
Outliers Removal of Highly Dense and Unorganized Point Clouds Acquired by Laser Scanners in Urban Environments 城市环境中激光扫描仪获取的高密度无组织点云的异常值去除
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00080
Gerasimos Arvanitis, A. Lalos, K. Moustakas, N. Fakotakis
{"title":"Outliers Removal of Highly Dense and Unorganized Point Clouds Acquired by Laser Scanners in Urban Environments","authors":"Gerasimos Arvanitis, A. Lalos, K. Moustakas, N. Fakotakis","doi":"10.1109/CW.2018.00080","DOIUrl":"https://doi.org/10.1109/CW.2018.00080","url":null,"abstract":"Recently, there is a tremendous interest in the processing of unorganized point clouds, generated using a variety of 3D scanning technologies such as structured light and LIDAR systems. Without a doubt, the most compelling problem in this domain is the removal of outliers. To effectively address the aforementioned issue, we present a novel method, that detects accurately and efficiently the outliers by exploiting the spatial coherence in the object geometry and the sparsity of the outliers in the spatial domain. This is achieved by solving a convenient convex method called Robust PCA (RPCA). To demonstrate the effectiveness of the proposed technique, we evaluate it by using real scanned point clouds which are extremely dense consisting of millions of points.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"322 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121618547","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: 4
Effects of Sound Volume Change When Squeezing a Virtual Soft Object with a Bare Hand 徒手挤压虚拟软物体时声音音量变化的效果
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00086
Mie Sato, Zentaro Kimura, Yuki Tanaka, Natsumi Motoura, N. Hashimoto, A. Kaufman
{"title":"Effects of Sound Volume Change When Squeezing a Virtual Soft Object with a Bare Hand","authors":"Mie Sato, Zentaro Kimura, Yuki Tanaka, Natsumi Motoura, N. Hashimoto, A. Kaufman","doi":"10.1109/CW.2018.00086","DOIUrl":"https://doi.org/10.1109/CW.2018.00086","url":null,"abstract":"In order to improve the perception of the core part of a virtual soft object when a user squeezes it with his/her bare hand, we apply multisensory integration of visual and auditory stimuli to our proposed AR system. The visual stimuli are real-time stereoscopic images in which the user's bare hand is squeezing the virtual soft object in the actual scene. As the auditory stimuli, we focus on the sound volume change linked to the movements of the user's thumb and index finger. The present paper reports the effects of sound volume change in enhancing the pseudo-softness and the perception of the core part of a virtual soft object. The experimental results of our study statistically show that when a user squeezes a virtual soft object with his/her bare hand, multisensory integration of the visual and auditory stimuli effectively increases the feeling of grasping and facilitates handling of the virtual soft object. In addition, auditory stimuli that have a clearly audible sound volume change at the core part naturally enhance the perception of the core part of the virtual soft object.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"53 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117024708","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
Effects of Electrical Pain Stimuli on Immersion in Virtual Reality 电痛刺激对虚拟现实沉浸感的影响
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00040
Matthias Wölfel, J. Schubert
{"title":"Effects of Electrical Pain Stimuli on Immersion in Virtual Reality","authors":"Matthias Wölfel, J. Schubert","doi":"10.1109/CW.2018.00040","DOIUrl":"https://doi.org/10.1109/CW.2018.00040","url":null,"abstract":"The ultimate goal of virtual realty is to create a simulated world around us which is indistinguishable from the physical world as we know it. In such an environment our actions could lead to severe effects on our body. What would happen if one gets hit by a bullet, car or lightning? How would the felt pain change our perception of the virtual environment? It turns out that the influence of nociception (pain) on the human perception in virtual environments is not well covered in the scientific literature besides pain control/management. The goal of this publication is to investigate the influence of pain stimuli on immersion as well as decision making and to foster research and discussion in this direction.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130824806","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
The Behavior Symptoms of Undergraduates' Social Anxiety in the Virtual World 大学生在虚拟世界中社交焦虑的行为症状
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00088
Yungang Wei, Lin Huang, Wei Wang, Yanqiu Zhang, Zihan Wang
{"title":"The Behavior Symptoms of Undergraduates' Social Anxiety in the Virtual World","authors":"Yungang Wei, Lin Huang, Wei Wang, Yanqiu Zhang, Zihan Wang","doi":"10.1109/CW.2018.00088","DOIUrl":"https://doi.org/10.1109/CW.2018.00088","url":null,"abstract":"Nowadays, the use of virtual world is increasingly popularized, as coding and analyzing behaviors in the virtual world is more rapid and accurate. The contemporary undergraduates suffer from severe social anxiety. To cope, the paper takes the undergraduates' social anxiety as the subject for research and uses the virtual world to collect the data of specific behavior to predict the social anxiety in the virtual world, finding that the quantity of windows, turn frequency and clothing fitness in the virtual world all can significantly predict the social anxiety yet the measurement of psychological characteristics such as social anxiety in the virtual world needs further study.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133937155","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
Enhancing Sketching and Sculpting for Shape Modeling 增强素描和雕刻形状建模
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00023
Kai Wang, Jianmin Zheng, S. H. Soon
{"title":"Enhancing Sketching and Sculpting for Shape Modeling","authors":"Kai Wang, Jianmin Zheng, S. H. Soon","doi":"10.1109/CW.2018.00023","DOIUrl":"https://doi.org/10.1109/CW.2018.00023","url":null,"abstract":"Sketch-based modeling uses freeform strokes as basic modeling metaphor and provides an intuitive way for shape modeling, for instance, for cyberworlds. This paper presents a new method to enhance sketch-based modeling. The core idea of the method is to enhance the sketching process by allowing the user to iteratively sketch to progressively create initial shapes that interpolate the sketched strokes. This process considers all the sketches and the up-to-date constructed 3D shape, which enables the user to be aware of the shape of the sketched model. The key underlying technique that supports this process is a novel surface construction algorithm, which generates 3D triangular mesh models with gradual shape changes during iterative sketching. Experiments demonstrate that the presented method can allow users to intuitively and flexibly create and edit 3D models even with complex topology, which is usually difficult in existing sketch-based modeling systems.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"51 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122372942","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
Text to 3D Model of Chinese Ancient Architecture 中国古代建筑三维模型的文本转换
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00035
Yan Wang, Pu Ren, Mingquan Zhou, Wuyang Shui, Pengbo Zhou
{"title":"Text to 3D Model of Chinese Ancient Architecture","authors":"Yan Wang, Pu Ren, Mingquan Zhou, Wuyang Shui, Pengbo Zhou","doi":"10.1109/CW.2018.00035","DOIUrl":"https://doi.org/10.1109/CW.2018.00035","url":null,"abstract":"Three-dimensional (3D) modeling is currently a creative task that requires modelers with strong professional skills and background knowledge, especially in the field of 3D modeling of Chinese ancient architecture (CAA). At present, most of the studies on 3D CAA modeling are based on hard-coded constructive rules, which need completed, complex and formalized descriptions. We present a generative system bridging the gap between the Chinese text and 3D models that allows users to generate 3D models by natural language. First, a Bayesian network is learned from existing CAA data to provide relationships of different structural components. Second, by parsing the Chinese text inputted by the user, key components of the CAA will be determined; and other matched structural components will be calculated by inferencing the trained Bayesian network. Third, the synthesis of all components is achieved by a proposed placement optimizing algorithm. Finally, we evaluate the effectiveness of the trained Bayesian network and demonstrate the application to generate 3D CAA model rapidly from the Chinese text.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126940310","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
Designing a Digital Fitness Game System for Older Adults in Community Settings 设计一种面向社区老年人的数字健身游戏系统
2018 International Conference on Cyberworlds (CW) Pub Date : 2018-10-01 DOI: 10.1109/CW.2018.00061
Jinhui Li, Mojisola Erdt, J. Lee, Harsha Vijayakumar, Caroline Robert, Y. Theng
{"title":"Designing a Digital Fitness Game System for Older Adults in Community Settings","authors":"Jinhui Li, Mojisola Erdt, J. Lee, Harsha Vijayakumar, Caroline Robert, Y. Theng","doi":"10.1109/CW.2018.00061","DOIUrl":"https://doi.org/10.1109/CW.2018.00061","url":null,"abstract":"Exergames is one of the new innovative approaches used in primary healthcare programmes. The current study introduces a fitness game system, HOCAMOSE-VETS, which includes digital rehabilitation exercises and exergames designed with a particular focus on older adults. Besides the new exergames, the system also allows care staff to actively schedule, monitor and assess the progress of older adults' exercise activities. A survey-based study was conducted to investigate the overall user acceptance of the digital fitness game system. We found that users' perceived ease of use and usefulness have a significant impact on their actual intention of using the game system. However, the output quality of the system is not significantly associated with users' perception of the usefulness and ease of use of the system. The findings from this research have provided new insights into designing elderly fitness games.","PeriodicalId":388539,"journal":{"name":"2018 International Conference on Cyberworlds (CW)","volume":"47 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114939523","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: 6
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