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2013 International Conference on Human Computer Interactions (ICHCI)最新文献

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Intelligent controller based MPPT method for the Photovoltaic power system 基于智能控制器的光伏发电系统MPPT方法
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887790
G. Anandhakumar, M. Venkateshkumar, P. Shankar
The global electrical energy demand is increased gradually and the power generation is not meeting consumer demand due to deficit of fossil. In this paper we have been studying and analysis of the Photovoltaic power system operation and electrical characteristics. The PV power system is environmentally friendly such as no pollution and global warming effect. The PV power system is one of the best renewable energy sources and clean energy. This project we have been designed fuzzy logic controller for to track the Maximum power point for a 1.5 KW PV system under various climate. The proposed model has been designed Matlab software and analysis the simulation results then we have proved the effectiveness of the proposed MPPT method for the system.
全球电力能源需求逐渐增加,但由于化石能源的短缺,发电不能满足消费者的需求。本文对光伏发电系统的运行和电气特性进行了研究和分析。光伏发电系统具有无污染、不影响全球变暖等环保特点。光伏发电系统是最好的可再生能源和清洁能源之一。本课题设计了模糊逻辑控制器,用于跟踪1.5 KW光伏系统在各种气候条件下的最大功率点。对所提出的模型进行了Matlab软件设计,并对仿真结果进行了分析,验证了所提出的MPPT方法对系统的有效性。
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引用次数: 11
Consideration of cognitive ability in designing user interface for illiterate user 对文盲用户界面设计中认知能力的考虑
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887817
Restyandito, Norbertus Tri Suswanto Saptadi, T. H. Rochadiani, A. Chan
The rapid development of technology has enable people in developing countries to catch up with the rest of the world, as technologies are becoming more affordable and accessible. But some of them are still facing difficulties when interacting with the technology, due to their inability to read, hence understanding the interface of the technology. This study is going to look at the comparison of some cognitive abilities relevant to ICT use between illiterate and literate user. Some recommendations in designing user interface for illiterate user were presented based on the study.
技术的快速发展使发展中国家的人们能够赶上世界其他地区,因为技术变得越来越便宜和容易获得。但他们中的一些人在与技术交互时仍然面临困难,因为他们无法阅读,因此无法理解技术的界面。这项研究将着眼于文盲和识字用户之间与ICT使用相关的一些认知能力的比较。在此基础上,对文盲用户界面的设计提出了一些建议。
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引用次数: 0
Laryngeal tonal characteristics of Punjabi — An experimental study 旁遮普语喉音特征的实验研究
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887793
Swaran Lata, Swati Arora
This paper is an attempt towards an experimental study of tonal aspects of laryngeal phoneme [J]/h/ in Punjabi. Punjabi belongs to the Indo-Aryan language family but because of its tonal features it is different from other languages of the family. Every tonal aspect of [J]/h/, including most exceptions, has been experimentally examined. Words containing [J]/h/ in various positions have been recorded by native Punjabi (Malwai dialect) speakers. This data has been analyzed using speech analysis tools. Orthographically, [J] /h/ is used in all word positions i.e. initial, medial & final but is tonal in some cases. It has been pointed out in the literature on Punjabi linguistics Harkirat Singh (1991), Dr. Atam Singh (1993); it is pronounced at initial position but is tonal at medial and final position. Phonetically it is represented by a high rising tone /ó/ or low rising tone /ò/ on top of the accompanying vowel. Also, the pronunciation of [J] i.e. half /h/ is so weak that it is perceived as a tone which has also been experimentally verified. This analysis will aid the future speech researchers in building the Punjabi speech systems and speech data.
本文对旁遮普语喉音素的声调方面进行了实验研究[J]。旁遮普语属于印度雅利安语系,但由于其音调特征,它与该语系的其他语言不同。[J]/h/的每个音调方面,包括大多数例外,都经过实验检验。在不同位置包含[J]/h/的单词已被本地旁遮普语(Malwai方言)使用者记录下来。使用语音分析工具对这些数据进行了分析。从正字法上看,[J] /h/用于所有单词位置,即首字母、中间字母和词尾,但在某些情况下是声调的。旁遮普语语言学的文献Harkirat Singh (1991), Dr. Atam Singh (1993);它在起始位置发音,但在中间和最后位置是音调。在语音上,它由一个高升音/ó/或低升音/ò/在伴随的元音顶部表示。同样,half /h/的发音也很弱,被认为是一种音调,这也得到了实验的证实。这一分析将有助于未来语音研究人员构建旁遮普语语音系统和语音数据。
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引用次数: 10
Clustering sentence level-text using fuzzy hierarchical algorithm 基于模糊层次算法的句子级文本聚类
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887778
G. Priya, G. Anupriya
Clustering is a popular technique for unsupervised text analysis, often used to explore the content of large amounts of sentences. It is performed based on the similarity of sentences. Sentences may contain interrelated concepts and implementing flat clustering algorithms allows one sentence to be present only in one cluster. Also, sentences are semantically related to each other and so word co-occurrence is not a valid measure for sentence level flat clustering. So, WordNet based semantic similarity measure along with fuzzy sentence clustering algorithm is proposed. The existing system uses the Fuzzy C-Means algorithm where the cluster size should be specified as an input. Due to the rigorous convergence criteria, the time complexity is much larger. Most of the NLP documents are hierarchical in nature and so fuzzy hierarchical sentence clustering algorithm is used here. Labeling is performed for each cluster depending on the hierarchy formed and instead of considering all the terms in a sentence, only the verbs and nouns are considered for the similarity computation. Agglomerative clustering based on the verbs and divisive clustering based on nouns is proposed. This methodology is validated through various performance measures like Purity, Entropy and Time. Upon comparing the results for various datasets, it was observed that the overall improvement in purity is 36.6% and entropy is 31%. The time complexity of the hierarchical algorithm is very much less than the EM algorithm. Thus better quality clusters are formed in comparatively less time by using the Fuzzy Hierarchical Sentence Clustering Algorithm.
聚类是一种流行的无监督文本分析技术,通常用于探索大量句子的内容。它是基于句子的相似性来执行的。句子可能包含相互关联的概念,实现平面聚类算法允许一个句子只出现在一个聚类中。此外,由于句子之间存在语义上的关联,因此词共现并不是句子级平面聚类的有效度量。为此,提出了基于WordNet的语义相似度度量和模糊句子聚类算法。现有的系统使用模糊c均值算法,其中簇大小应指定为输入。由于收敛准则严格,时间复杂度大得多。大多数自然语言处理文档本质上是层次化的,因此本文采用了模糊层次化句子聚类算法。根据所形成的层次结构对每个集群进行标记,而不是考虑句子中的所有术语,相似性计算只考虑动词和名词。提出了基于动词的凝聚聚类和基于名词的分裂聚类。这种方法通过各种性能指标(如纯度、熵和时间)得到验证。通过比较不同数据集的结果,可以观察到纯度的总体提高为36.6%,熵的总体提高为31%。分层算法的时间复杂度远低于EM算法。因此,使用模糊层次句子聚类算法可以在较短的时间内形成质量较好的聚类。
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引用次数: 2
Various levels of human stress & their impact on human computer interaction 不同程度的人类压力及其对人机交互的影响
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887808
S. Saxena, P. Saxena, S. Dubey
Stress is defined as organism's total response to environmental conditions or stimuli. It actually defines the condition that has an impact on the individual's mental and physical health. Crossing a stress level (threshold) is responsible for the changes. In this paper we discuss how stress plays an important role in human computer interaction (HCI) and how a human interacts with any problem domain. We will discuss human approach on stand-alone systems and certain devices on which user's final outcome will be fixed and well defined. This study is based upon study on two different age group students (16 to 23 and 21 to 28 age group). We find there is unique similarity in behavior of all people towards computer system. As per study we classify human stress in six categories. The stress is changes from one form to other form as per the task. Human stress affects problem solution, solution time and system usability. Human generate various path towards the solution as well as creates various path towards solution to problem statement and this process is discussed in detail in this paper.
压力被定义为生物体对环境条件或刺激的总反应。它实际上定义了影响个人身心健康的状况。跨越压力水平(阈值)是造成变化的原因。本文讨论了压力如何在人机交互(HCI)中发挥重要作用,以及人类如何与任何问题域进行交互。我们将讨论在独立系统和某些设备上的人类方法,在这些设备上用户的最终结果将是固定的和明确的。本研究基于对两个不同年龄段的学生(16 - 23岁和21 - 28岁)的研究。我们发现所有人对计算机系统的行为都有独特的相似性。根据研究,我们将人类的压力分为六类。压力是根据任务从一种形式到另一种形式的变化。人的压力影响问题解决、解决时间和系统可用性。人类对问题陈述产生各种解决路径以及创造各种解决路径,本文对这一过程进行了详细的讨论。
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引用次数: 1
An improved low-resolution face tracker system using gradient logarithm field feature space and bi-cubic interpolation 基于梯度对数场特征空间和双三次插值的低分辨率人脸跟踪系统
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887823
T. Vijayan, N. A. Kumar, K. Sivachandar
Face tracking has become an active area of research it is very much helpful in applications such as video surveillance. The factors like illumination discrepancy, face pose variations, occlusions, and background clutter makes face tracking a challenging issue. Even though, a number of related work have been proposed to assist face tracking in unrestrained videos, the existing approaches may not be productive in video surveillance applications. This is mainly because of the fact that low-resolution face comprises of lesser informative data, and main transformations in illumination on the face make the tracking unproductive. In order to overcome this issue, this paper proposes a novel algorithm for illumination normalization and it is combined with the GLF for face tracking for improving the overall performance of the tracker system. Experimental results show that the proposed GLF-based tracker works well under significant clarification changes and outperforms many existing tracking algorithms.
人脸跟踪已经成为一个活跃的研究领域,它对视频监控等应用有很大的帮助。光照差异、人脸姿态变化、遮挡和背景杂波等因素使人脸跟踪成为一个具有挑战性的问题。尽管已经提出了一些相关的工作来辅助无约束视频中的人脸跟踪,但现有的方法可能无法在视频监控应用中产生效果。这主要是因为低分辨率人脸包含较少的信息数据,并且面部照明的主要转换使得跟踪无效。为了克服这一问题,本文提出了一种新的光照归一化算法,并将其与GLF相结合用于人脸跟踪,以提高跟踪系统的整体性能。实验结果表明,所提出的基于glf的跟踪器在明显的澄清变化下工作良好,并且优于许多现有的跟踪算法。
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引用次数: 0
AI image recognizing agent through a scalable neural network 人工智能图像识别代理通过可扩展的神经网络
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887773
R. H. P. Ebenezer, P. Manoj, H. R. Joseph, J. Visumathi
As of now, unbounded solutions for efficient image recognition and retrieval have been proposed within various fields of computer science. Such solutions include both primitive and complex approaches to minimize the input required from the whole of the image to form the most accurate idea of the big picture. The proposed image recognizing agent accomplishes its task though the application of a scalable neural network. Each neuron of the network focuses on a subset of the image taken as a segment. The neuron finds the closest match of the obtained subject with respect to the dynamic knowledge base. The network of neurons ensembles their decisions and provide the recognized image statement. The feedback provided to the network develops the synaptic strengths to further develop the image recognizing ability in terms of performance and accuracy. The system uses the concept of both assisted supervised learning and reinforced learning, and exploits the asynchronous and parallel computing ability of artificial neural networks.
到目前为止,在计算机科学的各个领域中已经提出了有效的图像识别和检索的无界解决方案。这些解决方案包括原始和复杂的方法,以最大限度地减少整个图像所需的输入,从而形成最准确的大图。提出的图像识别代理通过应用可扩展的神经网络来完成其任务。网络的每个神经元聚焦于作为一个片段的图像子集。神经元相对于动态知识库找到与获得的主题最接近的匹配。神经元网络集成它们的决策并提供识别的图像陈述。提供给神经网络的反馈增强了突触的强度,从而进一步提高了图像识别的性能和准确性。该系统采用了辅助监督学习和强化学习的概念,充分利用了人工神经网络的异步和并行计算能力。
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引用次数: 0
An improved feature selection algorithm with conditional mutual information for classification problems 基于条件互信息的分类问题改进特征选择算法
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887802
Jaganathan Palanichamy, Kuppuchamy Ramasamy
The purpose of the feature selection is to eliminate insignificant features from entire dataset and simultaneously to keep the class discriminatory information for classification problems. Many feature selection algorithms have been proposed to measure the relevance and redundancy of the features and class variables. In this paper, we proposed an improved feature selection algorithm based on maximum relevance and minimum redundancy criterion. The relevance of a feature to the class variables are evaluated with mutual information and conditional mutual information is used to calculate the redundancy between the selected and the candidate features to each class variable. The experimental result is tested with five benchmarked datasets available from UCI Machine Learning Repository. The results shows the proposed algorithm is considered quite well when compared with some existing algorithms.
特征选择的目的是从整个数据集中剔除不重要的特征,同时保留分类问题的类区别信息。人们提出了许多特征选择算法来衡量特征和类变量的相关性和冗余性。本文提出了一种基于最大相关度和最小冗余度准则的改进特征选择算法。利用互信息评价特征与类变量的相关性,并利用条件互信息计算所选特征与候选特征对每个类变量的冗余度。实验结果用UCI机器学习存储库中的五个基准数据集进行了测试。结果表明,与现有算法相比,本文提出的算法得到了较好的考虑。
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引用次数: 3
Hand Gesture Mouse Interface system 手势鼠标界面系统
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887780
Verghese Koshy Puthukkeril, E. H. Shyam Sundar, P. R. Nandha Kumar
The requirement of simple, yet sophisticated user interface has driven the IT professionals to develop enhanced devices ranging from the basic punch-card system which were used for the earliest computer devices, to the widely used keyboard, mouse and the latest touch screen technology which are emerging on today's computers. These improved gadgets and technology basically reduce the invisible barrier between the everyday user and the system. However, these devices have their limitations and inconvenient for the user to interact with the system. To simplify this, a new system is developed which takes human gestures into consideration to perform the corresponding operation on the computer device. Hand Gesture Mouse Interface is developed to capture the hand gesture from the user through web camera. The primitive hand movement for the respective gesture is used. The relative positioning of the hand is being used in the system to ensure that the gesture recognition is made accurately. The Hand Gesture Mouse Interface simplifies the procedure which outperforms the mouse operation that is in vogue and also provides a low cost and easy to use interfacing for the user.
对简单而复杂的用户界面的要求,促使资讯科技专业人员开发增强的设备,从最早的电脑设备使用的基本打卡系统,到今天的电脑上广泛使用的键盘、鼠标和最新的触摸屏技术。这些改进的小工具和技术基本上减少了日常用户和系统之间的无形障碍。然而,这些设备有其局限性,不方便用户与系统进行交互。为了简化这一过程,开发了一种新的系统,该系统考虑了人的手势,在计算机设备上执行相应的操作。手势鼠标界面是为了通过网络摄像头捕捉用户的手势而开发的。使用各自手势的原始手部运动。系统利用手的相对定位来保证手势识别的准确性。手势鼠标界面在简化操作过程的同时,超越了当前流行的鼠标操作,为用户提供了一个低成本、易于使用的界面。
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引用次数: 0
Frustrate Twitter from automation: How far a user can be trusted? 阻止Twitter自动化:用户可以信任到什么程度?
Pub Date : 2013-08-01 DOI: 10.1109/ICHCI-IEEE.2013.6887787
S. Sivanesh, K. Kavin, A. Hassan
In recent years, the popularity of social networking sites proves a lofty raise in their users. Twitter, a micro blogging service less than seven years old, commands more than 500 million users as of July 2012 and is still growing fast. In Twitter, users exchange their ideas through a text based posts called tweets which can have maximum 140 characters. The prevalence and open structure of Twitter paved a way for automated programs, known as bots, which becomes a tremendous threat for its users. In this paper, we differentiate the trustworthy human users and the automated programs (bots) to make the user understand with whom they are interacting with. We developed a few sample of bot programs to compare their characteristics with the characteristics of normal human user. We observed the difference among human and bot in terms of tweeting behavior, tweet content, account properties and its networking flow characteristics. Based on the experimental results, we effectively differentiate the users into human and bot.
近年来,社交网站的普及证明了其用户数量的大幅增长。Twitter是一个成立不到7年的微博服务,截至2012年7月,它拥有超过5亿用户,而且仍在快速增长。在Twitter上,用户通过一种基于文本的帖子来交换他们的想法,这种帖子最多可以有140个字符。Twitter的流行和开放结构为被称为机器人的自动化程序铺平了道路,这对其用户构成了巨大的威胁。在本文中,我们区分了值得信赖的人类用户和自动程序(机器人),以使用户了解他们正在与谁交互。我们开发了一些机器人程序的样本,将它们的特征与正常人类用户的特征进行比较。我们观察了人类和机器人在推文行为、推文内容、账户属性及其网络流特征方面的差异。基于实验结果,我们有效地将用户划分为人类和机器人。
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引用次数: 7
期刊
2013 International Conference on Human Computer Interactions (ICHCI)
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