Objective measures are favored and widely used by many researchers in evaluating the quality of noise-suppressed speech. A good and reliable objective measure should have property that it could evaluate speech quality...
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ISBN:
(纸本)9781467391054
Objective measures are favored and widely used by many researchers in evaluating the quality of noise-suppressed speech. A good and reliable objective measure should have property that it could evaluate speech quality in consistent and well correlated with subjective ratings. In this paper, several widely used objective measures are applied to the speech signals with the Chinese languages including Mandarin and Cantonese. The correlations between objective measure outputs and perceptual-subjective ratings are reported and analyzed. The experimental results show that the correlation with the language types of Mandarin and Cantonese are lower than the one with English and objective measures behave differently in Mandarin, Cantonese and English. Detail discussion and conclusion are presented as well.
We study the ability of Inter-Vehicle Communication (IVC) solutions to handle real-time requirements in safety scenarios using beaconing as a communication primitive. One of the envisioned safety applications is inter...
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The intelligent agent based systems have existed for many years, only recently its surge of mainstream popularity motivated researchers to acknowledge its educational value. With the increasing usage of educational ga...
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Platooning, the idea of cars autonomously following their leaders to form a road train, has huge potentials to improve traffic flow efficiency and, most importantly, road traffic safety. Wireless communication is a fu...
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Coordinating a software project across distances is challenging. Even without geographical and time zone distances, other distances within a project can cause communication gaps. For example, organisational and cognit...
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ISBN:
(纸本)9781450328500
Coordinating a software project across distances is challenging. Even without geographical and time zone distances, other distances within a project can cause communication gaps. For example, organisational and cognitive distances between product owners and development-near roles such as developers and testers can lead to weak alignment of the software and the business requirements. Applying good software development practices, known to enhance alignment, can alleviate these challenges. We present a theoretical model called the Gap Model of how alignment practices affect different types of distances. This model has been inductively generated from empirical data. We also present an initial version of a theory based on this model that explains, at a general level, how practices affect communication within a project by impacting distances between people, activities and artefacts. The presented results provide a basis for further research and can be used by software organisations to improve on software practice.
In modern energy control centers, the Optimal Power Flow (OPF) routine is used to determine individual generator outputs that minimize the overall cost of generation while meeting transmission, generation, and system ...
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This paper presents an overview of security and it's issues in cloud computing. Nowadays cloud computing has tremendous usage in so many fields such as financial management, communications and collaboration, offic...
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This paper presents an overview of security and it's issues in cloud computing. Nowadays cloud computing has tremendous usage in so many fields such as financial management, communications and collaboration, office productivity suits, accounting applications, customer relationship management, online storage management, human resource and employment. Owing to increase in use of these services by companies, several security issues have emerged and this challenges cloud computing architectures to secure, protect and process user's data. These services have certain cons like security, lock-in, lack of control, and reliability. Privacy and security are the major concerns in cloud computing services. In this paper, we have designed a novel secure framework for cloud services, as well as presented a critical analysis of CCMP (Counter with Cipher Block Message Authentication Code Protocol) protocol for secure data management of cloud services.
The paper presents the research conducted within the framework of the STHENOS project (***), which aims at the development of methodologies and systems for assistive environments. The proposed systems and applications...
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This paper presents an overview of security and it's issues in cloud computing. Nowadays cloud computing has tremendous usage in so many fields such as financial management, communications and collaboration, offic...
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This paper presents an overview of security and it's issues in cloud computing. Nowadays cloud computing has tremendous usage in so many fields such as financial management, communications and collaboration, office productivity suits, accounting applications, customer relationship management, online storage management, human resource and employment. Owing to increase in use of these services by companies, several security issues have emerged and this challenges cloud computing architectures to secure, protect and process user's data. These services have certain cons like security, lock-in, lack of control, and reliability. Privacy and security are the major concerns in cloud computing services. In this paper, we have designed a novel secure framework for cloud services, as well as presented a critical analysis of CCMP (Counter with Cipher Block Message Authentication Code Protocol) protocol for secure data management of cloud services.
Target localization and tracking problems in Wireless Sensor Networks (WSNs) have received considerable attention recently, driven by the need to achieve high localization accuracy, with the minimum cost possible. A w...
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