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Hong Kong Polytechnic University
(32 results)-
White Papers
Detecting Pulsing Denial-of-Service Attacks With Nondeterministic Attack Intervals
January 21, 2009, 12:00am PST
This paper addresses the important problem of detecting Pulsing Denial of Service (PDoS) attacks which send a sequence of attack pulses to reduce TCP throughput. Unlike previous works which...
Provided by Hong Kong Polytechnic University
-
White Papers
An Energy-Aware Routing Protocol in Wireless Sensor Networks
January 13, 2009, 12:00am PST
The most important issue that must be solved in designing a data gathering algorithm for Wireless Sensor Networks (WSNS) is how to save sensor node energy while meeting the needs of...
Provided by Hong Kong Polytechnic University
-
White Papers
An Active Approach to Measuring Routing Dynamics Induced by Autonomous Systems
June 14, 2007, 12:00am PDT
The authors present an active measurement study of the routing dynamics induced by AS-path prepending, a common method for controlling the inbound traffic of a multi-homed ISP. Un-like other...
Provided by Hong Kong Polytechnic University
-
White Papers
Factors Affecting The Operating Performance Of Alternative Markets For SMEs
June 18, 2008, 12:00am PDT
This paper aims to study the operating performance of alternative markets from the perspective of the management of stock exchanges. The term "Operating performance" may refer to multi-dimensions:...
Provided by Hong Kong Polytechnic University
-
White Papers
Breaking a New Substitution-Diffusion Based Image Cipher Using Chaotic Standard and Logistic Maps
July 5, 2009, 12:00am PDT
With the rapid development of information technology, multimedia data are transmitted over all kinds of wired/wireless networks more and more frequently. Consequently, the security of multimedia...
Provided by Hong Kong Polytechnic University
-
White Papers
Breaking a Chaotic Cryptographic Scheme Based on Composition Maps
July 18, 2009, 12:00am PDT
The development of information technology makes the transmission of digital data is carried out more and more frequently over all kinds of channels. Meanwhile, the security of digital data become...
Provided by Hong Kong Polytechnic University
-
White Papers
A Differential Cryptanalysis of Yen-Chen-Wu Multimedia Cryptography System (MCS)
August 18, 2009, 12:00am PDT
The prevalence of multimedia data makes its security become more and more important. However, traditional cryptosystems can not protect multimedia data efficiently due to the big differences...
Provided by Hong Kong Polytechnic University
-
White Papers
Leadership Styles And Ethical Decision-Making In Hospitality Management
July 30, 2008, 12:00am PDT
This paper examined the ways in which hospitality leaders in Australia seek to influence others in the workplace. One hundred and thirty three managers of hotels rated as three, four or five stars...
Provided by Hong Kong Polytechnic University
-
White Papers
Why Do Poorly Performing Firms Pay Cash Dividends? Evidence From Mainland China And Hong Kong
June 14, 2007, 12:00am PDT
The authors use financial data on two types of poorly performing firms in the Greater China region (Mainland Chinese firms and Hong Kong firms) from 1993 through 2003 to examine the motives behind...
Provided by Hong Kong Polytechnic University
-
White Papers
A Cyber University Framework for Web-Based Teaching
May 10, 2008, 12:00am PDT
In this paper, the authors present a cyber university framework for Web-based teaching for the Hong Kong CyberU. Flexibility and mobility are the key features of the courses offered by the Hong...
Provided by Hong Kong Polytechnic University
-
White Papers
Robust Sparse Coding for Face Recognition
April 5, 2011, 12:00am PDT
As a powerful tool for statistical signal modeling, sparse representation (or sparse coding) has been successfully used in image processing applications, and recently has led to promising results...
Provided by Hong Kong Polytechnic University
-
White Papers
Mobile Filtering for Error-Bounded Data Collection in Sensor Networks
March 21, 2008, 12:00am PDT
In wireless sensor networks, filters, which suppress data update reports within predefined error bounds, effectively reduce the traffic volume for continuous data collection. All prior filter...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Simultaneous Information-and-Power Transfer for Broadband Downlink Systems
November 29, 2012, 12:00am PST
Far-field wireless recharging based on Microwave Power Transfer (MPT) will free mobile devices from interruption due to finite battery lives. Integrating MPT with wireless communications to...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Group Aware Cooperative Routing for Opportunistic Networks Under Resource Constraints
November 21, 2012, 12:00am PST
Opportunistic networks are a new evolution of mobile ad hoc networks composed of intermittently connected nodes, in which the routing for the dynamic topology is a challenging issue. In...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Clique Partition Based Relay Placement in WiMAX Mesh Networks
November 21, 2012, 12:00am PST
In WiMAX mesh networks based on IEEE 802.16j, when transmission power of the Base Station (BS) and the number of radios and channels are settled, data rate at the SubScriber (SS) is decided by the...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Fuzzy Ontology Based System for Product Management and Recommendation
March 12, 2008, 12:00am PDT
Systems that are integrated with recommendation features to support decision processes can provide a more personalized and proactive retrieval experience for users to choose among retrieval...
Provided by Hong Kong Polytechnic University
-
Whitepapers
A Motion Tendency-Based Adaptive Data Delivery Scheme for Delay Tolerant Mobile Sensor Networks
March 2, 2010, 12:00am PST
The Delay Tolerant Mobile Sensor Network (DTMSN) is a new type of sensor network for pervasive information gathering. Although similar to conventional sensor networks in hardware components, DTMSN...
Provided by Hong Kong Polytechnic University
-
Whitepapers
A Framework for Partitioning and Execution of Data Stream Applications in Mobile Cloud Computing
May 12, 2012, 12:00am PDT
The advances in technologies of cloud computing and mobile computing enable the newly emerging mobile cloud computing paradigm. Three approaches have been proposed for mobile cloud applications:...
Provided by Hong Kong Polytechnic University
-
White Papers
Is There Convergence In Financial Development And Economic Growth?
November 5, 2007, 12:00am PST
This paper tests for convergence in financial development and economic growth by incorporating the interaction between the real and financial sectors into an otherwise traditional test for...
Provided by Hong Kong Polytechnic University
-
White Papers
Stability Study of the TCP-RED System Using Detrended Fluctuation Analysis
March 12, 2008, 12:00am PDT
It has been observed that the TCP-RED system may exhibit instability and oscillatory behavior. Control methods proposed in the past have been based on the analytical models that rely on...
Provided by Hong Kong Polytechnic University
-
White Papers
Data Aggregation Scheduling in Uncoordinated Duty-Cycled Wireless Sensor Networks Under Protocol Interference Model
November 23, 2010, 12:00am PST
Data aggregation is a critical and widely-used operation in Wireless Sensor Networks (WSNs). Data Aggregation Scheduling (DAS) aims to find an interference-free scheduling for data aggregation...
Provided by Hong Kong Polytechnic University
-
White Papers
A Novel Secure Localization Approach in Wireless Sensor Networks
November 3, 2010, 12:00am PDT
Recent advances in wireless networking technologies, along with ubiquitous sensing and computing, have brought significant convenience for location-based services. The localization issue in...
Provided by Hong Kong Polytechnic University
-
White Papers
When Transportation Meets Communication: V2P Over VANETs
March 28, 2010, 12:00am PDT
Information interaction is a crucial part of modern transportation activities. In this paper, the authors propose the idea of Vehicle-To-Passenger communication (V2P), which allows direct,...
Provided by Hong Kong Polytechnic University
-
White Papers
Efficient Event Delivery in Publish/Subscribe Systems for Wireless Mesh Networks
March 5, 2009, 12:00am PST
Publish/Subscribe (Pub/Sub) systems have been widely used in distributed computing systems for event notification and delivery. However, there is no existing work on Pub/Sub systems for Wireless...
Provided by Hong Kong Polytechnic University
-
Whitepapers
On Using Contact Expectation for Routing in Delay Tolerant Networks
June 24, 2011, 12:00am PDT
Conventional routing algorithms rely on the existence of persistent end-to-end paths for the delivery of a message to its destination via a predesigned path. However, in a Delay Tolerant Network...
Provided by The Hong Kong Polytechnic University
-
Whitepapers
Pricing, Competition and Innovation: A Profitable Business Model to Resolve the Tussle Involved in Peer-to-Peer Streaming Applications
August 3, 2011, 12:00am PDT
Peer-To-Peer (P2P) streaming applications have lead to the disharmony among the involved parties: Content Service Providers (CSPs), Internet Service Providers (ISPs) and P2P streaming End-Users...
Provided by The Hong Kong Polytechnic University
-
Whitepapers
Passband Simulations of Interference Impacts in the Presence of Ultra Wideband and Narrowband Systems
February 20, 2008, 12:00am PST
Ultra WideBand (UWB) systems are inherently designed in coexistence with other wireless systems. In this paper, the authors investigate the mutual interference impacts between different UWB...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Orientation-Based Wi-Fi Positioning on the Google Nexus One
November 22, 2010, 12:00am PST
While localization systems for indoor areas using the existing Wireless Local Area Network (WLAN) infrastructure have recently been proposed, wireless LAN localization approaches suffer from a...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Fuzzy Topographic Modeling in Wireless Signal Tracking Analysis
July 14, 2009, 12:00am PDT
Fuzzy logic modelling can be applied to evaluate the behaviour of Wireless Local Area Networks (WLAN) Received Signal Strength (RSS). The behavior study of WLAN signal strength is a pivotal part...
Provided by Hong Kong Polytechnic University
-
Whitepapers
ML2S: Minimum Length Link Scheduling Under Physical Interference Model
August 2, 2012, 12:00am PDT
The authors study a fundamental problem called Minimum Length Link Scheduling (ML2S) which is crucial to the efficient operations of wireless networks. Given a set of communication links of...
Provided by Hong Kong Polytechnic University
-
White Papers
Wireless Sensor Networks for Resources Tracking at Building Construction Sites
October 1, 2008, 12:00am PDT
This paper evaluates the technical feasibility of applying emerging wireless network technologies for resources tracking at building construction sites. They first identify practical constraints...
Provided by Hong Kong Polytechnic University
-
White Papers
Mobile Commerce Integrated With RFID Technology in a Container Depot
February 18, 2009, 12:00am PST
This paper presents the findings of a case study on the development of a Radio Frequency Identification (RFID) prototype system that is integrated with mobile commerce (m-commerce) in a container...
Provided by Hong Kong Polytechnic University
-
Whitepapers
A Framework for Partitioning and Execution of Data Stream Applications in Mobile Cloud Computing
May 12, 2012, 12:00am PDT
The advances in technologies of cloud computing and mobile computing enable the newly emerging mobile cloud computing paradigm. Three approaches have been proposed for mobile cloud applications:...
Provided by Hong Kong Polytechnic University
-
Whitepapers
A Motion Tendency-Based Adaptive Data Delivery Scheme for Delay Tolerant Mobile Sensor Networks
March 2, 2010, 12:00am PST
The Delay Tolerant Mobile Sensor Network (DTMSN) is a new type of sensor network for pervasive information gathering. Although similar to conventional sensor networks in hardware components, DTMSN...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Fuzzy Ontology Based System for Product Management and Recommendation
March 12, 2008, 12:00am PDT
Systems that are integrated with recommendation features to support decision processes can provide a more personalized and proactive retrieval experience for users to choose among retrieval...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Clique Partition Based Relay Placement in WiMAX Mesh Networks
November 21, 2012, 12:00am PST
In WiMAX mesh networks based on IEEE 802.16j, when transmission power of the Base Station (BS) and the number of radios and channels are settled, data rate at the SubScriber (SS) is decided by the...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Group Aware Cooperative Routing for Opportunistic Networks Under Resource Constraints
November 21, 2012, 12:00am PST
Opportunistic networks are a new evolution of mobile ad hoc networks composed of intermittently connected nodes, in which the routing for the dynamic topology is a challenging issue. In...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Simultaneous Information-and-Power Transfer for Broadband Downlink Systems
November 29, 2012, 12:00am PST
Far-field wireless recharging based on Microwave Power Transfer (MPT) will free mobile devices from interruption due to finite battery lives. Integrating MPT with wireless communications to...
Provided by Hong Kong Polytechnic University
-
Whitepapers
ML2S: Minimum Length Link Scheduling Under Physical Interference Model
August 2, 2012, 12:00am PDT
The authors study a fundamental problem called Minimum Length Link Scheduling (ML2S) which is crucial to the efficient operations of wireless networks. Given a set of communication links of...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Fuzzy Topographic Modeling in Wireless Signal Tracking Analysis
July 14, 2009, 12:00am PDT
Fuzzy logic modelling can be applied to evaluate the behaviour of Wireless Local Area Networks (WLAN) Received Signal Strength (RSS). The behavior study of WLAN signal strength is a pivotal part...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Orientation-Based Wi-Fi Positioning on the Google Nexus One
November 22, 2010, 12:00am PST
While localization systems for indoor areas using the existing Wireless Local Area Network (WLAN) infrastructure have recently been proposed, wireless LAN localization approaches suffer from a...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Passband Simulations of Interference Impacts in the Presence of Ultra Wideband and Narrowband Systems
February 20, 2008, 12:00am PST
Ultra WideBand (UWB) systems are inherently designed in coexistence with other wireless systems. In this paper, the authors investigate the mutual interference impacts between different UWB...
Provided by Hong Kong Polytechnic University
-
Whitepapers
Pricing, Competition and Innovation: A Profitable Business Model to Resolve the Tussle Involved in Peer-to-Peer Streaming Applications
August 3, 2011, 12:00am PDT
Peer-To-Peer (P2P) streaming applications have lead to the disharmony among the involved parties: Content Service Providers (CSPs), Internet Service Providers (ISPs) and P2P streaming End-Users...
Provided by The Hong Kong Polytechnic University
-
Whitepapers
On Using Contact Expectation for Routing in Delay Tolerant Networks
June 24, 2011, 12:00am PDT
Conventional routing algorithms rely on the existence of persistent end-to-end paths for the delivery of a message to its destination via a predesigned path. However, in a Delay Tolerant Network...
Provided by The Hong Kong Polytechnic University
-
White Papers
Efficient Event Delivery in Publish/Subscribe Systems for Wireless Mesh Networks
March 5, 2009, 12:00am PST
Publish/Subscribe (Pub/Sub) systems have been widely used in distributed computing systems for event notification and delivery. However, there is no existing work on Pub/Sub systems for Wireless...
Provided by Hong Kong Polytechnic University
-
White Papers
When Transportation Meets Communication: V2P Over VANETs
March 28, 2010, 12:00am PDT
Information interaction is a crucial part of modern transportation activities. In this paper, the authors propose the idea of Vehicle-To-Passenger communication (V2P), which allows direct,...
Provided by Hong Kong Polytechnic University
-
White Papers
A Novel Secure Localization Approach in Wireless Sensor Networks
November 3, 2010, 12:00am PDT
Recent advances in wireless networking technologies, along with ubiquitous sensing and computing, have brought significant convenience for location-based services. The localization issue in...
Provided by Hong Kong Polytechnic University
-
White Papers
Data Aggregation Scheduling in Uncoordinated Duty-Cycled Wireless Sensor Networks Under Protocol Interference Model
November 23, 2010, 12:00am PST
Data aggregation is a critical and widely-used operation in Wireless Sensor Networks (WSNs). Data Aggregation Scheduling (DAS) aims to find an interference-free scheduling for data aggregation...
Provided by Hong Kong Polytechnic University
-
White Papers
Stability Study of the TCP-RED System Using Detrended Fluctuation Analysis
March 12, 2008, 12:00am PDT
It has been observed that the TCP-RED system may exhibit instability and oscillatory behavior. Control methods proposed in the past have been based on the analytical models that rely on...
Provided by Hong Kong Polytechnic University
-
White Papers
Is There Convergence In Financial Development And Economic Growth?
November 5, 2007, 12:00am PST
This paper tests for convergence in financial development and economic growth by incorporating the interaction between the real and financial sectors into an otherwise traditional test for...
Provided by Hong Kong Polytechnic University
-
White Papers
Mobile Filtering for Error-Bounded Data Collection in Sensor Networks
March 21, 2008, 12:00am PDT
In wireless sensor networks, filters, which suppress data update reports within predefined error bounds, effectively reduce the traffic volume for continuous data collection. All prior filter...
Provided by Hong Kong Polytechnic University
-
White Papers
Robust Sparse Coding for Face Recognition
April 5, 2011, 12:00am PDT
As a powerful tool for statistical signal modeling, sparse representation (or sparse coding) has been successfully used in image processing applications, and recently has led to promising results...
Provided by Hong Kong Polytechnic University
-
White Papers
A Cyber University Framework for Web-Based Teaching
May 10, 2008, 12:00am PDT
In this paper, the authors present a cyber university framework for Web-based teaching for the Hong Kong CyberU. Flexibility and mobility are the key features of the courses offered by the Hong...
Provided by Hong Kong Polytechnic University
-
White Papers
Why Do Poorly Performing Firms Pay Cash Dividends? Evidence From Mainland China And Hong Kong
June 14, 2007, 12:00am PDT
The authors use financial data on two types of poorly performing firms in the Greater China region (Mainland Chinese firms and Hong Kong firms) from 1993 through 2003 to examine the motives behind...
Provided by Hong Kong Polytechnic University
-
White Papers
Leadership Styles And Ethical Decision-Making In Hospitality Management
July 30, 2008, 12:00am PDT
This paper examined the ways in which hospitality leaders in Australia seek to influence others in the workplace. One hundred and thirty three managers of hotels rated as three, four or five stars...
Provided by Hong Kong Polytechnic University
-
White Papers
A Differential Cryptanalysis of Yen-Chen-Wu Multimedia Cryptography System (MCS)
August 18, 2009, 12:00am PDT
The prevalence of multimedia data makes its security become more and more important. However, traditional cryptosystems can not protect multimedia data efficiently due to the big differences...
Provided by Hong Kong Polytechnic University
-
White Papers
Breaking a Chaotic Cryptographic Scheme Based on Composition Maps
July 18, 2009, 12:00am PDT
The development of information technology makes the transmission of digital data is carried out more and more frequently over all kinds of channels. Meanwhile, the security of digital data become...
Provided by Hong Kong Polytechnic University
-
White Papers
Breaking a New Substitution-Diffusion Based Image Cipher Using Chaotic Standard and Logistic Maps
July 5, 2009, 12:00am PDT
With the rapid development of information technology, multimedia data are transmitted over all kinds of wired/wireless networks more and more frequently. Consequently, the security of multimedia...
Provided by Hong Kong Polytechnic University
-
White Papers
Factors Affecting The Operating Performance Of Alternative Markets For SMEs
June 18, 2008, 12:00am PDT
This paper aims to study the operating performance of alternative markets from the perspective of the management of stock exchanges. The term "Operating performance" may refer to multi-dimensions:...
Provided by Hong Kong Polytechnic University
-
White Papers
An Active Approach to Measuring Routing Dynamics Induced by Autonomous Systems
June 14, 2007, 12:00am PDT
The authors present an active measurement study of the routing dynamics induced by AS-path prepending, a common method for controlling the inbound traffic of a multi-homed ISP. Un-like other...
Provided by Hong Kong Polytechnic University
-
White Papers
An Energy-Aware Routing Protocol in Wireless Sensor Networks
January 13, 2009, 12:00am PST
The most important issue that must be solved in designing a data gathering algorithm for Wireless Sensor Networks (WSNS) is how to save sensor node energy while meeting the needs of...
Provided by Hong Kong Polytechnic University
-
White Papers
Detecting Pulsing Denial-of-Service Attacks With Nondeterministic Attack Intervals
January 21, 2009, 12:00am PST
This paper addresses the important problem of detecting Pulsing Denial of Service (PDoS) attacks which send a sequence of attack pulses to reduce TCP throughput. Unlike previous works which...
Provided by Hong Kong Polytechnic University
-
White Papers
Mobile Commerce Integrated With RFID Technology in a Container Depot
February 18, 2009, 12:00am PST
This paper presents the findings of a case study on the development of a Radio Frequency Identification (RFID) prototype system that is integrated with mobile commerce (m-commerce) in a container...
Provided by Hong Kong Polytechnic University
-
White Papers
Wireless Sensor Networks for Resources Tracking at Building Construction Sites
October 1, 2008, 12:00am PDT
This paper evaluates the technical feasibility of applying emerging wireless network technologies for resources tracking at building construction sites. They first identify practical constraints...
Provided by Hong Kong Polytechnic University
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