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Nanyang Technological University
(145 results)-
Whitepapers
Unified Handover Authentication Between Heterogeneous Access Systems in LTE Networks
November 21, 2012, 12:00am PST
To achieve seamless handovers between the Evolved Universal Terrestrial Radio Access Network (E-UTRAN) and other access networks is a challenging task as it requires comprehensive real-time...
Provided by Nanyang Technological University
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Whitepapers
Wireless Compressive Sensing for Energy Harvesting Sensor Nodes
November 7, 2012, 12:00am PST
The authors consider the scenario in which multiple sensors send spatially correlated data to a Fusion Center (FC) via independent Rayleigh-fading channels with additive noise. Assuming that the...
Provided by Nanyang Technological University
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Whitepapers
Green-Aware Workload Scheduling in Geographically Distributed Data Centers
September 29, 2012, 12:00am PDT
Renewable (or green) energy, such as solar or wind, has at least partially powered data centers to reduce the environmental impact of traditional energy sources (brown energy with high carbon...
Provided by Nanyang Technological University
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Whitepapers
Community Detection in Weighted Networks: Algorithms and Applications
January 30, 2013, 12:00am PST
Community detection is an important issue due to its wide use in designing network protocols such as data forwarding in Delay Tolerant Networks (DTN) and worm containment in Online Social Networks...
Provided by Nanyang Technological University
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Whitepapers
Robust Performance of Spectrum Sensing in Cognitive Radio Networks
December 27, 2012, 12:00am PST
The successful coexistence of Secondary Users (SUs) and Primary Users (PUs) in cognitive radio networks requires SUs to be spectrum aware and know which spectrum bands are occupied by PUs. Such...
Provided by Nanyang Technological University
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Whitepapers
A Real-Time Group Auction System for Efficient Allocation of Cloud Internet Applications
April 2, 2013, 12:00am PDT
Increasing number of the cloud-based Internet applications demands for efficient resource and cost management. This paper proposes a real-time group auction system for the cloud instance market....
Provided by Nanyang Technological University
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Whitepapers
An Interference Minimization Game Theoretic Subcarrier Allocation Algorithm for OFDMA-Based Distributed Systems
October 27, 2009, 12:00am PDT
In this paper, the authors consider a scenario where distributed users in an OFDM-based system share the spectrum for transmission. Each network user (player) comprises a pair of transmit and...
Provided by Nanyang Technological University
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Whitepapers
Design of Congestion Control Based on Instantaneous Queue Sizes in the Routers
October 27, 2009, 12:00am PDT
Recently, eXplicit Control Protocol (XCP), Rate Control Protocol (RCP), and Adaptive Proportional-Integral Rate Control Protocol (API-RCP) have been proposed for congestion control, with the main...
Provided by Nanyang Technological University
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Whitepapers
Improved Linear Precoding Over Block Diagonalization in Multi-Cell Cooperative Networks
February 23, 2012, 12:00am PST
In downlink multiuser Multiple-Input Multiple-Output (MIMO) systems, Block Diagonalization (BD) is a practical linear pre-coding scheme which achieves the same Degrees of Freedom (DoF) as the...
Provided by Nanyang Technological University
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Whitepapers
A CMOS Frequency Divider for 2.4/5GHz WLAN Applications With a Simplified Structure
December 1, 2011, 12:00am PST
In this paper, a dual-band integer-N frequency divider is proposed for 2.4/5.2 GHz multi-standard wireless local area networks. It consists of a multi-modulus imbalance phase switching prescaler...
Provided by Nanyang Technological University
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Whitepapers
Design of Low Hardware Complexity Filter Banks for Communications Systems Employing Folding Number System
October 27, 2009, 12:00am PDT
In this paper, a new architecture to compute 1-D Discrete Wavelet Transform (DWT) based on Folding Number System (FNS) is introduced. Numbers for FNS are extracted directly from analog input...
Provided by Nanyang Technological University
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Whitepapers
An Auction Mechanism for Resource Allocation in Mobile Cloud Computing Systems
April 23, 2013, 12:00am PDT
A mobile cloud computing system is composed of heterogeneous services and resources to be allocated by the cloud service provider to mobile cloud users. On one hand, some of these resources are...
Provided by Nanyang Technological University
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Whitepapers
Towards Optimal Deployment of Cloud-Assisted Video Distribution Services
March 20, 2013, 12:00am PDT
For Internet video services, the high fluctuation of user demands in geographically distributed regions results in low resource utilizations of traditional CDN systems. Due to the capability of...
Provided by Nanyang Technological University
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Whitepapers
On P2P Mechanisms for VM Image Distribution in Cloud Data Centers: Modeling, Analysis and Improvement
August 1, 2012, 12:00am PDT
To provide elastic cloud services with QoS guarantee, it is essential for cloud data centers to provision virtual machines rapidly according to user requests. Due to bandwidth bottleneck of...
Provided by Nanyang Technological University
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White Papers
Cooperative Retransmissions Through Collisions
March 8, 2011, 12:00am PST
Interference in wireless networks is one of the key capacity-limiting factors. Recently developed interference-embracing techniques show promising performance on turning collisions into useful...
Provided by Nanyang Technological University
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White Papers
3DQS: Distributed Data Access in 3D Wireless Sensor Networks
February 1, 2011, 12:00am PST
This paper proposes novel mechanisms to access sensory data in a distributed fashion in 3D wireless sensor networks. As these networks have their nodes deployed in 3D volumes, the authors first...
Provided by Nanyang Technological University
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White Papers
Ubiquitous Data Collection for Mobile Users in Wireless Sensor Networks
January 9, 2011, 12:00am PST
The authors study the ubiquitous data collection for mobile users in wireless sensor networks. People with handheld devices can easily interact with the network and collect data. They propose a...
Provided by Nanyang Technological University
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White Papers
Channel Resource Allocation for VoIP Applications in Collaborative IEEE 802.11/802.16 Networks
July 22, 2010, 12:00am PDT
Collaborations between the IEEE 802.11 and the IEEE 802.16 networks operating in a common spectrum offers dynamic allocate bandwidth resources to achieve improved performance for network...
Provided by Nanyang Technological University
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White Papers
Tight Analysis of Shortest Path Convergecast in Wireless Sensor Networks
August 13, 2010, 12:00am PDT
The authors consider the convergecast problem in wireless sensor networks where readings generated by each sensor node are to reach the sink. Since a sensor reading can usually be encoded in a few...
Provided by Nanyang Technological University
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White Papers
A Survey of Mobile Cloud Computing: Architecture, Applications, and Approaches
September 5, 2011, 12:00am PDT
Together with an explosive growth of the mobile applications and emerging of cloud computing concept, Mobile Cloud Computing (MCC) has been introduced to be a potential technology for mobile...
Provided by Nanyang Technological University
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White Papers
GeoQuorum: Load Balancing and Energy Efficient Data Access in Wireless Sensor Networks
January 5, 2011, 12:00am PST
When data productions and consumptions are heavily unbalanced and when the origins of data queries are spatially and temporally distributed, the so called in-network data storage paradigm...
Provided by Nanyang Technological University
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White Papers
Minimum-Energy All-to-All Multicasting in Multi-Hop Wireless Networks
September 24, 2011, 12:00am PDT
Designing energy-efficient all-to-all multicasting protocols is of great importance for multi-hop wireless networks such as wireless sensor networks and wireless ad hoc networks. In an all-to-all...
Provided by Nanyang Technological University
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White Papers
Self-Organization of Wireless Ad Hoc Networks as Small Worlds Using Long Range Directional Beams
September 25, 2011, 12:00am PDT
The authors study how long range directional beams can be used for self-organization of a wireless network to exhibit small world properties. Using simulation results for randomized beamforming as...
Provided by Nanyang Technological University
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White Papers
Fast Tag Searching Protocol for Large-Scale RFID Systems
August 26, 2011, 12:00am PDT
Fast searching a particular subset in a large number of products attached with RFID tags is of practical importance for a variety of applications but not yet thoroughly investigated. Since the...
Provided by Nanyang Technological University
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White Papers
PET: Probabilistic Estimating Tree for Large-Scale RFID Estimation
February 14, 2011, 12:00am PST
Radio Frequency IDentification (RFID) technology has recently attracted dramatic attentions from the research community. A typical RFID system consists of RFID readers, RFID tags, and the...
Provided by Nanyang Technological University
-
White Papers
Multiple Task Scheduling for Low-Duty-Cycled Wireless Sensor Networks
January 15, 2011, 12:00am PST
For energy conservation, a wireless sensor network is usually designed to work in a low-duty-cycle mode, in which a sensor node keeps active for a small percentage of time during its working...
Provided by Nanyang Technological University
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White Papers
Packet Delay Analysis on IEEE 802.11 DCF Under Finite Load Traffic in Multi-Hop Ad Hoc Networks
June 9, 2009, 12:00am PDT
In this paper, the average packet delay on IEEE 802.11 DCF under finite load traffic in multi-hop ad hoc networks is analyzed. The authors employ a Markov chain model to analyze the probability of...
Provided by Nanyang Technological University
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White Papers
Admission Control Based on Rate-Variance Envelop for VBR Traffic Over IEEE 802.11e HCCA WLANs
August 9, 2007, 12:00am PDT
With the increasing popularity of using WLANs for Internet access, the controlled channel access mechanism in IEEE 802.11e WLANs, HCCA, has received much more attention since its inherent...
Provided by Nanyang Technological University
-
White Papers
LEEN: Locality/Fairness-Aware Key Partitioning for MapReduce in the Cloud
October 12, 2010, 12:00am PDT
This paper investigates the problem of Partitioning Skew in MapReduce-based system. The authors' studies with Hadoop, a widely used MapReduce implementation, demonstrate that the presence of...
Provided by Nanyang Technological University
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White Papers
Compressed Data Aggregation for Energy Efficient Wireless Sensor Networks
May 3, 2011, 12:00am PDT
As a burgeoning technique for signal processing, Compressed Sensing (CS) is being increasingly applied to wireless communications. However, little work is done to apply CS to multi-hop networking...
Provided by Nanyang Technological University
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White Papers
A Wire-tap Approach to Enhance Security in Communication Systems Using the Encoding-Encryption Paradigm
December 12, 2011, 12:00am PST
Motivated by the GSM system, the authors consider communication systems which employ the encoding-encryption paradigm of first encoding the data before encrypting it for transmission. They add one...
Provided by Nanyang Technological University
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White Papers
Mobile Diffusion and Development: Issues and Challenges of M-Government With India in Perspective
March 13, 2009, 12:00am PDT
Mobile telephony has emerged as the new frontier where governments around the world are making themselves more accessible through the remote delivery of government services and faster rate of data...
Provided by Nanyang Technological University
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White Papers
Variable-Length Signatures for Intrusion Detection
March 27, 2008, 12:00am PDT
Intrusion detection has become a basic infrastructure to guarantee the security of most inter-networking applications. With more inter-networking applications in the Internet nowadays, enormous...
Provided by Nanyang Technological University
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White Papers
Replica Placement in P2P Storage: Complexity and Game Theoretic Analyses
March 26, 2010, 12:00am PDT
In peer-to-peer storage systems, peers replicate each others' data in order to increase availability. If the matching is done centrally, the algorithm can optimize data availability in an...
Provided by Nanyang Technological University
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White Papers
Similarity-Aware Query Allocation in Sensor Networks With Multiple Base Stations
July 31, 2007, 12:00am PDT
In this paper, the authors consider a large scale sensor network comprising multiple, say K, base stations and a large number of wireless sensors. Such an infrastructure is expected to be more...
Provided by Nanyang Technological University
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White Papers
Robust Threshold Design for Cooperative Sensing in Cognitive Radio Networks
January 16, 2012, 12:00am PST
The successful coexistence of cognitive radio systems and licensed systems requires the secondary users to have the capability of sensing and keeping track of primary transmissions. While existing...
Provided by Nanyang Technological University
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White Papers
Communication-Aware Design Space Exploration for Efficient Run-Time MPSoC Management
November 20, 2011, 12:00am PST
Real-time multi-media applications are increasingly mapped on modern embedded systems based on Multi-Processor Systems-on-Chip (MPSoCs). Tasks of the applications need to be mapped on the MPSoC...
Provided by Nanyang Technological University
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White Papers
Mapping Real-Life Applications on Run-Time Reconfigurable NoC-Based MPSoC on FPGA
November 19, 2010, 12:00am PST
Multi-Processor Systems-on-Chip (MPSoC) are required to fulfill the performance demand of modern real-life embedded applications. These MPSoCs are employing Network-on-Chip (NoC) for reasons of...
Provided by Nanyang Technological University
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White Papers
Engaging Students in Active Learning by Introducing Game Development Into Software Engineering
February 28, 2011, 12:00am PST
The authors report their experience by using game development in university education to undergraduate and graduate students who major in Software Engineering at the College of Software, Beihang...
Provided by Nanyang Technological University
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White Papers
Cognitive Teachable Agent in Virtual Learning Environment With Fuzzy Cognitive Map
February 28, 2011, 12:00am PST
Today more and more learning technologies are developed in the virtual environment with intelligent agents to promote students' learning experience and efficiency. Teachable agent is a kind of...
Provided by Nanyang Technological University
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White Papers
Similarity-Aware Query Allocation in Sensor Networks With Multiple Base Stations
July 31, 2007, 12:00am PDT
In this paper, the authors consider a large scale sensor network comprising multiple, say K, base stations and a large number of wireless sensors. Such an infrastructure is expected to be more...
Provided by Nanyang Technological University
-
White Papers
Replica Placement in P2P Storage: Complexity and Game Theoretic Analyses
March 26, 2010, 12:00am PDT
In peer-to-peer storage systems, peers replicate each others' data in order to increase availability. If the matching is done centrally, the algorithm can optimize data availability in an...
Provided by Nanyang Technological University
-
White Papers
Variable-Length Signatures for Intrusion Detection
March 27, 2008, 12:00am PDT
Intrusion detection has become a basic infrastructure to guarantee the security of most inter-networking applications. With more inter-networking applications in the Internet nowadays, enormous...
Provided by Nanyang Technological University
-
White Papers
Mobile Diffusion and Development: Issues and Challenges of M-Government With India in Perspective
March 13, 2009, 12:00am PDT
Mobile telephony has emerged as the new frontier where governments around the world are making themselves more accessible through the remote delivery of government services and faster rate of data...
Provided by Nanyang Technological University
-
White Papers
A Wire-tap Approach to Enhance Security in Communication Systems Using the Encoding-Encryption Paradigm
December 12, 2011, 12:00am PST
Motivated by the GSM system, the authors consider communication systems which employ the encoding-encryption paradigm of first encoding the data before encrypting it for transmission. They add one...
Provided by Nanyang Technological University
-
White Papers
Compressed Data Aggregation for Energy Efficient Wireless Sensor Networks
May 3, 2011, 12:00am PDT
As a burgeoning technique for signal processing, Compressed Sensing (CS) is being increasingly applied to wireless communications. However, little work is done to apply CS to multi-hop networking...
Provided by Nanyang Technological University
-
White Papers
LEEN: Locality/Fairness-Aware Key Partitioning for MapReduce in the Cloud
October 12, 2010, 12:00am PDT
This paper investigates the problem of Partitioning Skew in MapReduce-based system. The authors' studies with Hadoop, a widely used MapReduce implementation, demonstrate that the presence of...
Provided by Nanyang Technological University
-
White Papers
Admission Control Based on Rate-Variance Envelop for VBR Traffic Over IEEE 802.11e HCCA WLANs
August 9, 2007, 12:00am PDT
With the increasing popularity of using WLANs for Internet access, the controlled channel access mechanism in IEEE 802.11e WLANs, HCCA, has received much more attention since its inherent...
Provided by Nanyang Technological University
-
White Papers
Packet Delay Analysis on IEEE 802.11 DCF Under Finite Load Traffic in Multi-Hop Ad Hoc Networks
June 9, 2009, 12:00am PDT
In this paper, the average packet delay on IEEE 802.11 DCF under finite load traffic in multi-hop ad hoc networks is analyzed. The authors employ a Markov chain model to analyze the probability of...
Provided by Nanyang Technological University
-
White Papers
Multiple Task Scheduling for Low-Duty-Cycled Wireless Sensor Networks
January 15, 2011, 12:00am PST
For energy conservation, a wireless sensor network is usually designed to work in a low-duty-cycle mode, in which a sensor node keeps active for a small percentage of time during its working...
Provided by Nanyang Technological University
-
White Papers
PET: Probabilistic Estimating Tree for Large-Scale RFID Estimation
February 14, 2011, 12:00am PST
Radio Frequency IDentification (RFID) technology has recently attracted dramatic attentions from the research community. A typical RFID system consists of RFID readers, RFID tags, and the...
Provided by Nanyang Technological University
-
White Papers
Fast Tag Searching Protocol for Large-Scale RFID Systems
August 26, 2011, 12:00am PDT
Fast searching a particular subset in a large number of products attached with RFID tags is of practical importance for a variety of applications but not yet thoroughly investigated. Since the...
Provided by Nanyang Technological University
-
White Papers
Self-Organization of Wireless Ad Hoc Networks as Small Worlds Using Long Range Directional Beams
September 25, 2011, 12:00am PDT
The authors study how long range directional beams can be used for self-organization of a wireless network to exhibit small world properties. Using simulation results for randomized beamforming as...
Provided by Nanyang Technological University
-
White Papers
Minimum-Energy All-to-All Multicasting in Multi-Hop Wireless Networks
September 24, 2011, 12:00am PDT
Designing energy-efficient all-to-all multicasting protocols is of great importance for multi-hop wireless networks such as wireless sensor networks and wireless ad hoc networks. In an all-to-all...
Provided by Nanyang Technological University
-
White Papers
GeoQuorum: Load Balancing and Energy Efficient Data Access in Wireless Sensor Networks
January 5, 2011, 12:00am PST
When data productions and consumptions are heavily unbalanced and when the origins of data queries are spatially and temporally distributed, the so called in-network data storage paradigm...
Provided by Nanyang Technological University
-
White Papers
A Survey of Mobile Cloud Computing: Architecture, Applications, and Approaches
September 5, 2011, 12:00am PDT
Together with an explosive growth of the mobile applications and emerging of cloud computing concept, Mobile Cloud Computing (MCC) has been introduced to be a potential technology for mobile...
Provided by Nanyang Technological University
-
White Papers
Tight Analysis of Shortest Path Convergecast in Wireless Sensor Networks
August 13, 2010, 12:00am PDT
The authors consider the convergecast problem in wireless sensor networks where readings generated by each sensor node are to reach the sink. Since a sensor reading can usually be encoded in a few...
Provided by Nanyang Technological University
-
White Papers
Channel Resource Allocation for VoIP Applications in Collaborative IEEE 802.11/802.16 Networks
July 22, 2010, 12:00am PDT
Collaborations between the IEEE 802.11 and the IEEE 802.16 networks operating in a common spectrum offers dynamic allocate bandwidth resources to achieve improved performance for network...
Provided by Nanyang Technological University
-
White Papers
Ubiquitous Data Collection for Mobile Users in Wireless Sensor Networks
January 9, 2011, 12:00am PST
The authors study the ubiquitous data collection for mobile users in wireless sensor networks. People with handheld devices can easily interact with the network and collect data. They propose a...
Provided by Nanyang Technological University
-
White Papers
3DQS: Distributed Data Access in 3D Wireless Sensor Networks
February 1, 2011, 12:00am PST
This paper proposes novel mechanisms to access sensory data in a distributed fashion in 3D wireless sensor networks. As these networks have their nodes deployed in 3D volumes, the authors first...
Provided by Nanyang Technological University
-
White Papers
Cooperative Retransmissions Through Collisions
March 8, 2011, 12:00am PST
Interference in wireless networks is one of the key capacity-limiting factors. Recently developed interference-embracing techniques show promising performance on turning collisions into useful...
Provided by Nanyang Technological University
-
White Papers
Cloud-Based Semantic Service-Oriented Content Provisioning Architecture for Mobile Learning
May 30, 2011, 12:00am PDT
Exploiting mobile technologies for educational purposes has promises of realizing ubiquitous, unobtrusive, personal and situated learning. The advent of cloud computing has meant that all the...
Provided by Nanyang Technological University
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White Papers
A Neural Network Based Spectrum Prediction Scheme for Cognitive Radio
January 13, 2010, 12:00am PST
The Cognitive Radio (CR) technology enables the unlicensed users to share the spectrum with the licensed users on a non-interfering basis. Spectrum sensing is an important function for the...
Provided by Nanyang Technological University
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White Papers
An Opportunistic Spectrum Scheduling Scheme for Multi-Channel Cognitive Radio Networks
May 4, 2010, 12:00am PDT
In this paper, the authors develop an opportunistic spectrum scheduling scheme for cognitive radio networks. In the proposed scheme, the channel status (i.e., whether being occupied by primary...
Provided by Nanyang Technological University
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White Papers
Optimal Bandwidth Allocation With Dynamic Service Selection in Heterogeneous Wireless Networks
July 15, 2010, 12:00am PDT
Bandwidth allocation for different service classes in heterogeneous wireless networks is an important issue for service provider in terms of balancing service quality and profit. It is especially...
Provided by Nanyang Technological University
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White Papers
Optimal Content Transmission Policy in Publish-Subscribe Mobile Social Networks
July 15, 2010, 12:00am PDT
The authors consider the problem of dynamic content distribution in publish-subscribe mobile social networks. Mobile users subscribe to the content provider. Then, when new content is created, the...
Provided by Nanyang Technological University
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White Papers
Maximize Secondary User Throughput Via Optimal Sensing in Multi-Channel Cognitive Radio Networks
July 20, 2010, 12:00am PDT
In a cognitive radio network, the full-spectrum is usually divided into multiple channels. However, due to the hardware and energy constraints, a cognitive user (also called secondary user) may...
Provided by Nanyang Technological University
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White Papers
Optimal Power Control in Interference-Limited Cognitive Radio Networks
August 13, 2010, 12:00am PDT
Power control for multiple cognitive radios is investigated for broadcast service under the coverage of primary base station. Multiple secondary broadcasting base stations are assumed to operate...
Provided by Nanyang Technological University
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White Papers
A Dynamic Relay Selection Scheme for Mobile Users in Wireless Relay Networks
December 29, 2010, 12:00am PST
Cooperative communication has attracted dramatic attention in the last few years due to its advantage in mitigating channel fading. Despite much effort that has been made in theoretical analysis...
Provided by Nanyang Technological University
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White Papers
Optimal Power Allocation for Secondary Users in Cognitive Relay Networks
December 21, 2010, 12:00am PST
The authors consider a Cognitive Relay Network (CRN) where the Secondary Users (SUs) are involved as cooperative relays in a Primary User's (PU) communication. To avoid generating interference to...
Provided by Nanyang Technological University
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White Papers
Performance Analysis of Cognitive Radio Spectrum Access With Prioritized Traffic
January 27, 2011, 12:00am PST
Dynamic Spectrum Access (DSA) is an important design aspect for the cognitive radio networks. Most of the existing DSA schemes are to govern the unlicensed user (i.e., secondary user) traffic in a...
Provided by Nanyang Technological University
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White Papers
Dynamic Bandwidth Allocation Under Uncertainty in Cognitive Radio Networks
July 26, 2011, 12:00am PDT
The authors consider the problem of dynamic bandwidth allocation among different service classes under uncertainty in cognitive radio networks. In such networks, the secondary users compete for...
Provided by Nanyang Technological University
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White Papers
On Hierarchical Cooperation Formation in Mobile Infostation Networks
July 23, 2011, 12:00am PDT
Mobile infostation networks which achieve content distribution by exploiting the opportunistic contact among Mobile Users (MUs) and Access Points (APs) have attracted a lot of attention in the...
Provided by Nanyang Technological University
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White Papers
Payoff Allocation of Service Coalition in Wireless Mesh Network: A Cooperative Game Perspective
July 25, 2011, 12:00am PDT
In Wireless Mesh Network (WMN), multiple Service Providers (SPs) can cooperate to share resources (e.g., relay nodes and spectrum), to serve their collective subscribed customers for better...
Provided by Nanyang Technological University
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White Papers
A Distributed MAC Scheme Supporting Voice Services in Mobile Ad Hoc Networks
February 18, 2009, 12:00am PST
Future mobile ad hoc networks are expected to support voice traffic. The requirement for small delay and jitter of voice traffic poses a significant challenge for Medium Access Control (MAC) in...
Provided by Nanyang Technological University
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White Papers
DelQue: A Socially-Aware Delegation Query Scheme in Delay Tolerant Networks
October 27, 2010, 12:00am PDT
In Delay Tolerant Networks (DTNs), information search is an important topic, which has not been widely investigated yet. Recently, pervasive and ubiquitous computing scenarios are pushing...
Provided by Nanyang Technological University
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White Papers
Cooperative Virtual Machine Management for Multi-Organization Cloud Computing Environment
December 8, 2010, 12:00am PST
In cloud computing, organizations can form the cooperation to share the available resource to reduce the cost. This is referred to as the multi-organization cloud computing environment. In this...
Provided by Nanyang Technological University
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White Papers
Improved Meet-in-the-Middle Cryptanalysis of KTANTAN
April 27, 2011, 12:00am PDT
The authors revisit meet-in-the-middle attacks on block ciphers and recent developments in meet-in-the-middle preimage attacks on hash functions. Despite the presence of a secret key in the block...
Provided by Nanyang Technological University
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White Papers
Asia's Sovereign Wealth Funds And Reform Of The Global Reserve System
August 1, 2010, 12:00am PDT
This paper explores the potential contribution of Asia's Sovereign Wealth Funds (SWFs) to the reform of the global foreign exchange reserve system. By diversifying the investment of Asia's huge...
Provided by Nanyang Technological University
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White Papers
A Multi-Objective Memetic Algorithm Based Clustering Method
May 16, 2008, 12:00am PDT
Data clustering is a challenging problem where clustering algorithms are only based on one criterion, which is able to reveal all types of structures presenting in the data. It is unfeasible to...
Provided by Nanyang Technological University
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