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University of Rochester
(58 results)-
Whitepapers
Route Discovery and Caching: A Way to Improve the Scalability of Information-Centric Networking
November 21, 2012, 12:00am PST
Information Centric Networking (ICN) is a new paradigm in which the network layer provides users with content, instead of providing communication channels between hosts, and is aware of the name...
Provided by University of Rochester
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White Papers
Evaluation of Sampling for Data Mining of Association Rules
January 1, 2008, 12:00am PST
Discovery of association rules is a prototypical problem in data mining. The current algorithms proposed for data mining of association rules make repeated passes over the database to determine...
Provided by University of Rochester
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White Papers
Sleeping Multipath Routing: A Trade-Off Between Reliability and Lifetime in Wireless Sensor Networks
July 27, 2011, 12:00am PDT
In wireless sensor networks, multi-path routing is used to alleviate reliability degradation due to multi-hop transmissions over error-prone wireless channels. However, multi-path routing is not...
Provided by University of Rochester
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White Papers
FIOS: A Fair, Efficient Flash I/O Scheduler
January 22, 2012, 12:00am PST
Flash-based Solid-State Drives (SSDs) have the potential to eliminate the I/O bottlenecks in data-intensive applications. However, the large performance discrepancy between Flash reads and writes...
Provided by University of Rochester
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White Papers
Power and Energy Containers for Multicore Servers
November 29, 2011, 12:00am PST
Energy efficiency and power capping remain growing concerns in server systems. Online applications continue to evolve with new features and dynamic client-directed processing, resulting in varying...
Provided by University of Rochester
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White Papers
A Realistic Evaluation of Memory Hardware Errors and Software System Susceptibility
April 30, 2010, 12:00am PDT
Memory hardware reliability is an indispensable part of whole-system dependability. This paper presents the collection of realistic memory hardware error traces (including transient and...
Provided by University of Rochester
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White Papers
An Evaluation of Per-Chip Non-uniform Frequency Scaling on Multicores
May 4, 2010, 12:00am PDT
Concurrently running applications on multiprocessors may desire different CPU frequency/voltage settings in order to achieve performance, power, or thermal objectives. Today's multi-cores...
Provided by University of Rochester
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White Papers
A Performance Evaluation of Scientific I/O Workloads on Flash-Based SSDs
August 12, 2009, 12:00am PDT
Flash-based Solid State Disks (SSDs) are an alternative form of storage device that promises to deliver higher performance than the traditional mechanically rotating hard drives. While SSDs have...
Provided by University of Rochester
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White Papers
Hardware Execution Throttling for Multi-Core Resource Management
April 21, 2009, 12:00am PDT
Modern processors provide mechanisms (such as duty-cycle modulation and cache prefetcher adjustment) to control the execution speed or resource usage efficiency of an application. Although these...
Provided by University of Rochester
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White Papers
Towards Practical Page Coloring-Based Multi-Core Cache Management
February 12, 2009, 12:00am PST
Modern multi-core processors present new resource management challenges due to the subtle interactions of simultaneously executing processes sharing on-chip resources (particularly the L2 cache)....
Provided by University of Rochester
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White Papers
Configuration-Space Performance Anomaly Depiction
February 23, 2009, 12:00am PST
Complex distributed systems (like those based on J2EE platforms) are designed to perform well for a variety of application workloads and configuration settings. In practice, however, the system...
Provided by University of Rochester
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White Papers
The Convergence-Guaranteed Random Walk and Its Applications in Peer-to-Peer Networks
January 17, 2008, 12:00am PST
Network structure construction and global state maintenance are expensive in large-scale, dynamic peer-to-peer (p2p) networks. With inherent topology independence and low state maintenance...
Provided by University of Rochester
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White Papers
Random Walk Based Node Sampling in Self-Organizing Networks
January 1, 2012, 12:00am PST
Random walk is a means of network node sampling that requires little index maintenance and can function on almost all connected network topologies. With careful guidance, node samples following a...
Provided by University of Rochester
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White Papers
Algorithmic Programming Language Identification
November 9, 2011, 12:00am PST
Motivated by the amount of code that goes unidentified on the web, the authors introduce a practical method for algorithmically identifying the programming language of source code. Their work is...
Provided by University of Rochester
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White Papers
Modeling and Performance Analysis for Duty-Cycled MAC Protocols With Applications to S-MAC and X-MAC
March 21, 2011, 12:00am PDT
Wireless sensor networks are often battery-powered, and hence extending the network lifetime is one of the primary concerns in the ubiquitous deployment of wireless sensor networks. One approach...
Provided by University of Rochester
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Whitepapers
BaNa: A Hybrid Approach for Noise Resilient Pitch Detection
May 12, 2012, 12:00am PDT
Pitch is one of the essential features in many speech related applications. Although numerous pitch detection algorithms have been developed, as shown in this paper, the detection ratio in noisy...
Provided by University of Rochester
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Whitepapers
Cross-layer Optimization in Video Sensor Networks
May 1, 2010, 12:00am PDT
Video Sensor Networks (VSN) (also referred to as multimedia sensor networks or visual sensor networks) is being made possible by the integration of low-power wireless networking technologies with...
Provided by University of Rochester
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White Papers
InterWeave: A Middleware System for Distributed Shared State
January 1, 2008, 12:00am PST
As an alternative to message passing, Rochester's InterWeave system allows the programmer to map shared segments into programs spread across heterogeneous, distributed machines. InterWeave...
Provided by University of Rochester
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White Papers
Adaptation of TDMA Parameters Based on Network Conditions
January 1, 2009, 12:00am PST
Soft clustering of the nodes combined with Time Division Multiple Access (TDMA) channel access within a cluster has been shown to provide an energy-efficient solution for Mobile Ad-Hoc NETworks...
Provided by University of Rochester
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White Papers
Multicasting Vs. Broadcasting: What Are the Trade-Offs?
July 29, 2010, 12:00am PDT
Network-wide broadcasting and multicasting are two important routing schemes used in group communications. In network-wide broadcasting, generated packets at the source node are distributed to all...
Provided by University of Rochester
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White Papers
Searching Strategy for Multi-Target Discovery in Wireless Networks
January 1, 2011, 12:00am PST
In this paper, the authors address a fundamental problem concerning the optimal searching strategy in terms of searching cost for the multi-target discovery problem in wireless networks. In order...
Provided by University of Rochester
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White Papers
RBMulticast: Receiver Based Multicast for Wireless Sensor Networks
December 12, 2008, 12:00am PST
Multicast routing protocols typically rely on the a-priori creation of a multicast tree (or mesh), which requires the individual nodes to maintain state information. In sensor networks where...
Provided by University of Rochester
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White Papers
Feasibility and Benefits of Passive RFID Wake-Up Radios for Wireless Sensor Networks
July 26, 2010, 12:00am PDT
Energy efficiency is one of the crucial design criteria for wireless sensor networks. Idle listening constitutes a major part of energy waste, and thus solutions such as duty cycling and the use...
Provided by University of Rochester
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White Papers
Searching Strategies for Target Discovery in Wireless Networks
January 1, 2011, 12:00am PST
Information dissemination and information retrieval are the ultimate goals of wireless networks. Before information propagates within the network, the target peers, from which information is...
Provided by University of Rochester
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White Papers
Duty Cycle Control for Low-Power-Listening MAC Protocols
January 25, 2010, 12:00am PST
Energy efficiency is of the utmost importance in wireless sensor networks. The family of Low-Power-Listening MAC protocols was proposed to reduce one form of energy dissipation - idle listening, a...
Provided by University of Rochester
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White Papers
Schedule Adaptation of Low-Power-Listening Protocols for Wireless Sensor Networks
August 8, 2009, 12:00am PDT
Applications for Wireless Sensor Networks (WSN) are becoming increasingly complex, and they require the network to maintain a satisfactory level of operation for extended periods of time....
Provided by University of Rochester
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White Papers
Information-Sharing Protocol Architectures for Sensor Networks: The State of the Art and a New Solution
March 16, 2010, 12:00am PDT
Protocols for Wireless Sensor Networks (WSNs) are very diverse. Reflecting this diversity, no single protocol architecture for WSNs dominates: Programmers often modify the legacy-architecture to...
Provided by University of Rochester
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White Papers
Popularity-Biased Random Walks for Peer-to-Peer Search Under the Square-Root Principle
January 1, 2011, 12:00am PST
The square-root principle is known to achieve low search time for peer-to-peer search techniques that do not utilize query routing indices (e.g., query flooding or random walk searches). Under...
Provided by University of Rochester
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White Papers
Initial Results of Prototyping a 3-D Integrated Intra-Chip Free-Space Optical Interconnect
November 23, 2010, 12:00am PST
A new optical interconnect system for intra-chip communications based on free-space optics is summarized in this paper. All-to-all direct communications is provided using dedicated lasers and...
Provided by University of Rochester
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White Papers
Financial Regulation And Securitization: Evidence From Subprime Loans
November 1, 2008, 12:00am PDT
The authors examine the consequences of existing regulations on the quality of mortgage loans originations in the originate to distribute (OTD) market. The information asymmetries in the OTD...
Provided by University of Rochester
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White Papers
Improving QoS in Multicasting Through Adaptive Redundancy
January 6, 2009, 12:00am PST
In Mobile Ad-hoc NETworks (MANETs), Quality of Service (QoS) of a multicast protocol is one of the most important performance metrics. Channel conditions and network topology frequently change,...
Provided by University of Rochester
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White Papers
Empirical Examination of A Collaborative Web Application
July 24, 2008, 12:00am PDT
Online instructional applications, social networking sites, Wiki-based web sites, and other emerging web applications that rely on end users for the generation of web content are increasingly...
Provided by University of Rochester
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White Papers
Accounting Integration And Comparability: Evidence From Relative Performance Evaluation Around IFRS Adoption
March 1, 2010, 12:00am PST
For a sample of Continental European firms, changes were studied in the sensitivity of their CEO turnover to foreign peers' accounting performance around mandatory adoption of International...
Provided by University of Rochester
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White Papers
InterWeave: A Middleware System for Distributed Shared State
January 1, 2008, 12:00am PST
As an alternative to message passing, Rochester's InterWeave system allows the programmer to map shared segments into programs spread across heterogeneous, distributed machines. InterWeave...
Provided by University of Rochester
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White Papers
Evaluation of Sampling for Data Mining of Association Rules
January 1, 2008, 12:00am PST
Discovery of association rules is a prototypical problem in data mining. The current algorithms proposed for data mining of association rules make repeated passes over the database to determine...
Provided by University of Rochester
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White Papers
A Taxonomy of Wireless Micro-Sensor Network Models
July 31, 2007, 12:00am PDT
In future smart environments, wireless sensor networks will play a key role in sensing, collecting, and disseminating information about environmental phenomena. Sensing applications represent a...
Provided by University of Rochester
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