Now showing items 122-141 of 193

    • A Patient-centric, Attribute-based, Source-verifiable Framework for Health Record Sharing 

      Mohan, Apurva; Bauer, David; Blough, Douglas M.; Ahamad, Mustaque; Bamba, Bhuvan; Krishnan, Ramkumar; Liu, Ling; Mashima, Daisuke; Palanisamy, Balaji (Georgia Institute of Technology, 2009)
      The storage of health records in electronic format, and the wide-spread sharing of these records among different health care providers, have enormous potential benefits to the U.S. healthcare system. These benefits ...
    • Performance-driven Global Placement via Adaptive Network Characterization 

      Ekpanyapong, Mongkol; Lim, Sung Kyu (Georgia Institute of Technology, 2003)
      Delay minimization continues to be an important objective in the design of high-performance computing system. In this paper, we present an effective methodology to guide the delay optimization process of the mincut-based ...
    • Persistent Residual Increase in Server Processing Time 

      Mansour, Mohamed S.; Schwan, Karsten (Georgia Institute of Technology, 2006)
      In this case study we present our observations of a query processing engine running at a server farm operated by one of our industrial partners. We examine the query engine response time (termed MSBFS) under a variety ...
    • Personal Clouds: Sharing and Integrating Networked Resources to Enhance End User Experiences 

      Jang, Minsung; Schwan, Karsten; Bhardwaj, Ketan; Gavrilovska, Ada; Avasthi, Adhyas (Georgia Institute of Technology, 2013)
      End user experiences on mobile devices with their rich sets of sensors are constrained by limited device battery lives and restricted form factors, as well as by the ‘scope’ of the data available locally. The 'Personal ...
    • A Petri Net Approach to Analysis and Composition of Web Services 

      Xiong, PengCheng; Fan, YuShun; Zhou, MengChu (Georgia Institute of Technology, 2009)
      Business Process Execution Language for Web Services (BPEL) is becoming the industrial standard for modeling web service-based business processes. Behavioral compatibility for web service composition is one of the most ...
    • Physical Layout Automation for System-On-Packages 

      Lim, Sung Kyu (Georgia Institute of Technology, 2003)
      System-On-Package (SOP) paradigm proposes a unified chip-plus-package view of the design process, where heterogeneous system components such as digital ICs, analog/RF ICs, memory, optical interconnects, MEMS, and passive ...
    • POD: A Parallel-On-Die Architecture 

      Woo, Dong Hyuk; Fryman, Joshua Bruce; Knies, Allan D.; Eng, Marsha; Lee, Hsien-Hsin Sean (Georgia Institute of Technology, 2007-05)
      As power constraints, complexity and design verification cost make it difficult to improve single-stream performance, parallel computing paradigm is taking a place amongst mainstream high-volume architectures. Most current ...
    • A Power Capping Controller for Multicore Processors 

      Almoosa, Nawaf; Song, William; Wardi, Yorai; Yalamanchili, Sudhakar (Georgia Institute of Technology, 2011)
      This paper presents an online controller for tracking power-budgets in multicore processors using dynamic voltage-frequency scaling. The proposed control law comprises an integral controller whose gain is adjusted online ...
    • Power Modeling for GPU Architecture Using McPAT 

      Lim, Jieun; Lakshminarayana, Nagesh B.; Kim, Hyesoon; Song, William; Yalamanchili, Sudhakar; Sung, Wonyong (Georgia Institute of Technology, 2013)
      Graphics Processing Units (GPUs) are very popular for both graphics and general-purpose applications. Since GPUs operate many processing units and manage multiple levels of memory hierarchy, they consume a significant ...
    • Power- and area-efficient single SISO architecture of Turbo decoder 

      Lee, Dongwon; Wolf, Wayne (Georgia Institute of Technology, 2009)
      In this paper, we propose a power- and area-efficient architecture of Turbo decoder. In order to improve the nonfunctional performance metrics such as power consumption and area, we use the trade-off method between bit ...
    • 𝜖-PPI: Searching Information Networks with Quantitative Privacy Guarantee 

      Tang, Yuzhe; Liu, Ling; Iyengar, Arun (Georgia Institute of Technology, 2014)
      In information sharing networks, having a privacy preserving index (or PPI) is critically important for providing efficient search on access controlled content across distributed providers while preserving privacy. An ...
    • Practical Share Renewal for Large Amounts of Data 

      Subbiah, Arun; Blough, Douglas M. (Georgia Institute of Technology, 2005)
      Threshold secret sharing schemes encode data into several shares such that a threshold number of shares can be used to recover the data. Such schemes provide confidentiality of stored data without using encryption, thus ...
    • PreDatA - Preparatory Data Analytics on Peta-Scale Machines 

      Zheng, Fang; Abbasi, Hasan; Docan, Ciprian; Lofstead, Jay; Klasky, Scott; Liu, Qing; Parashar, Manish; Podhorszki, Norbert; Schwan, Karsten; Wolf, Matthew (Georgia Institute of Technology, 2010)
      Peta-scale scientific applications running on High End Computing (HEC) platforms can generate large volumes of data. For high performance storage and in order to be useful to science end users, such data must be organized ...
    • PRIVACYGRID: Supporting Anonymous Location Queries in Mobile Environments 

      Bamba, Bhuvan; Liu, Ling (Georgia Institute of Technology, 2007)
      We present PRIVACYGRID − a framework for supporting anonymous location-based queries in mobile information delivery systems. The PRIVACYGRID framework offers three unique capabilities. First, we provide a location ...
    • Probabilistic Slicing for Predictive Impact Analysis 

      Santelices, Raul; Harrold, Mary Jean (Georgia Institute of Technology, 2010)
      Program slicing is a technique that determines which statements in a program affect or are affected by another statement in that program. Static forward slicing, in particular, can be used for impact analysis by identifying ...
    • Processing Moving Queries over Moving Objects Using Motion Adaptive Indexes 

      Gedik, Bugra; Wu, Kun-Lung; Yu, Philip S.; Liu, Ling (Georgia Instiute of Technology, 2004)
      This paper describes a motion adaptive indexing scheme for efficient evaluation of moving queries (MQs) over moving objects. It uses the concept of motion-sensitive bounding boxes to model the dynamic behavior of both ...
    • Profile-Guided Microarchitectural Floorplanning for Deep Submicron Processor Design 

      Ekpanyapong, Mongkol; Minz, Jacob Rajkumar; Watewai, Thaisiri; Lee, Hsien-Hsin Sean; Lim, Sung Kyu (Georgia Institute of Technology, 2003)
      As process technology migrates to deep submicron with feature size less than 100nm, global wire delay is becoming a major hindrance in keeping the latency of intra-chip communication within a single cycle, thus decaying ...
    • Rate Control for Threads in Streaming Applications 

      Mandviwala, Hasnain A.; Harel, Nissim; Ramachandran, Umakishore; Knobe, Kathleen (Georgia Institute of Technology, 2004-04-06)
      A large emerging class of interactive multimedia streaming applications can be represented as a coarse-grain, pipelined, dataflow graph. Such applications are ideal candidates for execution on a high-performance cluster. ...
    • Reasoning about Time, Location, and Identity in Distributed Pervasive Computing 

      Adhikari, Sameer; Ramachandran, Umakishore (Georgia Institute of Technology, 2004)
      To become a reality Pervasive Computing, among other things, needs new kinds of middleware. In this paper we present an important middleware that helps pervasive computing applications reason about events using time, ...
    • A Recovery Conscious Framework for Fault Resilient Storage Systems 

      Seshadri, Sangeetha; Liu, Ling; Chiu, Lawrence; Constantinescu, Cornel; Balachandran, Subashini (Georgia Institute of Technology, 2007)
      In this paper we present a recovery-conscious framework for improving the fault resiliency and recovery efficiency of highly concurrent embedded storage software systems. Our framework consists of a three-tier architecture ...