Browsing College of Engineering (COE) by Title

Now showing items 1667-1686 of 3855

    • I-Schools as a Natural Home for Digital Libraries Education 

      Wildemuth, Barbara M.; Pomerantz, Jeffrey P.; Oh, Sanghee; Yang, Seungwon; Fox, Edward A. (2009-01-19)
      Given that digital libraries (DLs) bring together technology, information, and people who use information, it can easily be argued that i-schools should play a central role in educating DL professionals. This study examines ...

    • I/O Schedulers for Proportionality and Stability on Flash-Based SSDs in Multi-Tenant Environments 

      Kim, Jaeho; Lee, Eunjae; Noh, Sam H. (2019-12-30)
      The use of flash based Solid State Drives (SSDs) has expanded rapidly into the cloud computing environment. In cloud computing, ensuring the service level objective (SLO) of each server is the major criterion in designing ...

    • Iaverage current mode (ACM) control for switching power converters 

      Electrical and Computer Engineering; Center for Power Electronics Systems (CPES); Virginia Tech Intellectual Properties, Inc.; Lee, Fred C.; Mattavelli, Paolo; Yan, Yingyi (United States Patent and Trademark Office, 2016-05-17)
      Providing a fast current sensor direct feedback path to a modulator for controlling switching of a switched power converter in addition to an integrating feedback path which monitors average current for control of a modulator ...

    • Identification and analysis of the N-6-methyladenosine in the Saccharomyces cerevisiae transcriptome 

      Chen, Wei; Tran, Hong; Liang, Zhiyong; Lin, Hao; Zhang, Liqing (Springer Nature, 2015-09-07)
      Knowledge of the distribution of N-6-methyladenosine (m(6)A) is invaluable for understanding RNA biological functions. However, limitation in experimental methods impedes the progress towards the identification of m(6)A ...

    • Identification of Differentially Methylated Sites with Weak Methylation Effects 

      Tran, Hong; Zhu, Hongxiao; Wu, Xiaowei; Kim, Gunjune; Clarke, Christopher R.; Larose, Hailey; Haak, David C.; Askew, Shawn D.; Barney, Jacob; Westwood, James H.; Zhang, Liqing (MDPI, 2018-02-08)
      Deoxyribonucleic acid (DNA) methylation is an epigenetic alteration crucial for regulating stress responses. Identifying large-scale DNA methylation at single nucleotide resolution is made possible by whole genome bisulfite ...

    • Identification of PBX1 Target Genes in Cancer Cells by Global Mapping of PBX1 Binding Sites 

      Thiaville, Michelle M.; Stoeck, Alexander; Chen, Li; Wu, Ren-Chin; Magnani, Luca; Oidtman, Jessica; Shih, Ie-Ming; Lupien, Mathieu; Wang, Tian-Li (PLOS, 2012-05-02)
      PBX1 is a TALE homeodomain transcription factor involved in organogenesis and tumorigenesis. Although it has been shown that ovarian, breast, and melanoma cancer cells depend on PBX1 for cell growth and survival, the ...

    • Identification of soil bacteria capable of utilizing a corn ethanol fermentation byproduct 

      Packard, H.; Taylor, Z.W.; Williams, S.L.; Guimarães, P.I.; Toth, J.; Jensen, Roderick V.; Senger, Ryan S.; Kuhn, D.D.; Stevens, Ann M. (PLoS, 2019-03-08)
      A commercial corn ethanol production byproduct (syrup) was used as a bacterial growth medium with the long-term aim to repurpose the resulting microbial biomass as a protein supplement in aquaculture feeds. Anaerobic batch ...

    • Identification of Space Curves from Two-Dimensional Perspective Views 

      Watson, Layne T.; Shapiro, Linda G. (Department of Computer Science, Virginia Polytechnic Institute & State University, 1980), CS80004-R
      This paper describes a new method to be used in the recognition of three-dimensional objects with curved surfaces from two-dimensional perspective views. The method requires for each three-dimensinal object a stored model ...

    • Identifying cancer biomarkers by network-constrained support vector machines 

      Chen, Li; Xuan, Jianhua; Riggins, Rebecca B; Clarke, Robert; Wang, Yue (2011-10-12)
      Background One of the major goals in gene and protein expression profiling of cancer is to identify biomarkers and build classification models for prediction of disease prognosis or treatment response. Many traditional ...

    • Identifying disease associations via genome-wide association studies 

      Huang, Wenhui; Wang, Pengyuan; Liu, Zhen; Zhang, Liqing (2009-01-30)
      Background Genome-wide association studies prove to be a powerful approach to identify the genetic basis of different human diseases. We studied the relationship between seven diseases characterized in a previous genome-wide ...

    • Identifying Native Applications with High Assurance 

      Almohri, Hussain M. J.; Yao, Danfeng (Daphne); Kafura, Dennis G. (Department of Computer Science, Virginia Polytechnic Institute & State University, 2011), TR-11-20
      The work described in this paper investigates the problem of identifying and deterring stealthy malicious processes on a host. We point out the lack of strong application iden- tication in main stream operating systems. ...

    • Identifying Pathogenicity Islands in Bacterial Pathogenomics Using Computational Approaches 

      Che, Dongsheng; Hasan, Mohammad Shabbir; Chen, Bernard (MDPI, 2014-01-13)
      High-throughput sequencing technologies have made it possible to study bacteria through analyzing their genome sequences. For instance, comparative genome sequence analyses can reveal the phenomenon such as gene loss, gene ...

    • Identifying Product Defects from User Complaints: A Probabilistic Defect Model 

      Zhang, Xuan; Qiao, Zhilei; Tang, Lijie; Fan, Patrick (Weiguo); Fox, Edward A.; Wang, Alan (Gang) (Department of Computer Science, Virginia Polytechnic Institute & State University, 2016-03-02), TR-16-01
      The recent surge in using social media has created a massive amount of unstructured textual complaints about products and services. However, discovering and quantifying potential product defects from large amounts of ...

    • Identifying protein interaction subnetworks by a bagging Markov random field-based method 

      Chen, Li; Xuan, Jianhua; Riggins, Rebecca B.; Wang, Yue; Clark, Robert L. (Nucleic Acids Research, 2013)
      Identification of differentially expressed subnetworks from protein-protein interaction (PPI) networks has become increasingly important to our global understanding of the molecular mechanisms that drive cancer. Several ...

    • Identifying Transcriptional Regulatory Modules Among Different Chromatin States in Mouse Neural Stem Cells 

      Banerjee, Sharmi; Zhu, Hongxiao; Tang, Man; Feng, Wu-chun; Wu, Xiaowei; Xie, Hehuang (Frontiers, 2019-01-15)
      Gene expression regulation is a complex process involving the interplay between transcription factors and chromatin states. Significant progress has been made toward understanding the impact of chromatin states on gene ...

    • Identity-sensitive Points-to Analysis for the Dynamic Behavior of JavaScript Objects 

      Wei, Shiyi; Ryder, Barbara G. (Department of Computer Science, Virginia Polytechnic Institute & State University, 2013-12-13), TR-13-05
      JavaScript object behavior is dynamic and adheres to prototype-based inheritance. The behavior of a JavaScript object can be changed by adding and removing properties at runtime. Points-to analysis calculates the set of ...

    • IEEE 802.11bd & 5G NR V2X: Evolution of Radio Access Technologies for V2X Communications 

      Naik, Gaurang; Choudhury, Biplav; Park, Jung-Min (IEEE, 2019)
      With the rising interest in autonomous vehicles, developing radio access technologies (RATs) that enable reliable and low-latency vehicular communications has become of paramount importance. Dedicated short-range communications ...

    • IEEE Access Special Section Editorial: Recent Advances In Full-Duplex Radios And Networks 

      Huang, Chuan; Liu, Lingjia; Xia, Bin; Joung, Jingon; Ho, Chin Keong (IEEE, 2018)

    • Image Edge Enhancement with Two Cascaded Acousto-Optic Cells with Contrapropagating Sound 

      Cao, D. Q.; Banerjee, P. P.; Poon, Ting-Chung (Optical Society of America, 1998-02-01)
      Basic real-time programmable image-processing operations are accomplished by use of acousto-optic (AO) cells. Instead of frequency-plane filters, the AO cells are placed directly behind the object. The one-dimensional ...

    • Image Reconstruction For Bioluminescence Tomography From Partial Measurement 

      Jiang, M.; Zhou, T.; Cheng, J. T.; Cong, W. X.; Wang, Ge (Optical Society of America, 2007-09-01)
      The bioluminescence tomography is a novel molecular imaging technology for small animal studies. Known reconstruction methods require the completely measured data on the external surface, although only partially measured ...