Now showing items 297-316 of 918

    • Faking Sandy: Characterizing and Identifying Fake Images on Twitter during Hurricane Sandy 

      Gupta, Aditi; Lamba, Hemank; Kumaraguru, Ponnurangam; Joshi, Anupam (ACM, 2013-05-13)
      In today’s world, online social media plays a vital role during real world events, especially crisis events. There are both positive and negative effects of social media coverage of events -- it can be used by authorities ...
    • Fast estimation of genetic correlation for Biobank-scale data 

      Wu, Yue; Yaschenko, Anna; Heydary, Mohammadreza Hajy; Sankararaman, Sriram (Cold Spring Harbor Laboratory, 2019-01-20)
      Genetic correlation, i.e., the proportion of phenotypic correlation across a pair of traits that can be explained by genetic variation, is an important parameter in efforts to understand the relationships among complex ...
    • Fast estimation of genetic correlation for Biobank-scale data 

      Wu, Yue; Yaschenko, Anna; Heydary, Mohammadreza Hajy; Sankararaman, Sriram (Cold Spring Harbor Laboratory, 2019-01-20)
      Genetic correlation, i.e., the proportion of phenotypic correlation across a pair of traits that can be explained by genetic variation, is an important parameter in efforts to understand the relationships among complex ...
    • Fast simulation of mass-spring systems 

      Liu, Tiantian; Bargteil, Adam W.; O'Brien, James F.; Kavan, Ladislav (ACM, 2013-11)
      We describe a scheme for time integration of mass-spring systems that makes use of a solver based on block coordinate descent. This scheme provides a fast solution for classical linear (Hookean) springs. We express the ...
    • Fault Tolerant Variable Block Carry Skip Logic (VBCSL) using Parity Preserving Reversible Gates 

      Islam, Md. Saiful; Rahman, Muhammad Mahbubur; Begum, Zerina; Hafiz, Mohd. Zulfiquar (2010-09-20)
      Reversible logic design has become one of the promising research directions in low power dissipating circuit design in the past few years and has found its application in low power CMOS design, digital signal processing ...
    • Feasibility and mitigation of false data injection attacks in smart grid 

      Khanna, Kush; Joshi, Anupam (IEEE, 2016-10-06)
      The power grid is evolving rapidly. With the addition of micro-grids and renewable energy resources, and increasing automation in decision-making enabled by sensors, the grid has become very complex. Research in the area ...
    • FEAT: A Fairness-Enhancing and Concept-Adapting Decision Tree Classifier 

      Zhang, Wenbin; Bifet, Albert (Springer, Cham, 2020-10-15)
      Fairness-aware learning is increasingly important in socially-sensitive applications for the sake of achieving optimal and non-discriminative decision-making. Most of the proposed fairness-aware learning algorithms process ...
    • Feeds That Matter: A Study of Bloglines Subscriptions 

      Java, Akshay; Kolari, Pranam; Finin, Tim; Joshi, Anupam; Oates, Tim (2007-03-25)
      David Sifry's latest quarterly report on the state of the Blogosphere states that ``the size of the Blogosphere continues to double every six months". According to this report there are 33.5 million weblogs and many of ...
    • Field localization and enhancement near the Dirac point of a finite defectless photonic crystal 

      D’Aguanno, Giuseppe; Mattiucci, Nadia; Conti, Claudio; Bloemer, Mark J. (American Physical Society, 2013-02-26)
      We use a rigorous electromagnetic approach to show the existence of strongly localized modes in the stop band of a linear, two-dimensional, finite photonic crystal near its Dirac point. At normal incidence, the crystal ...
    • Field localization and enhancement of phase-locked second- and third-order harmonic generation in absorbing semiconductor cavities 

      Roppo, V.; Cojocaru, C.; Raineri, F.; D’Aguanno, G.; Trull, J.; Halioua, Y.; Raj, R.; Sagnes, I.; Vilaseca, R.; Scalora, M. (American Physical Society, 2009-10-26)
      We predict and experimentally observe the enhancement by three orders of magnitude of phase mismatched second and third harmonic generation in a GaAs cavity at 650 and 433 nm, respectively, well above the absorption edge. ...
    • Finding Appropriate Semantic Web Ontology Terms from Words 

      Han, Lushan; Yesha, Yelena; Salkeld, Robin; Martineau, Justin; Ding, Li; Joshi, Anupam (2009-05-01)
      The Semantic Web was designed to unambiguously define and use ontologies to encode data and knowledge on the Web. Many people find it difficult, however, to write complex RDF statements and queries because doing so requires ...
    • Finding Semantic Web Ontology Terms from Words 

      Han, Lushan; Finin, Tim; Yesha, Yelena (2009-10-27)
      The Semantic Web was designed to unambiguously define and use ontologies to encode data and knowledge on the Web. Many people find it difficult, however, to write complex RDF statements and queries because it requires ...
    • Flexible and Adaptive Fairness-aware Learning in Non-stationary Data Streams 

      Zhang, Wenbin; Zhang, Mingli; Zhang, Ji; Liu, Zhen; Chen, Zhiyuan; Wang, Jianwu; Raff, Edward; Messina, Enza
      Artificial intelligence (AI)-based decision-making systems are employed nowadays in an ever growing number of online as well as offline services–some of great importance. Depending on sophisticated learning algorithms and ...
    • Flexible polyimide based 34-channel electrode arrays for mouse EEG measurement 

      Chowdhury, Fatima Nafisa; Sood, Rachit; Nam, Hyungwoo; Lobo, Mary Kay; Choa, Fow-Sen (SPIE, 2019-05-02)
      Electroencephalogram (EEG) recording is a widely used method to measure electrical activity in the brain. Rodent EEG brain recording not only is noninvasive but also has the advantages to accomplish full brain monitoring, ...
    • Fluid Simulation on Unstructured Quadrilateral Surface Meshes 

      Bhattacharya, Haimasree; Levine, Joshua A.; Bargteil, Adam W.
      In this paper, we present a method for fluid simulation on unstructured quadrilateral surface meshes. We solve the Navier-Stokes equations by performing the traditional steps of fluid simulation, semi-Lagrangian advection ...
    • Following directions using statistical machine translation 

      Matuszek, Cynthia; Fox, Dieter; Koscher, Karl (IEEE, 2010-04-22)
      Mobile robots that interact with humans in an intuitive way must be able to follow directions provided by humans in unconstrained natural language. In this work we investigate how statistical machine translation techniques ...
    • Fooling Network Interpretation in Image Classification 

      Subramanya, Akshayvarun; Pillai, Vipin; Pirsiavash, Hamed (2019-09-24)
      Deep neural networks have been shown to be fooled rather easily using adversarial attack algorithms. Practical methods such as adversarial patches have been shown to be extremely effective in causing misclassification. ...
    • Formal Methods Analysis of the Secure Remote Password Protocol 

      Sherman, Alan T.; Lanus, Erin; Liskov, Moses; Zieglar, Edward; Chang, Richard; Golaszewski, Enis; Wnuk-Fink, Ryan; Bonyadi, Cyrus J.; Yaksetig, Mario; Blumenfeld, Ian (2020-03-16)
      We analyze the Secure Remote Password (SRP) protocol for structural weaknesses using the Cryptographic Protocol Shapes Analyzer (CPSA) in the first formal analysis of SRP (specifically, Version 3). SRP is a widely deployed ...
    • Formation of optical supramolecular structures in a fibre laser by tailoring long-range soliton interactions 

      He, W.; Pang, M.; Yeh, D. H.; Huang, J.; Menyuk, C. R.; Russell, P. St. J. (Nature, 2019-12-17)
      Self-assembly of fundamental elements through weak, long-range interactions plays a central role in both supramolecular DNA assembly and bottom-up synthesis of nanostructures. Optical solitons, analogous in many ways to ...
    • A Framework for Distributed Trust Management 

      Kagal, Lalana; Cost, Scott; Finin, Timothy; Peng, Yun (2001)
      This paper discusses our infrastructure for handling distributed security and trust. It outlines a method for access control across domains that handles complex inter domain trust relationships. We have developed a flexible ...