Now showing items 21-40 of 74

  • Detection and repair of flash-eye in handheld devices 

    Corcoran, Peter; Bigioi, Petronel; Nanu, Florin (IEEE, 2014)
    Red-eye and flash-eye defects in still photography continue to cause problems for digital imaging devices. New variants of flash-eye defects have appeared as cameras and cameras sub-systems get smaller in size. This paper ...
  • Determining Unique Fingerprint Features for Biometric Encoding of Data 

    Cucu, Catalin; Cucos, Alex; Corcoran, Peter (2008)
    A novel approach to determining unique fingerprint features with high repeatibility is described. The techniques described are particularly suitable for CE applications and devices employing inexpensive capacitative ...
  • Digital imaging services using PTP (picture transfer protocol) 

    Corcoran, Peter (IEEE, 2002-06-20)
    Interconnectivity of digital cameras with other devices seems to be one of the main concerns of consumers and digital camera manufacturers. Interconnectivity features in digital cameras provide better usage of digital ...
  • A dual image processing pipeline camera with CE applications 

    Andorko, Istvan; Corcoran, Peter; Bigioi, Petronel (2011)
    The implementation of a dual image processing pipeline camera on a state-of-art FPGA system is described. This camera can simultaneously acquire dual images of a scene and process, analyze and merge both images to enable ...
  • Effect of modeling approach on climate change focused life cycle assessments for a contemporary smartphone device 

    Corcoran, Peter; Andrae, Anders S.G.; Samuli Vaija, Mikko; Garcia, Catherine; Dechenaux, Elisabeth (2014)
    Life cycle assessments (LCA) of consumer electronics and beyond are usually performed and reported very differently. As a result it is often difficult to assess the robustness, variability and transparency of reported LCA ...
  • Electricity in a Climate Constrained World [Book Review] 

    Corcoran, Peter (IEEE, 2014-01)
    This latest study by the International Energy Agency (IEA) on world electricity consumption, its current status, and the most likely developments we are going to see during the next few years. If you are familiar with ...
  • Enabling Legacy PTP Cameras and Printers as Networked PTP/IP Appliances 

    Corcoran, Peter (IEEE, 2007-04-10)
    PTP/IP is a new connectivity standard for networked imaging appliances which combines the ease of use and seamless connectivity of picture transfer protocol (PTP) with the ubiquity of TCP/IP networks. In this paper we ...
  • Enhanced real-time face models from stereo imaging for gaming applications 

    Ionita, Mircea C.; Andorko, Istvan; Corcoran, Peter (IEEE, 2009-10-23)
    Techniques for improved 2D active appearance face models are presented. When these are applied to stereoscopic image pairs we show that sufficient information on image depth is obtained to generate an approximate 3D face ...
  • Evaluation of Combined Visible/NIR Camera for Iris Authentication on smartphones 

    Thavalengal, Shejin; Bigioi, Petronel; Corcoran, Peter (IEEE, 2015)
    Iris biometrics provide a mature and robust method of authentication, but are typically applied in a controlled environment and under constrained acquisition conditions. In this paper, the adaption of iris biometrics for ...
  • Facial enhancement and beautification for HD video cameras 

    Corcoran, Peter (IEEE, 2011)
    Influenced by the widespread adoption of HDTV consumer imaging devices have begun to feature full HD (high density) video capture. With this high-resolution capability, small imperfections in human faces are captured with ...
  • Facial expression modeling using component AAM models - Gaming applications 

    Bacivarov, Ioana; Corcoran, Peter (IEEE, 2009-10-23)
    In this paper we provide preliminary results on a new modeling approach for improved determination of facial expressions from a low-resolution video stream. An initial proof-of-concept using an extension of an Active ...
  • Facial expression modeling using component AAM models-Gaming applications 

    Bacivarov, Ioana; Corcoran, Peter (2009)
    In this paper we provide preliminary results on a new modeling approach for improved determination of facial expressions from a low-resolution video stream. An initial proof-of-concept using an extension of an Active ...
  • Fast A/V channel switching on a wireless home network 

    Corcoran, Peter; Callaly, Frank (IEEE, 2005-11-21)
    A method of enabling fast switching between multimedia streams on an 802.11g network is described. This technique is particularly useful for A/V home network applications where it is desirable to simulate the fast channel ...
  • FPGA based stereo imaging system with applications in computer gaming 

    Andorko, Istvan; Corcoran, Peter (IEEE, 2009-10-23)
    A real-time stereo imaging system is described. It incorporates dual image acquisition chains on a single FPGA device and is able to provide real-time synchronized video output from twin CMOS imaging sensors. The platform ...
  • An FPGA-based stereoscopic camera - electronic design tools and techniques 

    Andorko, Istvan; Corcoran, Peter; Bigioi, Petronel (IEEE, 2010-08-05)
    Electronic design tools and techniques for the implementation of a stereoscopic camera based on an FPGA (Field Programmable Gate Array) are presented. The stages of an IPP (Image Processing Pipeline) are presented together ...
  • Half-face detector for enhanced performance of flash-eye filter 

    Corcoran, Peter; Bigioi, Petronel (IEEE, 2013-01-12)
    Red-eye and flash-eye defects in still photography continue to cause problems for digital imaging devices. New variants of flash-eye defects have appeared as cameras and cameras sub-systems get smaller in size. This paper ...
  • Hardware implementation of a real-time 3D video acquisition system 

    Andorko, Istvan; Corcoran, Peter (IEEE, 2010-07-15)
    An implementation of a real-time 3D video acquisition system on a single FPGA is presented. Our approach is based on the use of stereo image sensors and can display real-time 3D video when combined with shutter glasses. ...
  • Home gateway architecture for generic multimedia services 

    Cucos, A.; Corcoran, Peter; Bigioi, Petronel; Hanrahan, R.B.W. (1999)
    Development of a prototype residential gateway based on low-cost off-the-shelf PC components is described. The goal is to show how such a gateway might operate to satisfy the requirements of a broad spectrum of customer ...
  • Home networking middleware infrastructure for improved audio/video appliance functionality and interoperability 

    Corcoran, Peter; Cucos, Alex; Callaly, Frank (IEEE, 2006-05-15)
    A software architecture is described which significantly improves the accessability of multiple home appliances on a heterogeneous home network. Methods for aggregating devices into virtual clusters on a local middleware ...
  • Hybrid video-frame pre-processing architecture for HD-video 

    Bigioi, Petronel; Corcoran, Peter (IEEE, 2011)
    As imaging devices begin to support full frame rate video at 720p and higher resolutions image processing algorithms which operate on full image frames become severely challenged due to both the processing costs of operating ...