• A cluster based collaborative filtering method for improving the performance of recommender systems in ecommerce 

    Alahmadi, Alaa (2017-07)
    Rapid growth of E-commerce has made a huge number of products and services accessible to the users. The vast variety of options makes it difficult for the users to finalize their decisions. Recommender systems aim at ...
  • Personalized learning : promising future? [pre-print title] ; Personalized learning : current status and potential [published title] 

    Nandigam, David; Tirumala, Sreenivas Sremath; Baghaei, Nilufar (2014-12)
    The term personalized learning has proliferated over recent years especially with the advancement of several educational technologies, conceptual frameworks and mobile and wireless internet technologies. This paper ...
  • A pattern recognition for group abnormal behaviors based on Markov Random Fields energy 

    Li, Zuojin; Chen, Liukui; Ren, Zhiyong; Tirumala, Sreenivas Sremath (Institute of Electrical and Electronics Engineers (IEEE), 2014-08)
    Group abnormal behaviors often occur abruptly under video surveillance, thus bringing serious consequences. How to recognize these behaviors correctly has always been the difficulty in research on intelligence video ...
  • A new biological visual cognitive behavioural modeling for video energy computing 

    Li, Zuojin; Chen, Liukui; Ren, Zhiyong; Tirumala, Sreenivas Sremath (2014)
    As we all know, human vision is quite sensitive to abnormal behaviors, which is attributed to the discharging of the receptor cells in the brain visual cortex and the ensuing bioelectrical energy features. Inspired by this ...
  • Implementation of evolutionary algorithms for deep architectures 

    Tirumala, Sreenivas Sremath (CEUR Workshop Proceedings, 2014-11)
    Deep learning is becoming an increasingly interesting and powerful machine learning method with successful applications in many domains, such as natural language processing, image recognition, and hand-written character ...
  • Analysis and configuration of boundary difference calculations 

    Dacey, Simon; Pang, Shaoning; Song, Lei; Zhu, Lei (ICONIP, 2014-11)
    In the field of land management, stakeholders (people) everywhere have many disputes over the location of boundaries between private land and public land. We find that the stakeholders disagree with each other over boundaries. ...
  • Portability of an RF fingerprint of a wireless transmitter 

    Rehman, Saeed; Sowerby, K.; Alam, S.; Ardekani, Iman (2014-10)
    In conventional wireless networks, security issues are primarily considered above the physical layer and are usually based on bitlevel algorithms to establish the identity of a legitimate wireless device. Physical layer ...
  • Security in Virtual DMZ designs 

    Sathu, Hira; Komosny, D.; Singh, S. (Global Business and Technology Association (New York), 2014-07)
    Virtualization as a technology has existed for almost three decades now. By emulating physical resources, virtualization enables to utilize the full capacity of their hardware resources. Traditional physical DMZs (demilitarized ...
  • Impact of IPSec security on VoIP in different environments 

    Kolahi, Samad; Mudaliar, K.; Zhang, C.; Gu, Z. (2017-07)
    In this paper, the performance of VoIP on IPv4, IPv6 and 6in4 protocol with and without IPsec is compared. RTT (Round Trip Time), Throughput, Jitter and CPU usage are compared in VoIP networks. The results for throughput ...
  • Impact of security on bandwidth and latency in IEEE 802.11ac client-to-server WLAN 

    Kolahi, Samad; Almatrook, A. A (2017-07)
    In this paper, wireless 802.11ac client-server network with open system (no security) and WPA2 (Wi-Fi Protected Access 2) security is investigated. The results shows that, by implementing WPA2 security, TCP throughput of ...
  • Diabetic Mario : designing and evaluating mobile games for diabetes education 

    Baghaei, Nilufar; Nandigam, D.; Casey, John; Direito, A.; Maddison, R. (2016-06)
    Traditionally, diabetes education has relied on written materials, with limited resources available for children with diabetes. Mobile games can be effective and motivating tools for the promotion of children's health. In ...
  • Noise removal and binarization of scanned document images using clustering of features 

    Farahmand, A.; Sarrafzadeh, Hossein; Shanbehzadeh, J. (Newswood and International Association of Engineers, 2017-03)
    Old documents are in printed form. Their archiving and retrieval is expensive according in terms of space requirement and physical search. One solution is to convert these documents into electronic form using scanners. The ...
  • A survey on Internet usage and cybersecurity awareness in students 

    Tirumala, Sreenivas Sremath; Sarrafzadeh, Hossein (2016-12)
    There has been an exponential increase in the usage of the internet, particularly among students since the introduction of e-learning and Bring Your Own Device (BYO) initiatives into the education system. In New Zealand ...
  • Human action recognition by conceptual features 

    Shamsipour, G.; Shanbehzadeh, J.; Sarrafzadeh, Hossein (Newswood and International Association of Engineers, 2017-03)
    Human action recognition is the process of labeling a video according to human behavior. This process requires a large set of labeled video and analyzing all the frames of a video. The consequence is high computation and ...
  • Taxonomy of malware detection techniques 

    Mohaddes Deylami, H.; Muniyandi, R. C.; Ardekani, Iman; Sarrafzadeh, Hossein (Institute of Electrical and Electronics Engineers (IEEE), 2016-12)
    Malware is an international software disease. Research shows that the effect of malware is becoming chronic. To protect against malware detectors are fundamental to the industry. The effectiveness of such detectors depends ...
  • Acoustic analysis and computerized reconstruction of speech in laryngectomised individuals 

    Sharifzadeh, Hamid; Allen, J .E.; Mcloughlin, I.; Sarrafzadeh, Hossein; Ardekani, Iman (2016-05)
    In laryngectomised individuals, rehabilitation options include esophageal speech, tracheoesophageal puncture (TEP), and electrolarynx devices enabling patients to communicate. These do not generate natural sounding speech; ...
  • Designing a novel educational game for teaching C# programming 

    Hinds, M.; Baghaei, Nilufar; Ragon, P.; Lambert, J.; Dajakaruna, T.; Houghton, T.; Dacey, Simon; Casey, John (Computer Supported Education (CSEDU Secretariat), 2017-04)
    Learning to code can be a daunting experience for a lot of students. RunJumpCode is a novel 2D platformer video game, designed and developed in Unity, to teach players the fundamental concepts of C# programming. The game ...
  • Engaging children in diabetes education through mobile games 

    Baghaei, Nilufar; Casey, John; Nandigam, D.; Sarrafzadeh, Hossein; Maddison, R. (International Association for the Development of the Information Society (IADIS), 2017-04)
    Traditional methods for diabetic education rely heavily on written materials and there is only a limited amount of resources targeted at educating diabetic children. Mobile games can be effective, evidence-based, and ...
  • RunJumpCode : an educational game for educating programming 

    Hinds, M.; Baghaei, Nilufar; Ragon, P.; Lambert, J.; Dajakaruna, T.; Houghton, T.; Dacey, Simon (International Association for the Development of the Information Society (IADIS), 2017-04-12)
    Programming promotes critical thinking, problem solving and analytic skills through creating solutions that can solve everyday problems. However, learning programming can be a daunting experience for a lot of students. ...
  • Adaptive document image skew estimation 

    Rezaei, S.B.; Shanbehzadeh, J.; Sarrafzadeh, Hossein (International Association of Engineers (IAENG), 2017-03)
    The skew of the scanned document image is inevitable, and its correction improves the performance of document recognition systems. Skew specifies the text lines deviation from the horizontal or vertical axes. To date, skew ...