دوره 51, شماره 2

 

ارسال های اخیر

  • Human Action Recognition Using Transfer Learning with Spatio-Temporal Templates 

    ذبحی, سعیده؛ المدرسی, سید محمد تقی؛ ابوطالبی, وحید (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    A gait energy image (GEI) is a spatial template that collapses regions of motion into a single image in which more moving pixels are brighter than others. The discrete wavelet transform template (DWT-TEMP) is a temporal ...

  • A Distributed Minimum Redundancy Maximum Relevance Feature Selection Approac 

    شریفی‌نژاد, مونا؛ رحمانی, محسن؛ غفاریان, حسین (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    Feature selection (FS) is served in almost all data mining applications along with some benefits such as reducing the computation and storage cost. Most of the current feature selection algorithms just work in a centralized ...

  • A 2-bit Programmable Metasurface for Dynamic Beam Steering Applications 

    رضایی رضوان, ّبهراد؛ یزدی, محمد؛ حسینی نژاد, سید احسان (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    This paper presents a 2-bit programmable digital metasurface for real-time beam steering applications at X-band. Tunability of the metasurface is provided by employing a varactor in the unit cell structure to control each ...

  • The Role of Various Scattering Mechanisms in Hg_(1-x) Cd_x Te (x=0.22, 0.3) 

    نجفی بوانی, سمیه؛ آخوندی خضرآباد, محمد صادق (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    An iteration computation was carried out to investigate electron transport properties in Hg1-xCdxTe. We employed the modified iterative procedure which allows us to increase the computational accuracy in several structures. ...

  • Improvement Power System Dynamic Stability by Using UPFC with Practical Constraints 

    ملکی ریزی, مسعود؛ اباذری, سعید؛ مهدیان, نیما (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    This paper presents enhancement of power system dynamic stability by using unified power flow controller with assuming several real conditions and practical power system constraints. In control method design, we used all ...

  • Damping Adaptive Neural Controller Design in HVDC based on Offshore Wind Turbine to Improve Power System Stability 

    حمیدی, عبدالخالق؛ بیضاء, جمال؛ عابدین زاده, طاهر؛ دقیق, علی (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    Because of low losses and voltage drop, fast control of power, the limitless connection distance and isolation issues, using the High Voltage Direct Current (HVDC) transmission system based on Voltage Source Converters ...

  • Enhanced Scheme for Allocation of Primary Frequency Control Reserve Based on Grid Characteristics 

    قاسمی, محمد امین؛ محسنی, عادل؛ پرنیانی, مصطفی (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    Balancing between demand and supply of grids is the most important task of the power systems operators and control systems. Otherwise, the possibility of frequency instability and severe damages to equipment are present. ...

  • Electronic Properties of Various Graphene Quantum Dot Structures: an Ab Initio Study 

    قندچی, مجید؛ درویش, غفار؛ مروج فرشی, محمد کاظم (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    Density functional theory (DFT) and thermal DFT (thDFT) calculations were used to evaluate the energy band structure, bandgap, and the total energy of various graphene quantum dots (GQDs). The DFT calculations were performed ...

  • Assessing a Noise Reduction Method for a Low-Noise Amplifier 

    دنیاران, پویان؛ حیدری, بهروز (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    With regards to wireless receiver systems, the effects of noise from all the following phases can be reduced using the gain of the low-noise amplifier (LNA). Therefore, boosting the specified signal power without adding a ...

  • Modeling of the non-uniform distributed GaN QDs based Infrared Photodetector 

    فضلعلی پور, ه؛ عسگری, اصغر؛ درویش, غفار (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    In this paper, pyramidal shaped GaN-based quantum dots (QDs) with different sizes in each layer, surrounded by  is proposed for infrared photodetector mainly to enhance the detector performance. In this model, we are ...

  • Adapting Swarm Intelligence Based Methods for Test Data Generation 

    دژم شهابی, محمدمهدی؛ بهشتیان, سید احسان؛ بدیعی, سیدپارسا؛ اکبری, رضا؛ موسوی, سید محمد رضا (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    To achieve high-quality software, different tasks such as testing should be performed. Testing is known as a complex and time-consuming task. Efficient test suite generation (TSG) methods are required to suggest the best ...

  • A Multi-class Magnitude Classifying Sparse Source Model for Compressible Sources 

    آرامیده, مسعود؛ نامجو, احسان؛ نوشیار, مهدی (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    Source modelling is a gateway to the fascinating world of source coding. Many real-world sources are sparse or have a sparse representation. According to this fact, this work has focused on providing a new model to represent ...

  • Optimized Adaptive Combined Hierarchical Sliding Mode Controller Design for a Class of Uncertain Under-actuated Time-Varying Systems 

    احمدی, مرضیه؛ فرجی, علیرضا (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    This paper proposes an optimized adaptive combined hierarchical sliding mode controller (ACHSMC) for a class of under-actuated time-varying systems in presence of uncertainties and noise. For this purpose, the un-modeled ...

  • A Multi-Rate Queue Management for Delay-Constrained Non-Orthogonal Multiple Access (NOMA) based Secure Cognitive Radio Network 

    عدلی مهر, کمال؛ موسوی نیا, میرجواد؛ آکار, نائیل (رئیس دانشکده مهندسی برق و کامپیوترFaculty of Electrical & Computer Engineering, 2021-07-23)
    In this article, we consider a secure cognitive radio network (CRN) deploying non-orthogonal multiple access (NOMA). A mixed delay constrained multicast and unicast traffic is received by the intended CRN receivers, while ...