Volume 33, Issue 5
مرور بر اساس
ارسال های اخیر
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Introducing a New Method for Tracking and Transmitting Maximum Power of a Wind Power Plant to the Grid During Wind Shortages
(Materials and Energy Research Center, 2020-05-01)The present paper proposes a novel vector control based method to connect a wind plant equipped with a Doubly-Fed Induction Generator to the grid. It also provides separate control capacity of injection power to the grid ...
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Pain Facial Expression Recognition from Video Sequences Using Spatio-temporal Local Binary Patterns and Tracking Fiducial Points
(Materials and Energy Research Center, 2020-05-01)Monitoring the facial expressions of patients in clinical environments is a necessity in addition to vital sign monitoring. Pain monitoring of patients by facial expressions from video sequences eliminates the need for ...
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Foreground Extraction Using Hilbert-Schmidt Independence Criterion and Particle Swarm Optimization Independent Component Analysis
(Materials and Energy Research Center, 2020-05-01)Foreground extraction is one of the crucial subjects in image processing, which drives different applications in industry. The reality behind the continuous research in this area is the various challenging problems we ...
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Predicting the Empirical Distribution of Video Quality Scores Using Recurrent Neural Networks
(Materials and Energy Research Center, 2020-05-01)Video quality assessment is a crucial routine in the broadcasting industry. Due to the duration and the excessive number of video files, a computer-based video quality assessment mechanism is the only solution. While it ...
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Gait Recognition based on Measurements of Moving Human Legs Angles
(Materials and Energy Research Center, 2020-05-01)Biometrics plays a crucial role in security systems. Gait recognition as an aspect of behavioral biometrics deals with identifying human based on the walking. In this research, we proposed a new method to identify people ...
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Content-based Image Retrieval Speedup Based on Optimized Combination of Wavelet and Zernike Features Using Particle Swarm Optimization Algorithm
(Materials and Energy Research Center, 2020-05-01)This paper presents a novel method to speedup content-based image retrieval (CBIR) systems. The proposed method can be very useful for retrieving images from a large database. For this task, Zernike and Wavelet features ...
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A Sample Dependent Decision Fusion Algorithm for Graph-based Semi-supervised Learning
(Materials and Energy Research Center, 2020-05-01)On many occasions, the evaluation of a phenomenon based on a single feature could not solely be resulted in comprehensive and accurate results. Moreover, even if we have several features, we don't know in advance, which ...
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Effect of Carbonate Additives on Dynamic Filtration Index of Drilling Mud
(Materials and Energy Research Center, 2020-05-01)Filtration index of the drilling fluid is an important parameter of well drilling, especially at drilling-in the reservoirs. Standard parameter in the study of drilling fluids is static filtration index. At the same time, ...
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Dynamic Scene Change Detection in Video Coding
(Materials and Energy Research Center, 2020-05-01)Video compression has become a source of different research studies. It is necessary in order to address channel bandwidth limitations and growing video demand, including digital libraries and streaming media delivery via ...
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Content-based Image Retrieval Considering Colour Difference Histogram of Image Texture and Edge Orientation
(Materials and Energy Research Center, 2020-05-01)Content-based image retrieval is one of the interesting subjects in image processing and machine vision. In image retrieval systems, the query image is compared with images in the database to retrieve images containing ...
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Improving Image Inpainting based on Structure and Texture Information Using Quadtree
(Materials and Energy Research Center, 2020-05-01)In this paper, we present a novel and efficient algorithm for image inpainting based on the structure and texture components. In our method, after decomposing the image into its texture and structure components using PCA ...
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A Hybrid Deep Learning Architecture Using 3D CNNs and GRUs for Human Action Recognition
(Materials and Energy Research Center, 2020-05-01)Video contents have variations in temporal and spatial dimensions, and recognizing human actions requires considering the changes in both directions. To this end, convolutional neural networks (CNNs) and recurrent neural ...
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Thermodynamic Analysis and Statistical Investigation of Effective Parameters for Gas Turbine Cycle using the Response Surface Methodology
(Materials and Energy Research Center, 2020-05-01)In this paper, the statistical analyses are presented to study the thermal efficiency and power output of gas turbine (GT) power plants. For analyzing gas turbine operation and performance, a novel approach is developed ...
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Centralized Path Planning for Multi-aircraft in the Presence of Static and Moving Obstacles
(Materials and Energy Research Center, 2020-05-01)This article proposes a new approach for centralized path planning of multiple aircraft in presence of the obstacle-laden environment under low flying rules. The problem considers as a unified nonlinear constraint optimization ...
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Residual Stresses Measurement in Hollow Samples Using Contour Method
(Materials and Energy Research Center, 2020-05-01)Residual stresses are created usually undesirably during manufacturing processes, including casting, welding, metal forming, etc. Residual stresses alone or in combination with other factors can cause the destruction and ...
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Investigation on Formability of Tailor-Welded Blanks in Incremental Forming
(Materials and Energy Research Center, 2020-05-01)Steel laser tailor-welded blanks (TWBs) are produced by end-to-end joining of base sheets using different welding methods. In this article, the formability of laser TWBs of St12 and St14 with thicknesses of 1 mm and 1.5 ...
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A Robust Knapsack Based Constrained Portfolio Optimization
(Materials and Energy Research Center, 2020-05-01)Many portfolio optimization problems deal with allocation of assets which carry a relatively high market price. Therefore, it is necessary to determine the integer value of assets when we deal with portfolio optimization. ...
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Structural, Optical and Defect State Analyses of ZnO Nanoparticle Films
(Materials and Energy Research Center, 2020-05-01)Synthesis of ZnO nanostructures films by a co-precipitation followed by the deposition processed onto a glass substrate by spin-coating technique was carried out. The effect of annealing temperatures (from 250 to 325 °C ...
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New Approaches in Meta-heuristics to Schedule Purposeful Inspections of Workshops in Manufacturing Supply Chains
(Materials and Energy Research Center, 2020-05-01)Nowadays, with the growth of technology and the industrialization of societies, work-related accidents, and consequently the threat of human capital and material resources are among the problems of the countries of the ...
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MD-Simulation of Duty Cycle and TaN Interlayer Effects on the Surface Properties of Ta Coatings Deposited by Pulsed-DC Plasma Assisted Chemical Vapor Deposition
(Materials and Energy Research Center, 2020-05-01)In this work, molecular dynamics (MD) simulations were employed to investigate the effects of duty cycle changes and utilization of tantalum nitride interlayer on the surface roughness and adhesion of Ta coating deposited ...
