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Majid Reza Akhoundan,Kia Khademi,Sam Bahmanoo,Karzan Wakil,Edy Tonnizam Mohamad,Majid Khorami 국제구조공학회 2018 Smart Structures and Systems, An International Jou Vol.22 No.5
Computational Building Information Modeling (BIM) is an intelligent 3D model-based process that provides architecture, engineering, and construction professionals the insight to plan, design, construct, and manage buildings and infrastructure more efficiently. This paper aims at using BIM in Hospitals configurations protection. Infrastructure projects are classified as huge structural projects taking advantage of many resources such as finance, materials, human labor, facilities and time. Immense expenses in infrastructure programs should be allocated to estimating the expected results of these arrangements in domestic economy. Hence, the significance of feasibility studies is inevitable in project construction, in this way the necessity in promoting the strategies and using global contemporary technologies in the process of construction maintenance cannot be neglected. This paper aims at using the building information modeling in covering Imam Khomeini Hospital’s equipment. First, the relationship between hospital constructions maintenance and repairing, using the building information modeling, is demonstrated. Then, using library studies, the effective factors of constructions’ repairing and maintenance were collected. Finally, the possibilities of adding these factors in Revit software, as one of the most applicable software within BIM is investigated and have been identified in some items, where either this software can enter or the software for supporting the repairing and maintenance phase lacks them. The results clearly indicated that the required graphical factors in construction information modeling can be identified and applied successfully.
Akhoundan, Majid Reza,Khademi, Kia,Bahmanoo, Sam,Wakil, Karzan,Mohamad, Edy Tonnizam,Khorami, Majid Techno-Press 2018 Smart Structures and Systems, An International Jou Vol.22 No.5
Computational Building Information Modeling (BIM) is an intelligent 3D model-based process that provides architecture, engineering, and construction professionals the insight to plan, design, construct, and manage buildings and infrastructure more efficiently. This paper aims at using BIM in Hospitals configurations protection. Infrastructure projects are classified as huge structural projects taking advantage of many resources such as finance, materials, human labor, facilities and time. Immense expenses in infrastructure programs should be allocated to estimating the expected results of these arrangements in domestic economy. Hence, the significance of feasibility studies is inevitable in project construction, in this way the necessity in promoting the strategies and using global contemporary technologies in the process of construction maintenance cannot be neglected. This paper aims at using the building information modeling in covering Imam Khomeini Hospital's equipment. First, the relationship between hospital constructions maintenance and repairing, using the building information modeling, is demonstrated. Then, using library studies, the effective factors of constructions' repairing and maintenance were collected. Finally, the possibilities of adding these factors in Revit software, as one of the most applicable software within BIM is investigated and have been identified in some items, where either this software can enter or the software for supporting the repairing and maintenance phase lacks them. The results clearly indicated that the required graphical factors in construction information modeling can be identified and applied successfully.
Information Needs and Seeking Behavior During the H1N1 Virus Outbreak
Majid, Shaheen,Rahmat, Nor Ain Korea Institute of Science and Technology Informat 2013 Journal of Information Science Theory and Practice Vol.1 No.1
Timely access to quality healthcare information during an outbreak plays an important role in curtailing its spread. The aim of this study was to investigate the information needs and seeking behavior of the general public in Singapore during the H1N1 pandemic. A pre-tested questionnaire was used for data collection. The convenience snowball sampling method was used and 260 working adults and tertiary-level students participated in this study. The most crucial information needs of a majority of the participants were: symptoms of H1N1, causes of the infection, preventive measures, and possible treatments. Data analysis also revealed that mass media such as television, newspapers, and radio were most frequently used for seeking the needed information. The use of human information sources was also quite high while only a small number of the respondents accessed online news and healthcare websites. About three-quarters of the participants indicated that the gathered information helped them to stay vigilant and take necessary precautionary measures. A major problem identified by the participants in using H1N1 information was the lack of understanding of certain terms used in public communications. This paper suggests certain measures for strengthening health information communication during future outbreaks.
Majid Mahmoudi,Ahad Sahragard,Jalal Jalali Sendi 한국응용곤충학회 2010 Journal of Asia-Pacific Entomology Vol.13 No.2
Foraging efficiency of Lysiphlebus fabarum Marshall, the most abundant and effective parasitoid of the black bean aphid, Aphis fabae Scopoli, in terms of functional and numerical responses and mutual interference, was studied on broad bean plants in a growth chamber at 21 °C, 70±5% RH and a photoperiod of 16:8 (L:D) h. Using logistic regression, a type II functional response was determined for L. fabarum. Nonlinear least-square regression was used to estimate the searching efficiency (a') and handling time (Th). Numerical response of L. fabarum to cumulative host densities was partially linearly increasing. Nicholson's model and linear regression were used to determine the per capita searching efficiency and interference coefficient,respectively. In general, the per capita parasitism and, consequently, the per capita searching efficiency decreased significantly as parasitoid density increased. Mutual interference and quest constants were −0.508 and −0.697, respectively. The results of this study suggest that both the host and parasitoid densities have no significant impact on the progeny sex ratio. The information provided here will be useful in assessing the efficiency of L. fabarum as a biological control agent of A. fabae, devising mass-rearing protocols and implementing release programs for this parasitoid.
Majid Nooshkam,Fereshteh Falah,Zahra Zareie,Farideh Tabatabaei Yazdi,Fakhri Shahidi,Seyed Ali Mortazavi 한국식품과학회 2019 Food Science and Biotechnology Vol.28 No.6
Chitosan (1%) was glycated with inulin (0.5, 1,and 2%) via the Maillard reaction at various initial pHvalues (5, 5.5, and 6). Higher pHs led to a greater pH dropand increase in the intermediate products and browningintensity (BI). The chitosan–inulin conjugates were thenclassified into three levels of low, medium, and high BIthrough K-means clustering in order to investigate theeffect of BI development on the antioxidant and antimicrobialattributes of the conjugates. Covalent linkagebetween chitosan and inulin was confirmed by fouriertransform infrared spectroscopy. High BI chitosan–inulinconjugate had significantly higher antioxidant propertycompared to chitosan and other conjugate fractions. Inaddition, the conjugates obtained at low pH values mainlypresented greater antimicrobial activities than those preparedat high pHs. It can be concluded that chitosan–inulinMaillard-born conjugates can be used as novel antioxidantand antimicrobial prebiotic-based ingredients for foodapplications.
MRT Letter: Optimal composite depth function for 3D shape recovery of microscopic objects
Majid, Abdul,Mahmood, Muhammad Tariq,Choi, Tae-Sun Wiley Subscription Services, Inc., A Wiley Company 2010 Microscopy research and technique Vol.73 No.7
<P>Generally, in shape from focus techniques, a single focus measure is used in estimating the three-dimensional structure of microscopic objects. However, the performance of a single focus measure is limited to estimate accurately the depth map of diverse type of objects. To cope with this problem, we propose genetic programming based novel approach by developing an optimal composite depth (OCD) function for accurate depth estimation. This OCD function optimally combines the initial depth and focus information extracted from individual focus measures. An improved performance of this function is reported for synthetic and real world microscopic objects. Microsc. Res. Tech., 2010. © 2010 Wiley-Liss, Inc.</P>
Full non-rigid group of 2,3 ,5, 6-Tetramethylepyrazine as wreath product and its symmetry
Majid Arezoomand,Bijan Taeri 한국전산응용수학회 2009 Journal of applied mathematics & informatics Vol.27 No.3
The non-rigid molecule group theory in which the dynamical symmetry operations are defined as physical operations is applied to deduce the character table of the full non-rigid molecule group (f-NRG) of 2,3,5,6- Tetramethylpyrazine The f-NRG of this molecule is seen to be isomorphic to the group Z3 o (Z2×Z2), where Zn is the cyclic group of order n, of order 324 which has 45 conjugacy classes. We determine the some properties and relations between characters of the group. Also, we examine the symmetry group of this molecule and show that its symmetry group is Z2 × Z2. The non-rigid molecule group theory in which the dynamical symmetry operations are defined as physical operations is applied to deduce the character table of the full non-rigid molecule group (f-NRG) of 2,3,5,6- Tetramethylpyrazine The f-NRG of this molecule is seen to be isomorphic to the group Z3 o (Z2×Z2), where Zn is the cyclic group of order n, of order 324 which has 45 conjugacy classes. We determine the some properties and relations between characters of the group. Also, we examine the symmetry group of this molecule and show that its symmetry group is Z2 × Z2.
Majid Koolivand,Reza Rasti Ardakani,Abbas Mahdaviana,Hamid Saffari 대한토목학회 2023 KSCE Journal of Civil Engineering Vol.27 No.9
In this paper, the process of simulating the occurrence of an earthquake on the fault plane forthe 2016 Kumamoto, Japan earthquake is investigated dynamically using finite elementmethods. The two-dimensional finite element method is used by concentrating friction at thefinite points. The used element is the elastic element, whose properties are determined basedon the shear wave velocity and longitudinal wave. In order to verify the proposed method, theacceleration and velocity response spectra, Fourier spectrum, and other main parameters ofthe record obtained from the simulation were compared with the Kik-net data. From theobtained results, the role of displacement and velocity of its application to the fault plate inPGA can be pointed out, so that with a faster displacement of the fault plane, a larger PGA isexpected. Friction and shear stiffness between the two fault planes and the dependence offriction on velocity are the main and influential factors in the characteristics of the producedearthquake. In high-frequency earthquakes, friction is dependent on velocity, and whenfriction is not dependent on velocity, static plays a major role, and no drastic changes in theresponse spectrum are observed.