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Issue Info: 
  • Year: 

    2022
  • Volume: 

    11
  • Issue: 

    4
  • Pages: 

    309-316
Measures: 
  • Citations: 

    0
  • Views: 

    18
  • Downloads: 

    3
Abstract: 

Let $G=(V, E)$ be a simple graph. A set $C$ of vertices $G$ is an identifying CODE of $G$ if for every two vertices $x$ and $y$ the sets $N_{G} [x] \cap C$ and $N_{G} [y] \cap C$ are non-empty and different. Given a graph $G,$ the smallest size of an identifying CODE of $G$ is called the identifying CODE number of $G$ and denoted by $\gamma^{ID}(G).$ Two vertices $x$ and $y$ are twins when $N_{G}[x]=N_{G}[y].$ Graphs with at least two twin vertices are not an identifiable graph. In this paper, we deal with the identifying CODE number of Mycielski's CONSTRUCTION of graph $G.$ We prove that the Mycielski's CONSTRUCTION of every graph $G$ of order $n \geq 2,$ is an identifiable graph. Also, we present two upper bounds for the identifying CODE number of Mycielski's CONSTRUCTION $G,$ such that these two bounds are sharp. Finally, we show that Foucaud et al.'s conjecture is holding for Mycielski's CONSTRUCTION of some graphs.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Author(s): 

MASON JIM

Issue Info: 
  • Year: 

    2009
  • Volume: 

    1
  • Issue: 

    3
  • Pages: 

    194-204
Measures: 
  • Citations: 

    1
  • Views: 

    195
  • Downloads: 

    0
Keywords: 
Abstract: 

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Issue Info: 
  • Year: 

    2017
  • Volume: 

    16
  • Issue: 

    3 (48)
  • Pages: 

    49-63
Measures: 
  • Citations: 

    0
  • Views: 

    1062
  • Downloads: 

    0
Abstract: 

It has been said that the legislation of rules and regulations, has been affected the form, CONSTRUCTION and the relationship between different forms of life in residential buildings. In the city of Tehran, the occupancy CODE along with the regulation of CONSTRUCTION exactly in the northern 60 present of plot with the feasibility of projection for 2 meters, considering beveled corners (45 degree), was one of the CODEs legislated for the common row type houses. It seems that this CODE had a lot of effect on Tehran’s residential areas which created a type of housing called row houses. In this type we can distinguish two different species called the northern houses and the southern one. There are obvious differences between these two types that know to be as a reason of the regulation specially the CONSTRUCTION portion and its beveled corners. Howbeit the beveled corners are not obligatory any more but we can see its effect on city image. Row type houses along with its northern and southern species with the high of three to six stories is defined as the common residential building patterns of Tehran’s houses. Because of this dominance in Tehran as a capital and then in all Iranian cities, it is very important to address this issue as a research topic. So in this research we are going to investigate around the effect of these kinds of regulation and CODEs on residential buildings. The question arises here is that to what extent this CODE can influence Tehran’s housing. The main question of this research is to realize the effect of the 60 percent occupancy of the plot with a possibility of 2 meters projection on residential areas in three scales including residential unit’s itself, its surroundings and other residential buildings and its neighborhood to have a comprehensive study. For the three above mentioned scales, three type of characteristics covering the quality of architecture mentioned by capon, has been selected which consist of performance-behavior, structure and building physics and perception-space. Then these characteristics have been evaluated in available Tehran’s samples of row houses. The characteristics and the scales shape a matrix which forms the theoretical Framework of this research. So this frame work used to evaluate the effect of this CODE. Therefore each of the 9 portions of the framework matrix filled by three instances of effects. With a help of logical reasoning as a research method of this paper, the effects of 60 percent plus 2 meters projection CODE, has been evaluated through this framework. All the 27 effects which have been founded, consist of day lighting factors, view and landscape, overlook through the triangular balcony created because of the beveled corners, etc. categorised in three main groups of overlook, the quality of day lighting and spatial proportions. These three factors can seriously affect the quality of living in each residential units or apartments which has been increased by solely a CODE called 60 percent plus 2 meters.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Issue Info: 
  • Year: 

    2022
  • Volume: 

    7
  • Issue: 

    2
  • Pages: 

    181-202
Measures: 
  • Citations: 

    0
  • Views: 

    198
  • Downloads: 

    24
Abstract: 

Purpose: The future of the CONSTRUCTION industry is increasingly influenced by new technologies. In order to adopt appropriate strategies in facing new technologies, it is necessary to know the possible futures of the CONSTRUCTION industry. This research was done with the aim of explaining the technological uncertainties and compiling the future scenarios of the CONSTRUCTION industry.  Method: The research method is applied and was carried out with a combination of quantitative and qualitative methods. First, the library study was used to determine the technological drivers, then the Structural Analysis was used to explain the technological uncertainties, and finally, the Schwartz method was used to compile the scenarios. The statistical population is experts of CONSTRUCTION industry. Findings: Nine technological uncertainties affecting the future of the CONSTRUCTION industry have been identified and for each of them, three states of decline, stagnation and progress have been considered. Data analysis by Scenario Wizard shows eight probable scenarios. The portfolio of scenarios including four groups of progress scenarios, towards progress, towards stagnation, and towards wane has been compiled. Conclusion: In the progress scenario, the 89% of uncertainties have developed. In  towards progress, 56% of the factors are in the development status, which indicates the development of the technological factor application. In the stagnation scenario, no progress has been made in the application of uncertainties and they are in a static state. In towards wane, uncertainties have been placed in a situation of reduced use.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Issue Info: 
  • Year: 

    1382
  • Volume: 

    9
Measures: 
  • Views: 

    2062
  • Downloads: 

    0
Abstract: 

در این مقاله به بررسی نحوه پیاده سازی الگوریتم chain CODE بر روی FPGA می پردازیم. الگوریتم chainCODE یکی از الگوریتم های کد کردن تصویر می باشد که برای کد کردن لبه های یک شیء در تصویر استفاده می شود همچنین این الگوریتم می تواند عرض، ارتفاع، محیط و مساحت شیء را نیز به دست آورد. این الگوریتم در پردازش تصویر و شناسایی و مقایسه شیء ها و الگوها با هم کاربرد بسیاری دارد. در این پروژه ابتدا الگوریتم chain CODE با استفاده از VHDL که زبان توصیف سخت افزار می باشد، شبیه سازی شده و سپس برنامه نوشته شده به زبان VHDL بر روی مدل Spartan-II از FPGA های شرکت Xilinx پیاده سازی می شود.پردازنده مذکور قابلیت تولید chain CODE را برای یک تصویر با ابعاد حداکثر 256*256 پیکسل سیاه و سفید دارا می باشد که البته در صورت نیاز این ابعاد قابل گسترش می باشند. همچنین این پردازنده، طول، عرض، محیط و مساحت شیء موجود در تصویر را نیز علاوه بر تولید کد به دست می آورد.

Yearly Impact:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Journal: 

خصوصی

Issue Info: 
  • End Date: 

    تیر 1373
Measures: 
  • Citations: 

    0
  • Views: 

    222
  • Downloads: 

    0
Keywords: 
Abstract: 

این طرح بخشی از طرح طراحی و ساخت دستگاه های «Bar. CODE. Reader» است که برای استفاده در هتل ها، به عنوان کلید، طراحی شده اند. نمونه مورد نظر، پس از طراحی و ساخت مورد تست قرار گرفت. با توجه به نتایج مثبت آزمایش یک هزار سری از سیستم به سفارش کارفرما ساخته شد و تحویل گردید.

Yearly Impact:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Issue Info: 
  • Year: 

    1388
  • Volume: 

    17
Measures: 
  • Views: 

    304
  • Downloads: 

    0
Abstract: 

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Yearly Impact:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Issue Info: 
  • Year: 

    2022
  • Volume: 

    12
  • Issue: 

    47
  • Pages: 

    75-93
Measures: 
  • Citations: 

    0
  • Views: 

    160
  • Downloads: 

    11
Abstract: 

Background: The expansion of the use of audio and video media technology has faced society with many medical, cultural and economic challenges. In the meantime, excessive use of mobile phones can cause many problems. Objective: The aim of this study was to construct and validate a questionnaire on physical and psychological injuries of mobile phones. Method: The method of the present study was descriptive-correlational and confirmatory factor analysis. The statistical population of the study consisted of all citizens of Khorramabad with a diploma or higher in 1399, which was selected as a statistical sample by available sampling method of 200 people online and virtual. Results: The results showed that the factorized physical and psychological harm questionnaire of cell phone with 42 questions and 10 components (fear of loss, vibration syndrome, duck syndrome, nomophobia, insomnia, hearing problem, eye syndrome, tunnel and neck syndrome SMS) and has good reliability, validity and flexibility in terms of psychometrics. Discussion and Conclusion: The questionnaire of factor analysis of physical and psychological injuries of mobile phones can be used to identify and study the physical and psychological injuries of mobile phones.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Author(s): 

اعتضادی حمید

Journal: 

بندر و دریا

Issue Info: 
  • Year: 

    0
  • Volume: 

    27
  • Issue: 

    192
  • Pages: 

    0-0
Measures: 
  • Citations: 

    0
  • Views: 

    908
  • Downloads: 

    0
Keywords: 
Abstract: 

لطفا برای مشاهده متن کامل این مقاله اینجا را کلیک کنید.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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