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Game Theoretic Reward Based Adaptive Data Communication in Wireless Sensor Networks

Thesis Info

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Author

Umar, Muhammad Muneer

Program

PhD

Institute

Kohat University of Science and Technology

City

Kohat

Province

KPK

Country

Pakistan

Thesis Completing Year

2019

Thesis Completion Status

Completed

Subject

Computer Science

Language

English

Link

http://prr.hec.gov.pk/jspui/bitstream/123456789/10562/1/Muhammad%20muneer%20umar%20KUST%20Kohat%20CS%20%20thesis%20year%202019.pdf

Added

2021-02-17 19:49:13

Modified

2024-03-24 20:25:49

ARI ID

1676727763934

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Various applications have been developed to realize smart homes with wirelessly connected devices, e-health care, and environmental and industrial monitoring by using wireless sensor networks (WSNs). Most of the sensing devices in WSNs operate on limited battery power as their only energy source. Therefore, any energy optimization scheme can lead to significant improvement in the lifetime of such networks. The sensor nodes consume their energies on sensing, processing, and transfer of data. Most of the energy is consumed by the radio communication used for transmission of data among the nodes. The pattern of data transfer in ad hoc networks, such as WSNs, is totally relied on multi-hop communication in which each node needs cooperation and coordination of other nodes. In multi-hop communication, most of the times nodes offer relaying services to each other, which in return severely increase their power consumption. Due to such situation, some nodes adopt a non-cooperative behavior by not offering any relay service to others. Non-cooperative or selfish nodes try to lengthen their lives by preserving energies for their own data transfer. Such behavior can reduce the level of collaboration among the nodes, which ultimately reduces the performance of the entire network. A WSN may face various issues such as increased end-to-end delays, unbalanced workload, non-availability of optimal routes and declined lifetime due to the existence of selfish nodes in it. Various techniques have been introduced to overcome the issue of selfish nodes in a network. The most effective and modern type of mechanism is to design an incentive-based framework. By using the incentive-based mechanisms, the nodes may be stimulated for cooperation with one another and the overall network performance can be improved. In most of the researches these incentives are some values referred to as virtual currency, money, points or scores. These values are exchanged for getting relaying services among the nodes. Each node tries to collect an adequate amount of such values so that it may easily transmit its own data towards the based station (BS). In this work, we propose an incentive-based mechanism which is based on the fundamental parameters of nodes and their placement in the network. The incentives, called as scores, are initially generated by the BS and then the nodes pay and collect these scores during the data transmission. The BS intelligently determines and assigns scores to nodes according to their features. Moreover, a node blocking mechanism is also introduced by using a card system. Each node is given a card according to its importance and participation level in the network. A novel technique for computing nodes’ individual importance is also designed by introducing a new term i.e. closed neighbors. A set of closed neighboring nodes can be considered those nodes which take relatively similar relay request due to their shorter distance with each other. This work has been simulated in MATLAB and NS2 for validation and comparison with other protocols. Results show that our proposed mechanism outperforms as compared with other experimented protocols.
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ترجمہ کی اصطلاحات

ترجمہ کی اصطلاحات
ٹارگٹ لینگوئج:
وہ زبان جس میں ترجمہ کیا جارہا ہے۔
سورس لینگوئج:
اصل زبان جس سے متن لیا جارہاہے۔
مثال:
میاں محمدبخش کی سیف الملوک پنجابی میں ہے تو اس کی سورس لینگوئج پنجابی ہے اور اگر اسے اردو میں ترجمہ کرنا ہے تو ٹارگٹ لینگوئج اردو ہے۔
ٹرانسلیٹریشن:Transliteration
زبان وہی ہو اور رسم الخط دوسرا ہو۔
ٹرانس میوٹیشن Transmutation :
زبان کو کسی نظام کی شکل دینا۔ جیسے تحریری طور پر لکھا ہو کہ سگریٹ نوشی منع ہے تو اس کو تصویری نظام کے ذریعے سے ظاہر کرنا
ٹرانسکرپشن Transcription :
مخصوص اشاروں سے صوتی، معنوی اور لفظی جہت کو ظاہر کرنا
ترجمہ نگاری کے اصول:
• ترجمہ نگار کو ٹارگٹ لینگوئج اور سورس لینگوئج کے بارے میں آگاہی ہونی چاہیئے۔
• دونوں زبانوں کے تلفظ اور معانی سے آشنائی ہونی چاہیئے۔
• دونوں زبانوں کے رموز واوقاف کا پتہ ہونا چاہیئے۔
• دونوں زبانوں کی اصطلاحات سے واقفیت ضروری ہے۔
• دونوں زبانوں کے محاورات اور ضرب الامثال سے واقفیت رکھنا ضروری ہے۔
• اصل مفہوم پہنچانے کی کوشش کرنی چاہیئے۔
• سیاق و سباق اور مصنف کے مزاج کو سامنے رکھنا بہت ضروری ہے۔
٭٭٭٭٭٭

قرآن کریم میں مذکور اسماءالنبیﷺکی تفہیم اور مطالعہ سیرت میں ان کی اہمیت Understanding the Names of the Prophet ﷺ mentioned in the Holy Quran and their importance in the study of Sirah

In the Qur'an, Allah mentioned His Beloved ﷺ in addition to his personal names, but also with different attribute names which, apart from his greatness and dignity, highlight different aspects of the life of the Prophet ﷺ. Along with increasing the love of the Prophetﷺ, these names cover various aspects of the Prophet's life, from which many jurisprudential issues can be derived in addition to his dawah life, private and political affairs. Therefore, your names are scattered in the Holy Quran like pearls, which the people of love wrap around their necks and live in the love of the Prophet ﷺ. In the article under review titled "Understanding the Names of the Prophet ﷺ in the Holy Quran and their Importance in Studying the Sirah" the personal and attribute names of the Holy Prophet ﷺ will be explained in the light of different interpretations and hadiths which will not only make it possible to understand the blessed name but will also shed light on various aspects of Seerat Tayyaba. Key words: Names of the Prophet ﷺ, Prophet's biography, personal names, attribute names, study of the Qur'an.

Association Mapping of Root Traits for Drought Tolerance in Bread Wheat

Bread wheat (Triticum aestivum; of 2n=6x=42) having hexaploid genome (AABBDD) of 17 Gb is the major staple food of Pakistan. The wheat production in Pakistan shows a long standing instability due to drought stress in wheat growing season. The introduction of drought tolerant commercial varieties is therefore the cry of the day, which needs marker assisted selection evolving promising lines. This dissertation communicates the results of a research endeavor based upon evaluation of 100 wheat accessions for drought stress under lab and field conditions. The data was obtained on morphological, physiological and marker associated assays for genome wide association mapping of the major alleles against drought. Reults of the morphological analysis showed that genotype Bahawalpur-79 ranked first on the basis of days to maturity, Barani-70 showed highest number of tillers, Marwat-01 has highest spike length, Margalla-99 has greatest spikelets per spike, Zarghoon-79 has highest 1000 grain weight and C-273 have highest harvest index and Uqab-2000 showed optimum plant height. These genotypes could be used for further breeding programs to improve wheat production under drought stress conditions of Pakistan. Analysis of Variance of the physiological data provided highly significant differences among the genotypes both in normal and drought stress. Margalla-99 recorded the highest relative water content in normal while NIAB-83 recorded the highest relative water content in drought stress conditions. Faisalabad-83 and Iqbal-2000 was ranked first on the basis of water loss rate in normal and water loss rate in stress conditions while NIAB-83 was ranked first in water use efficiency test. These genotypes may be recommended for commercial cultivation in irrigated and rainfed areas of Pakistan. The correlation analysis revealed that root dry weight, maximum root length, total root length, root shoot ratio, root diameter and number of seminal roots were positively correlated with water loss rate stress and relative water content stress and considered to be best root traits for drought tolerance. Pirsabak-85, AS-2002, Abdaghar-97, Marwat-01 and Soghat-90 were ranked first on the basis of root traits and considered to be best for drought stress areas of Pakistan. All the genotypes were screened with 102 SSR markers in which most of the markers were showed high level of polymorphism. Sum of 271 polymorphic alleles generated. The alleles per locus ranged from 1-3 with an average of 2.63 per locus. Polymorphic Information Content (PIC) values of the markers were calculated in the range of 0.03–0.59. The association analysis through linkage disequilibrium of 100 accessions clustered into thirteen distinct groups. Our analyses identified significant association between Xgdm5 and total root length, Xwmc235 and root fresh weight, Ppd-D1 and root dry weight, Xwmc149 and maximum root length, Xwmc175 and number of nodal roots, Xgwm302 and root angle, Xwmc175 and root density and Xwmc233 and root diameter. All the marker/trait associations were located on seven chromosomes (2D, 5B, 2A, 2B, 7B, 6D and 5D. The marker/trait association for maximum root length was not reported previously. The genetic information obtained might be used in marker-assisted selection to improve drought tolerance of wheat.