MMAC: A Mobility-Adaptive‚ Collision-Free MAC Protocol for Wireless Sensor Networks Muneeb Ali‚ Tashfeen Suleman‚ and Zartash Afzal Uzmi Computer Science Department‚ LUMS {muneeb‚tashfeens‚zartash}@lums.edu.pk Abstract Mobility in wireless sensor networks poses unique challenges to the medium access control (MAC) protocol design. Previous MAC protocols for sensor networks assume static sensor nodes and focus on energyefficiency. In this paper‚ we present a mobilityadaptive‚ collision-free medium
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Sylvia Plath’s poem‚ "Medallion" is about a snake she finds dead‚ and the details of its body that she notices. Written in 1959‚ its form was strictly "controlled." Plath uses imagery‚ literary devices‚ and sensory details‚ especially colors. First‚ we "see" the image of a snake‚ bronze‚ lying in the sun near a gate with a "star and moon" design. By the gate with star and moon Worked into the peeled orange wood The bronze snake lay in the sun Next‚ Plath uses a metaphor
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I will discuss the role of technology as it‘s incorporated as an explicit component‚ focusing on the conceptualisation‚ Invention‚ innovation‚ and diffusion of Apple technologies‚ specifically aiming the topics towards the development of the Apple Mac. Whilst also looking at how the fundamentals of the mac’s core competencies has a ripple effect on the development of new technology across the Apple range and how this contributed to an understanding of information technology and productivity throughout
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Pol Pot Speech History Assessment My name is Pol Pot‚ but I wasn’t always born with this name. I was born as Saloth Sar‚ I was the notorious leader of the Khmer Rouge (also known as the Red Cambodians). I was responsible for the deaths of over 25% of Cambodia’s population between 1975-1979. In just four years I killed
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Practice Exam: TEXT PART A – Multiple Choice Questions Please‚ place your answers here: 1 11 2 12 3 13 4 14 5 15 6 7 8 9 10 1. On December 15‚ 2009‚ the board of directors of Cross Corporation declared a cash dividend‚ payable on January 8‚ 2010 of $.80 per share on the 2‚000‚000 common shares outstanding. On December 15‚ 2009‚ Cross Corporation should A. not prepare a journal entry because the event had no effect on the corporation’s financial position until 2010. B. decrease retained
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Atticus Finch lives as a single father of two‚ and works as a lawyer who’s most recent case was Tom Robinson’s. When asked how he felt about the court case‚ Atticus Finch responded with‚ “I was quite upset when Heck Tate asked me to represent Tom’s case. Tom was a black man‚ and I knew he wouldn’t be passed as innocent in that court room‚ not when he was up against a white woman. However‚ there may be some changes in racial attitudes over the years to come if we all stand up for what is right.”
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the wind swirls with rushes of cool air‚ and the explosion of song comes from young girls. These are all present and alive in one supportive environment that I am pleased to indicate I witness annually. Let me invite you into the world of Camp Merri-Mac for Girls‚ a place where you will find wholehearted love‚ and meaningful support‚ along with friendships that last a lifetime. Summer camp is a vital journey in the life of girls for so many reasons‚ and an adventure I look forward to each and every
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What happened on Black Wednesday in 1992? (UK and Exchange Rate mechanism) Black Wednesday‚ 16 September 1992‚ was the day Britain crashed out of the ERM - a system for tying the pound and other currencies’ values to that of the German mark‚ and was a precursor to the creation of the single European currency. Prime Minister John Major and Chancellor Norman Lamont raised interest rates during the day from 10% to 12% to 15% and authorised the spending of billions of pounds in a doomed effort to keep
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Heroic Characteristics Essay Compare and Contrast Imagine back to the 1950’s where a african american women comes home from work and her and others are forced to give up their seats. She quietly refuses‚ and she is arrested. This is Rosa Parks story. On December 1‚ 1955‚ Rosa Parks refused to give up her seat to a white man and was arrested for challenging the laws of segregation. Rosa Parks was an African American civil rights activists and is well known as “the mother of the freedom movement. She
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Heather Mac Donald had given a speech on the black lives matter movement in which some would consider to be “powerful.” She had given this speech at Hillsdale college on April 27th‚ 2016 for the AWC Family Foundation Lecture Series. As she had given her speech‚ throughout it she had delivered a variety of evidence and statistics. However‚ while she was giving her speech of the evidence she collected‚ consequently the diction she had used was like an insult to the black community. The vocabulary she
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