360,146 research outputs found

    Limits of predictability for large-scale urban vehicular mobility

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    Key challenges in vehicular transportation and communication systems are understanding vehicular mobility and utilizing mobility prediction, which are vital for both solving the congestion problem and helping to build efficient vehicular communication networking. Most of the existing works mainly focus on designing algorithms for mobility prediction and exploring utilization of these algorithms. However, the crucial questions of how much the mobility is predictable and how the mobility predictability can be used to enhance the system performance are still the open and unsolved problems. In this paper, we consider the fundamental problem of the predictability limits of vehicular mobility. By using two large-scale urban city vehicular traces, we propose an intuitive but effective model of areas transition to describe the vehicular mobility among the areas divided by the city intersections. Based on this model, we examine the predictability limits of large-scale urban vehicular networks and obtain the maximal predictability based on the methodology of entropy theory. Our study finds that about 78%–99% of the location and above 70% of the staying time, respectively, are predicable. Our findings thus reveal that there is strong regularity in the daily vehicular mobility, which can be exploited in practical prediction algorithm design

    Song Qinghu Wangzi Zisu xian sheng chu shou Sizhou xu

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    卷一. 奏疏 -- 卷二. 序 -- 卷三. 記 -- 卷四. 雜著 -- 卷五. 祭文 -- 卷六. 銘志 -- 卷七. 書柬 -- 卷八. 五言古詩 -- 卷九. 七言古詩 -- 卷十. 五言律詩 -- 卷十一-十二. 七言律詩 -- 卷十三. 五言絶句 -- 卷十四. 七言絶句.Juan yi. Zou shu -- juan er. Xu -- juan san. Ji -- juan si. Za zhu -- juan wu. Ji wen -- juan liu. Ming zhi -- juan qi. Shu jian -- juan ba. Wu yan gu shi -- juan jiu. Qi yan gu shi -- juan shi. Wu yan lü shi -- juan shi yi - shi er. Qi yan lü shi -- juan shi san. Wu yan jue ju -- juan shi si. Qi yan jue ju.汪應軫著 ; 汪延艮編 ; 楊汝輔輯.綫裝, 1函.框18.2x13.8公分, 10行20字. 白口, 四周單邊, 無魚尾. 版心上鐫題名, 中鐫小題, 下鐫葉次並記刻工.出書年據序.前有嘉靖丙辰[1556]翁溥序, 及嘉靖三十八年[1559]葉邦榮序.文集共五冊, 存於精美木函套中, 函套附鎖及銷匙, 上刻有"青湖集 嘉靖栞本"見《香港中文大學圖書館古藉善本書錄》(2001, p. 242)附錄題: 送青湖汪子子宿先生出守泗州序 / 朱節撰.鈐有"姜公銓鑒藏圖書", "汪兆鏞印", "番禺汪氏藏書", "汪兆鏞長壽年宜子孫", "宣統辛亥得番禺汪氏賜福堂印", "微尚齋", "番禺何氏靈壁山房藏", "三十二芙蓉山主曼庵", "何曼盦鑒藏", "靈壁何氏"Xian zhuang, 1 han.Kuang 18.2 x 13.8 gong fen, 10 hang 20 zi. Bai kou, si zhou dan bian, wu yu wei. Ban xin shang juan ti ming, zhong juan xiao ti, xia juan ye ci bing ji ke gong.Chu shu nian ju xu.Qian you Jiajing bing chen [1556] Weng Pu xu, ji Jiajing san shi ba nian [1559] Ye Bangrong xu.Wen ji gong wu ce, cun yu jing mei mu han tao zhong, han tao fu suo ji xiao shi, shang ke you "Qinghu ji Jiajing kan ben"Jian "Xianggang Zhong wen da xue tu shu guan gu ji shan ben shu lu"(2001, p. 242)Wang Yingzhen zhu ; Wang Yangen bian ; Yang Rufu ji.Fu lu ti: Song Qinghu Wangzi Zisu xian sheng chu shou Sizhou xu / Zhu Jie zhuan.Qian you "Jiang gong Quanjian cang tu shu", "Wang Zhaoyong yin", "Panyu Wang shi cang shu", "Wang Zhaoyong chang shou nian yi zi sun", "Xuantong xin hai de Panyu Wang shi Ci fu tang yin", "Wei shang zhai", "Panyu He shi Ling bi shan fang cang", "San shi er fu rong shan zhu man an", "He Manan jian cang", "Lingbi He shi

    Wang Li (1900-1986)

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    Wang Li (Wang Liaoyi) was one of the three most prominent linguists in China in the 20th century. He was born August 10, 1900, in what is now Bobai County of the Guangxi Zhuang Autonomous Area

    Draconarius pseudobrunneus Wang 2003

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    Draconarius pseudobrunneus Wang, 2003 (Fig. 7) Draconarius pseudobrunneus Wang, 2003: 544, figs. 52 AB. (female holotype from Danzhu He drainage, Gongshan, Nujiang Prefecture, Yunnan, China, deposited in Hunan Biological Institute, Hunan Normal University, Changsha, China, examined). Distribution: China (Yunnan) (Fig. 7).Published as part of Zhang, Zhi-Sheng, Zhu, Ming-Sheng & Wang, Xin-Ping, 2005, Draconarius exilis, a new species of coelotine spider from China (Araneae, Amaurobiidae), pp. 45-50 in Zootaxa 1057 on page 49, DOI: 10.5281/zenodo.17011

    Wang Meng and contemporary Chinese literature: the vicissitudes of a committed writer

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    This thesis examines the way Wang Meng has developed as a writer from the 1950s to the 1990s in the context of New China's political and literary background. It looks at the compromises he was forced to make between his political beliefs in the Communist Party and his chosen role as a professional writer. After his disastrous early foray into what was deemed to be unacceptable political criticism with The Young Newcomer in the Organisation Department in the 1950s, when the opportunity came to start publishing again in the late 1970s he was boldly innovative in style, helping to transform New Period literature, but conservative in content, sticking to politically acceptable topics. It was only with Hard Porridge in 1989 that he ventured again, and very successfully, into political comment. There is no outstanding leading writer in contemporary China, but Wang Meng is a leading contender for the title

    Preamble design using embedded signalling for OFDM broadcast systems based on reduced-complexity distance detection

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    The second generation digital terrestrial television broadcasting standard (DVB-T2) adopts the so-called P1 symbol as the preamble for initial synchronization. The P1 symbol also carries a number of basic transmission parameters, including the fast Fourier transform size and the single-input/single-output as well as multiple-input/single-output mode, in order to appropriately configure the receiver for carrying out the subsequent processing. In this contribution, an improved preamble design is proposed, where a pair of training sequences is inserted in the frequency domain and their distance is used for transmission parameter signalling. At the receiver, only a low-complexity correlator is required for the detection of the signalling. Both the coarse carrier frequency offset and the signalling can be simultaneously estimated by detecting the above-mentioned correlation. Compared to the standardised P1 symbol, the proposed preamble design significantly reduces the complexity of the receiver while retaining high robustness in frequency-selective fading channels. Furthermore, we demonstrate that the proposed preamble design achieves a better signalling performance than the standardised P1 symbol, despite reducing the numbers of multiplications and additions by about 40% and 20%, respectively

    Wang Shuo and the commercialisation of contemporary Chinese culture

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    This thesis examines the commercialisation of Chinese culture that has taken place over the past twenty years in mainland China. It explores the contribution of Wang Shuo, a cultural figure who straddles different fields of culture, moving from literature to the ultimate mass culture medium of television, this study plots Wang Shuo' s development from educational failure, to business failure, to fiction writer, film & TV editor, film director and cultural critic and analyst. His stories, films, TV series and articles have caused shock-waves throughout national cultural circles as he has transformed the terms of the debate from academic discourse to a validation of the role of the market in the culture field. Although Wang Shuo has not been labelled as a dissident, his approach to the culture market has had a more subversive effect on official ideology that those overt dissidents who have had to live in exile or have been imprisoned. He has utilised the language of official ideology to satirise the authorities, turning the ideology and its supporters into figures of fun. Yet his own goals have been strictly personal and economic ones. The authorities recognize the value of Wang Shuo's work in the cultural market but at the same time distrust his works and place him under strict censorship. Examining the way Wang Shuo and people surround him have succeeded in different fields of cultural achievement is a mirror to understanding the process of the transformation of contemporary Chinese culture from a socialist state-controlled culture to a market-oriented mass culture industry

    Xin ke Wang Longxi xian sheng wen ji

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    [李贄批評] ; 吳可期, 吳可善校正.綫裝, 1函.框20.7x14.4公分, 9行18字. 白口, 四周單邊, 單黑魚尾. 版心上鐫"龍谿先生語錄", 中鐫卷次, 下鐫葉次. 有眉批, 行間有圈點.題名據卷二卷端.内封題"新刻王龍谿先生文集, 蘇州閶門重刻"前有萬曆26年[1598]李贄序.卷一至四卷端題"卓吾先生批評龍谿王先生語錄鈔", 卷五至八題"□□先生批評龍谿王先生語錄鈔"見《香港中文大學圖書館古藉善本書錄》(2001, p. 91)鈐有"環[...]太原王氏振記"印.Library's copy: 卷一缺第一葉.Xian zhuang, 1 han.Kuang 20.7 x 14.4 gong fen, 9 hang 18 zi. Bai kou, si zhou dan bian, dan hei yu wei. Ban xin shang juan "Longxi xian sheng yu lu", zhong juan juan ci, xia juan ye ci. You mei pi, hang jian you quan dian.Ti ming ju juan er juan duan.Nei feng ti "Xin ke Wang Longxi xian sheng wen ji, Suzhou Chang men chong ke"Qian you Wanli 26 nian [1598] Li Zhi xu.Juan yi zhi si juan duan ti "Zhuowu xian sheng pi ping Longxi Wang xian sheng yu lu chao", juan wu zhi ba ti "[...][...] Xian sheng pi ping Longxi Wang xian sheng yu lu chao"Jian "Xianggang Zhong wen da xue tu shu guan gu ji shan ben shu lu" (2001, p. 91)[Li Zhi pi ping] ; Wu Keqi, Wu Keshan jiao zheng.Qian you "Huan [...] tai yuan Wang shi zhen ji" yin.Library's copy: juan yi que di yi ye

    Two new species of Catonidia Uhler (Hemiptera: Fulgoromorpha: Achilidae) from southwestern China, with the first description of the male of Catonidia wuyishanana Wang & Huang

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    Chen, Xiang-Sheng, He, Ting-Ting (2009): Two new species of Catonidia Uhler (Hemiptera: Fulgoromorpha: Achilidae) from southwestern China, with the first description of the male of Catonidia wuyishanana Wang & Huang. Zootaxa 2197: 43-52, DOI: 10.5281/zenodo.18954

    Replication Data and Codes for: The Art of the Deal: Deciphering the Endowment Effect from Traders’ Eyes

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    Data and codes related to the manuscript titled “The Art of the Deal: Deciphering the Endowment Effect from Traders’ Eyes” by Feng Sheng, Ruining Wang, Zexian Liang, Xiaoyi Wang, Michael L. Platt
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