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With the proliferation of GPS devices in daily life, trajectory
data that records where and when people move is now readily
available on a large scale. As one of the most typical
representatives, it has now become widely recognized that taxi
trajectory data provides rich opportunities to enable promising
smart urban services. Yet, a considerable gap still exists between
the raw data available, and the extraction of actionable
intelligence. This gap poses fundamental challenges on how we can
achieve such intelligence. These challenges include inaccuracy
issues, large data volumes to process, and sparse GPS data, to name
but a few. Moreover, the movements of taxis and the leaving
trajectory data are the result of a complex interplay between
several parties, including drivers, passengers, travellers, urban
planners, etc. In this book, we present our latest findings on
mining taxi GPS trajectory data to enable a number of smart urban
services, and to bring us one step closer to the vision of smart
mobility. Firstly, we focus on some fundamental issues in
trajectory data mining and analytics, including data map-matching,
data compression, and data protection. Secondly, driven by the real
needs and the most common concerns of each party involved, we
formulate each problem mathematically and propose novel data mining
or machine learning methods to solve it. Extensive evaluations with
real-world datasets are also provided, to demonstrate the
effectiveness and efficiency of using trajectory data. Unlike other
books, which deal with people and goods transportation separately,
this book also extends smart urban services to goods transportation
by introducing the idea of crowdshipping, i.e., recruiting taxis to
make package deliveries on the basis of real-time information.
Since people and goods are two essential components of smart
cities, we feel this extension is bot logical and essential.
Lastly, we discuss the most important scientific problems and open
issues in mining GPS trajectory data.
With the proliferation of GPS devices in daily life, trajectory
data that records where and when people move is now readily
available on a large scale. As one of the most typical
representatives, it has now become widely recognized that taxi
trajectory data provides rich opportunities to enable promising
smart urban services. Yet, a considerable gap still exists between
the raw data available, and the extraction of actionable
intelligence. This gap poses fundamental challenges on how we can
achieve such intelligence. These challenges include inaccuracy
issues, large data volumes to process, and sparse GPS data, to name
but a few. Moreover, the movements of taxis and the leaving
trajectory data are the result of a complex interplay between
several parties, including drivers, passengers, travellers, urban
planners, etc. In this book, we present our latest findings on
mining taxi GPS trajectory data to enable a number of smart urban
services, and to bring us one step closer to the vision of smart
mobility. Firstly, we focus on some fundamental issues in
trajectory data mining and analytics, including data map-matching,
data compression, and data protection. Secondly, driven by the real
needs and the most common concerns of each party involved, we
formulate each problem mathematically and propose novel data mining
or machine learning methods to solve it. Extensive evaluations with
real-world datasets are also provided, to demonstrate the
effectiveness and efficiency of using trajectory data. Unlike other
books, which deal with people and goods transportation separately,
this book also extends smart urban services to goods transportation
by introducing the idea of crowdshipping, i.e., recruiting taxis to
make package deliveries on the basis of real-time information.
Since people and goods are two essential components of smart
cities, we feel this extension is bot logical and essential.
Lastly, we discuss the most important scientific problems and open
issues in mining GPS trajectory data.
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Wireless Sensor Networks - 13th China Conference, CWSN 2019, Chongqing, China, October 12-14, 2019, Revised Selected Papers (Paperback, 1st ed. 2019)
Songtao Guo, Kai Liu, Chao Chen, Hongyu Huang
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R1,567
Discovery Miles 15 670
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Ships in 10 - 15 working days
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This book constitutes the refereed proceedings of the 13th China
Conference on Wireless Sensor Networks, CWSN 2019, held in
Chongqing, China, in October 2019. The 27 full papers were
carefully reviewed and selected from 158 submissions. The papers
are organized in topical sections on fundamentals on Internet of
Things; applications on Internet of Things; and IntelliSense,
location and tracking.
The Grand Scribe's Records, Volume VI, contains annotated
translations of the "hereditary houses" for the Ch'in and Han
dynasties. Such "houses" were an invention of Ssu-ma Ch'ien and in
early periods treated the history of various states. Here, however,
the subjects vary, often containing merely biographies of their
main protagonist. The volume begins with an account of the rebel
Ch'en She in chapter 48, whose "house" consisted of the other rebel
leaders he spawned into action against the Ch'in dynasty, and ends
in chapter 60 with the memorials concerning the reigns of the sons
of Emperor Wu of the Han born to concubines, men whose reigns ended
badly. Besides accounts of the kings from the royal Liu family,
included are the stories of the maternal relatives, empresses, and
imperial consorts, as well as the major statesmen and military
leaders who guided the Han victory.
"An essential source for the study of events in early China, a
guide to the moral philosophy of the gentlemen of Han, and a
splendid work of literature which may be read for the pleasure of
its style and the power of its narrative. . . . This work makes Shi
ji and its scholarship accessible to any reader of English, and it
is a model for any work in this field and style." -Bulletin of the
School of Oriental and African Studies "Through such work as this,
the scholarly and literary community of the West will learn more of
the splendor and romance of early China, and may better appreciate
the lessons in humanity presented by its great historian."
-Bulletin of the School of Oriental and African Studies
"Nienhauser's new translation is scrupulously scholarly . . . the
design of this series is nearly flawless . . . the translation
itself is very precise." -Chinese Literature: Essays, Articles,
Reviews This project will result in the first complete translation
(in nine volumes) of the Shih chi (The Grand Scribe's Records), one
of the most important narratives in traditional China. Ssu-ma
Ch'ien (145-ca. 86 BC), who compiled the work, is known as the
Herodotus of China.
With Part I of the two-part fifth volume of Ssu-ma Ch ien s Shi
chi (The Grand Scribe s Records), we enter the world of the shih
chia or "hereditary houses." These ten chapters trace the history
of China s first states, from their establishment in the 11th
century B.C. until their incorporation in the first empire under
the Ch in in 221 B.C. Combining myth, anecdote, chronicle, and
biography based on early written and oral sources, many no longer
extant, the narratives make for compelling reading, as dramatic and
readable as any in this grand history."
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