8 results found for networks

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01:04:00

Communicating with light

by Polina Bayvel
Communicating with light
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1381 views
Rating:

Most of the data we generate and receive (whether emails, tweets, videos or mobile calls) are now carried by optical fibres, which use light to transmit vast quantities of information over trans-oceanic distances. The use of hundreds of wavelengths ....

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00:45:00

The Mathematics of Web science.

by Jennifer Chayes
The Mathematics of Web science.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1459 views
Rating:

The Web and associated technological and social networks provide both mathematical challenges and opportunities. How do we model the evolution of these networks taking into account both observed features and incentives?

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00:44:00

Towards a decentralised and personalised Web

by Anne-Marie Kermarrec
Towards a decentralised and personalised Web
for 14-19 and upwards,
Lectures | 14-19 and upwards | 13 years ago | 1270 views
Rating:

Social networks and collaborative tagging systems have taken off at an unexpected scale and speed. Pretty much everyone now generates Web content. This represents a revolution in usage and a great opportunity to leverage collaborative knowledge to en....

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00:31:00

Networks in ecosystems and financial systems

by Robert May
Networks in ecosystems and financial systems
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1076 views
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This talk surveys our growing understanding of the relationships between the network structure of ecological networks ? both in mathematical models and in the real world ? and their ability to withstand disturbance, natural or human-created.

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00:34:00

Visit our website The structure of the Web

by Albert-Laszlo Barabasi
Visit our website The structure of the Web
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1416 views
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Systems as diverse as the World Wide Web, Internet or the cell are described by highly interconnected networks with amazingly complex topology. Recent studies indicate that these networks are the result of self-organizing processes governed by simple....

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00:48:00

Social networks in the internet.

by Manuel Castells
Social networks in the internet.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1772 views
Rating:

The Web has become the fabric of our lives. However, its understanding in terms of social practice is obscured by ideology and media sensationalism, in spite of the fact that social sciences have gathered over the last decade a solid record of empiri....

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00:46:00

Augmented intelligence: the Web and human computation

by Luis von Ahn
Augmented intelligence: the Web and human computation
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1641 views
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This talk is about harnessing human time and energy to address problems that computers cannot yet solve. Although computers have advanced dramatically in many respects over the last 50 years, they still do not possess the basic conceptual intelligenc....

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00:45:00

Developing Web Science for the 21st century.

by Noshir Contractor
Developing Web Science for the 21st century.
for 18-22 and upwards,
Lectures | 18-22 and upwards | 13 years ago | 1668 views
Rating:

Recent advances in Web Science provide comprehensive digital traces of social actions, interactions, and transactions. These data provide an unprecedented exploratorium to model the socio-technical motivations for creating, maintaining, dissolving, a....

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