Observing the Evolution of Communities

Nov 29, 2025

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Delve into the journey of communities from ancient cave drawings to modern social media platforms. Explore roles, user analysis, and the impact of linked open data on complex social behavior. Understand motivation, cross-community effects, and the methodology behind community and topic detection. Discover the evolution of communities through different eras, from 30,000 BC to present-day complexities.

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Observing the Evolution of Communities

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Observing the Evolution of Communities
Cave Drawings 30000 BC
Writing: 3200 BC (Sumerian cuneiform)

Bush’s camera on the head
Memex
Sketch of memex

oNLine System- NLS, 1968(Doug Englebart, SRI)

Xanadu (Ted Nelson ~1960-???)

A Network of Knowledge

Two Key Ingredients
Linked Open Data cloud

Complex Social Behaviour
The Social Media Bazaar
Understanding Communities
User Role Analysis

User Role Analysis: Orthogonal Features
Role Analysis
Example
Analysis of Forums
Personal Issues Forum
Christianity vs Weather
Windows, Development, Politics
Humanities Forum
The Evolution of Communities
Motivation
Cross-Community Effects
Methodology Pipeline
Community & Topic Detection

Topics of Louvain Community 26

tagging, communities, vocabulary, evolution

tagging, communities, vocabulary, evolution. Shilad Sen S. Lam, D. Cosley, A. Rashid, D. Frankowski, F. Harper, J. Osterhouse, J. Riedl GroupLens Research University of Minnesota Dept. of Computer Science. from flickr.com:. tags: dayton, graffiti, ohio, spray_paint, tag.

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Observing the Sky

Observing the Sky. The Birth of Astronomy. Pre-Historic Astronomers. Need for Astronomy. Predicting seasons enables Survival Migration Store food (like squirrels) Plant crops in spring (after last frost?) Predict seasonal flooding Knowing time of day enables Survival

1.12k views • 50 slides

Evolution of Biological Communities

Evolution of Biological Communities. Outline. I. Evolution by Natural Selection A. Background B. Elements of Theory C. Examples II. Population Genetics. Background. Charles Darwin was not the first scientist to think about life’s origins or about how species might change over time.

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Observing The Sun

Observing The Sun . By : Nicollette Pecipajkovski 7F. About Our Sun.

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The Evolution of Evolution

The Evolution of Evolution. Consider…. 10:30 pm on December 31: the first human-like animals emerge Modern-looking humans have only been around for 100,000 years. Evolution. Pre-Darwin Plato and Aristotle Carolus Linnaeus (1717-1778). Jean-Baptiste Lamarck (1744-1829).

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Evolution of the

Evolution of the. Reionization @ Ringberg 25.03.2009. He-ionizing background. Keri Dixon University of California, Los Angeles Steven Furlanetto. Looking for the photoionization rate. Assume background ionization flux:. The attenuation length R 0 is treated as an unknown.

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The Evolution of

SLAM. The Evolution of. Ashley Schellhous. What is slam poetry?. Performance based Initial emotional impact. Slam in the. Past. Slam’s predecessors include Edgar Allen Poe Gerard Manley Hopkins. God’s Grandeur. The world is charged with the grandeur of God.

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The Joy of Observing Wildlife

The Joy of Observing Wildlife. Presented By Student’s Name. American Wildlife. VanHuss Wildlife Tours 803-555-0188. Marketing Music.

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Evolution of the niche in protozoan Communities

Evolution of the niche in protozoan Communities. Tom Miller Biological Science Florida State University miller@bio.fsu.edu. William Bartram, ~1780. Outline. Who am I? What QUESTIONS am I interested in? What TECHNOLOGY do I use? Example of a project

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Observing the Tropics

Observing the Tropics. Outline. Observing the Tropics Surface Observations Atmospheric Soundings Aircraft Satellites. Surface Observations: Land-based. Surface Weather Stations Automated and manual reports each hour Measure wind, pressure, temperature, humidity,

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Evolution of Virtual Communities

Evolution of Virtual Communities. ARPA paper predicts emergence of VC. 1968. ARPA paper predicts emergence of virtual communities First ‘cyber community’ made up of researchers at ARPANet. 1969. ARPANET. 1973. email. 1978. CBBS (the first BBS). 1979. Usenet. 1980. MUD. 1988. IRC.

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Observing the formation and evolution of massive galaxies

Observing the formation and evolution of massive galaxies. Andrea Cimatti University of Bologna – Department of Astronomy. “Towards the science case for E-ELT HIRES” – IoA, Cambridge, 13-14 September 2012. 50% mass built. Pozzetti et al. 2010. Physical processes of mass assembly

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The Evolution of Online Communities

Bjorn Townsend COM 538 Final Presentation December 2, 2003. The Evolution of Online Communities. What is a community?. Webster's Online: A unified body of individuals An interacting population of various kinds of individuals A group of people with a common characteristic or interest

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The evolution of

The evolution of . FREJA Win. FREJA Win 1.0, 2.0, 3.0. 3.0. FREJA Win 3. 1.0 .5 2.0. Sync instrument. Current instrument. General, Harmonics. FREJA Win 2.0 3.0. Transducer. Demo examples. Batch report. General, GPS sync. General Graphical results.

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Observing the Sky

Observing the Sky. Some Basic Terms & Definitions. Angles Zenith & nadir Celestial sphere Horizon Ecliptic. 45 o. 360 o. What’s an Angle?. In astronomy as in geometry, one measures angles in degrees or in radians A full circle makes 360 o or 2 p radians. More about Angles.

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Observing the Sun

Observing the Sun. http://www.youtube.com/watch?v=sGuZ-9M5FeM. Learning Outcomes. To appreciate how astronomers make observations of the Sun at different wavelengths of the electromagnetic spectrum. To describe the appearance of the Sun at different wavelengths.

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The Evolution Of

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The Evolution Of

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The Evolution Of

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Chapter 15 Observing the Evolution of the Universe

Chapter 15 Observing the Evolution of the Universe. “Olbers’ Paradox”. If space goes on forever, with stars scattered throughout it, then any line of sight must eventually hit a star. In this case, no matter where you look in the night sky, you should ultimately see a star.

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Observing the Moon’s of Jupiter

Observing the Moon’s of Jupiter. A Participatory Example of Contemporary Inquiry Instruction. DISCUSSION. Everyone has been talking about INQUIRY in teaching. Let’s generate some ideas about what that means. Describe three inquiry experiences that you’ve had

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