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Donna Porter's Network

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Freelance Jobs | Demand Media Studios. Donna Porter. Donna Porter, Writer (web_buzz)

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Donna Porter (3) Contributor Network Blog. After the end of every calendar year, we look back on twelve months of published content and highlight the very best contributors and content. This year, you helped us make the choice by nominating over 700 pieces of content and more than 400 contributors for these prestigious honors! Yahoo Contributor Award winners are an exclusive club of writers who have used Yahoo Contributor Network in unique, enlightening, and compelling ways that struck a note with readers, peers, and editors.

First, let's recognize our Yahoo Contributor Award winners for Contributor of the Year. For this award, we looked at an entire year's library of content. We asked: Was the content well-written? Were story ideas unique and creative? Did readers come back to this writer? Three prolific, expert, fascinating writers received this high-value award, which comes with a $1,500 prize and a limited-edition, single-use YCA 2013 profile badge. Mapping Our Friendships Over Time and Space: The Future of Social Network Analysis. What new things could we discover if social network analysis took time and space into account, in addition to the raw connections between people? In most cases, social network analysis today is limited to discovering friend connections, community leaders and outlines, influential people and personal friend recommendations - in a static or snap-shot kind of way.

If new factors could be taken into consideration, specifically changes over time and space, then social network analysis could discover things like emergence or decay of leadership, changes in trust over time, migration and mobility within particular communities online. That's very valuable information that the social web has barely begun to tackle capturing. That's the topic of discussion in a new paper by Shashi Shekhar and research assistant Dev Oliver, spatial data scientists at the University of Minnesota, titled Computational Modeling of Spatio-temporal Social Networks: A Time-Aggregated Graph Approach (PDF). The Hard Parts.