Wikipedia:

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Wikipedia Measuring Stability
Matthew C. Skinner Sewanee University of the Sou
th
Sewanee, Tennessee
0353637
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Outline
- Introduction -What is C redibility - Measurin
g Credibility - Stability - Measurement - Concl
uding Remarks
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Introduction What is Credibility?
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Introduction What is Credibility?
1. The quality, capability, or power to elicit b
elief. 2. A capacity for belief a story that
strained our credibility. Taken from Dicti
onary.com
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Introduction What is Credibility?
believability, chance, integrity, likelihood,
plausibility, possibility, probability,
prospect, reliability, satisfactoriness,
solidity, solidness, soundness, tenability,
trustworthiness, validity Taken from Diction
ary.com
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Introduction What is Credibility?
- Not Concrete - Not Defined - Why?
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Introduction What is Credibility?
Credibility is a perceived notion.
Credibility is a quale.
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Introduction What is Credibility?
Credibility is a perceived notion.
Credibility is a perceived quale.
What is a quale? Each person has their own co
nceptual framework.

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Introduction What are Qualia?
Formal Definition by Daniel Dennett
1.) ineffable that is, they cannot be communi
cated, or apprehended by any other means than
direct experience.

Pulled from ?ttp//en.wikipedia.org/wiki/Qualia
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Introduction What are Qualia?
2.) intrinsic that is, they are non-relational
properties, which do not change depending on the
experience's relation to other things.


Pulled from ?ttp//en.wikipedia.org/wiki/Qualia
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Introduction What are Qualia?
3.) private that is, all interpersonal compari
sons of qualia are systematically impossible.



Pulled from ?ttp//en.wikipedia.org/wiki/Qualia
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Introduction What are Qualia?
4.) directly or immediately apprehensible in co
nsciousness that is, to experience a quale is to
know one experiences a quale, and to know all
there is to know about that quale.

Pulled from ?ttp//en.wikipedia.org/wiki/Qualia
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Introduction What is Credibility?
Credibility is a perceived notion.
Credibility is a quale of reality

How do we make sense of credibility ?

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Background Dividing Credibility
Trustworthiness and Expertise a matter of
degree.

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Background Dividing Credibility
Trustworthiness and Expertise a matter of
degree. Trustworthiness- how truthful and unbia
sed a source is.

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Background Dividing Credibility
Expertise - the degree of competence and
knowledgeability of a source. The the more trus
tworthy and more expert a source is the more
credible it becomes.

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Background Dividing Credibility
- Presumed - Reputed - Surface - Experience

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Measuring Credibility Internet
Two methods Manual human assessment Automat
ic computer assisted

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Measuring Credibility Manual
- Ease of information verification
- Brick and Mortar - Credentials - Personabl
e
- Ease of contact

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Measuring Credibility Manual
- Site Design - Ease of use - Recent content
- Little or no ads no pop-ups - No typos, or
typographical errors

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Measuring Credibility Automatic
- Quantify and measure the criteria for a
credible website. - Use metadata to determine
the overall condition of the document.

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Measuring Credibility Wikipedia
- Each article has a history page describing the
date, time, and identity of the editor.
- The identity is either a username or an IP add
ress.

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Measuring Stability Wikipedia
- The frequency of edits help determine an
articles stability. - Stability is how much an
article changes over time. - Stability alone
does not determine an articles credibility.

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Measuring Stability Wikipedia
Assumption the more stable an article the more
credible the article is.


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Measuring Stability Wikipedia
Assumption the more stable an article the more
credible the article is. What is a stable ar
ticle?

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Measuring Stability Wikipedia
What is a stable article? - Not a simple answer
.
- External Influences - Temporal

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Measuring Stability Wikipedia
Protection Semi or Full

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Measuring Stability Wikipedia
Real World Events - Natural Disasters - Web Li
nks
- Mainstream media

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Measuring Stability Wikipedia
Articles tend to increase on the number of edits
over time. Possible Reasons - Wikipedia has
gained popularity - The article has gained more
interest

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Concluding Remarks
- Credibility is a perceived notion and a
quale. - Measuring credibility- humans or comput
er - Stability is how much an article changes o
ver time. - Improvement include content change

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Acknowledgements
I appreciate the following for their help
- Carolina Eastman - John Bowles - Libby Al
ford - Roxanne Spray - Chaitanya Evani I a
lso thank NSF for their funding