Managing what is known

How does Amazon know what I like? »
Alison Ruth

Managing what is known
How DOES Amazon 
know what I like?
How do we know what we know and how do we prove it?
You like this?
Well, you'll looove this!
Amazon 'learns'!
And by 'learns', we really mean that it gathers heaps of data about what people look at, what they say they like, what they buy.  It 'watches' and analyzes and puts it all together in huge spreadsheet like tables, which are actually, big databases. And then it matches information, performs correlations and other esoteric statistical analyses, some of which are probably patented and secret, so we don't really know.  It's really only as smart as the programmers, who must be pretty smart to have come up with this.  But it doesn't actually 'watch' or 'learn', it just records information.  It could feel like being watched just like the closed circuit TV cameras popping up all over the city, but that's another story.
You have that?
So you'll need this!
Alison likes ...
     Thoughtful Interaction Design
Therefore ..
      Designing Interaction
Alison owns ...
     We’ve Got Blog
Therefore ..
      Blog!

This is data modelling.
It sounds really dry and boring but Amazon and heaps of others are making a fortune doing it!
Informatics is first year
Informatics is about computers
Informatics is about people
Informatics is about people using computers
Informatics is useful
What do we know?
This is, after all, a course about informatics.  
How do we know?
Experience
Reading
Writing
Assessment
Lectures
Tutorials
Chatting with your friends
But NOT during lectures
How do we know you know?
Assessment 
Measurement
Rubrics

Rubrics?
a title, heading, direction, or the like, in a manuscript, book, statute, etc., written or printed in red or otherwise distinguished from the rest of the text.
a direction for the conduct of divine service or the administration of the sacraments, inserted in liturgical books.
any established mode of conduct or procedure; protocol.
an explanatory comment; gloss.
a class or category
Remember back to week 4? 
Givens, objectives and goals?
These help define our rubrics
Develop graduates
with business
knowledge and skills
in critical analysis and
decision making
Demonstrate the use of information technologies and business decision support tools for addressing business issues
Teaching and Learning Activities
Assurance of Learning
We need to teach what we assess
Then we need to assess what we teach
But, first, we need to define what we want to evaluate!
How we assess your work!
Storing and Organising Information
Spreadsheets 
Databases 
Information systems
Wikis
By Using
 are arrays of values that are laid out in a grid on a computer screen 
They are conceptualised as rows and columns of values
can store and manipulate the data dynamically in various ways 
If a change is made in one part of the spreadsheet, the entire array can be recalculated automatically
are very flexible and have numerous applications in informatics
Spreadsheets ...
Databases
example: Learningfast
Collects data and information about individuals
Stores this in a database
Recommends activities (based on pre-tests)
Assesses Learning outcomes (Able to use technology)
University information 
systems
Stores records of student enrolments
Stores records of Classroom use
Stores records of library items
Wikis
Store unstructured data for easy (?) re-use
Editable by anyone with permission
Amazon does this too
Collects and stores information about people buying stuff
Analyses this information, tracking concurrent purchases
Recommends similar items to users
Takes unstructured data and imposes structure

But there could be downsides to all this hyperconnected, hypertextual information 
Perhaps there is a better way.
You
are here
Epic Video
http://robinsloan.com/epic/
It will really make you think!

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