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  • eScience, eResearch and Computational Problem Solving

    This collection is included inLens: eScience, eResearch and Computational Problem Solving
    By: Jan E. Odegard

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Data Quality and Usability

Module by: Alex Voss. E-mail the author

Summary: Discusses issues with data quality and usability in e-Research.

Most kinds of automated data manipulation and analysis require data to be of good quality, regular, well-defined and well-described. Very often, though, data in the Arts and Humanities, the Social Sciences and in Medicine (e.g., hospital records) is highly irregular, lacks adequate metadata and is of varying quality. Consequently, automated processing cannot be applied without further effort, workarounds or methodological compromises. For example, one researcher said:

"[our project] kind of died a death because the data which was available wasn’t good enough to use any of the tools that social scientists [use] to look at the data, to manipulate it because the nature of the data is that it is fuzzy, it is not scientific data. [...] that is on hold until we can get better data."

Data that is made available for research is often anonymised, for example, by removing, restricting or aggregating variables, which makes it less useful for research. A social researcher remarked:

"in my view some of the survey data is unnecessarily reduced in its detail, sometimes I can fully understand why [...], sometimes I don't think it's necessary." (researcher)

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Definition of a lens

Lenses

A lens is a custom view of the content in the repository. You can think of it as a fancy kind of list that will let you see content through the eyes of organizations and people you trust.

What is in a lens?

Lens makers point to materials (modules and collections), creating a guide that includes their own comments and descriptive tags about the content.

Who can create a lens?

Any individual member, a community, or a respected organization.

What are tags? tag icon

Tags are descriptors added by lens makers to help label content, attaching a vocabulary that is meaningful in the context of the lens.

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Module to:

My Favorites (?)

'My Favorites' is a special kind of lens which you can use to bookmark modules and collections. 'My Favorites' can only be seen by you, and collections saved in 'My Favorites' can remember the last module you were on. You need an account to use 'My Favorites'.

| A lens I own (?)

Definition of a lens

Lenses

A lens is a custom view of the content in the repository. You can think of it as a fancy kind of list that will let you see content through the eyes of organizations and people you trust.

What is in a lens?

Lens makers point to materials (modules and collections), creating a guide that includes their own comments and descriptive tags about the content.

Who can create a lens?

Any individual member, a community, or a respected organization.

What are tags? tag icon

Tags are descriptors added by lens makers to help label content, attaching a vocabulary that is meaningful in the context of the lens.

| External bookmarks