Research Data
Research data refers to the information collected, observed, or generated during the course of a research project. This data can be quantitative or qualitative and includes raw data, processed data, and metadata. It serves as the foundation for analysis, interpretation, and validation of research findings. Examples of research data types include survey results, experimental measurements, observational records, interview transcripts, images, audio recordings, and simulation data.
Research data formats can vary widely and include spreadsheets (e.g., CSV, Excel), text files (e.g., TXT, DOC), images (e.g., JPEG, PNG), audio files (e.g., WAV, MP3), and databases (e.g., SQL). Research data could include but not limited to the following formats:
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Text or Word documents, spreadsheet | ![]() |
Data files |
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Laboratory notebooks, field notebooks, diaries | ![]() |
Database contents including video, audio, text, images |
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Questionnaires, transcripts, codebooks | ![]() |
Models, algorithms, scripts |
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Audiotapes, videotapes | ![]() |
Contents of an application such as input, output, log files for analysis software, simulation software, schemas |
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Photographs, films | ![]() |
Methodologies and workflows |
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Test responses | ![]() |
Standard operating procedures and protocols |
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Collection of digital objects acquired and generated during the process of research | ![]() |
Slides, artifacts, specimens, samples |
Besides, research-related documents along with the research data may also be important to manage during and beyond the life of a project:
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Correspondence including electronic mail and paper-based correspondence | ![]() |
Technical reports |
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Project files | ![]() |
Research reports |
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Grant applications | ![]() |
Master lists |
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Ethics applications | ![]() |
Signed consent forms |
The FAIR Principles
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Government authorities, funding bodies and journals are increasingly encouraging or mandating authors to make data openly accessible without sacrificing the protection of human subjects or other valid subject privacy. In view of the volume, complexity and creation speed of data, FAIR principles are thus published to provide guidelines to improve the findability, accessibility, interoperability, and reuse of the scientific data. Learn more about FAIR data via H2020 Programme - Guidelines on FAIR Data Management in Horizon 2020 |
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Findable |
Making data findable The first step in (re)using data is to find them. Metadata and data should be easy to find for both humans and computers. Machine-readable metadata are essential for the automatic discovery of datasets and services, so this is an essential component of the FAIRification process. |
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Accessible |
Making data openly accessible Once the user finds the required data, she/he needs to know how can they be accessed, possibly including authentication and authorisation. |
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Interoperable |
Making data interoperable The data usually need to be integrated with other data. In addition, the data need to interoperate with applications or workflows for analysis, storage, and processing. |
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Reusable |
Increase data re-use The ultimate goal of FAIR is to optimise the reuse of data. To achieve this, metadata and data should be well-described so that they can be replicated and/or combined in different settings. |
A video about FAIR Principles
The FAIR principles explained (2:09) A video created by Maastricht University. Topics include:
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For enquiries, please contact the Library's Research Data Management Services of the Research Support and Scholarly Communication Section at lbrdms@cityu.edu.hk