Browsing by Author "Yogarajan, Vithya"
Now showing items 1-5 of 10
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Adoption of international privacy standards in New Zealand health information research.
Yogarajan, Vithya; Ragupathy, Rajan (2019)The use of patient health information in secondary research (henceforth referred as health information research) has many potential health and economic benefits for New Zealand, but patient privacy must be protected in the ... -
Applying the Reason Model to enhance health record research in the age of 'big data'.
Ragupathy, Rajan; Yogarajan, Vithya (2018)There is considerable international interest in applying powerful data research techniques (‘big data’) to health records.¹ This will become increasingly viable in New Zealand as previously siloed records held by private ... -
Automatic end-to-end De-identification: Is high accuracy the only metric?
Yogarajan, Vithya; Pfahringer, Bernhard; Mayo, Michael (2019)De-identification of electronic health records (EHR) is a vital step towards advancing health informatics research and maximising the use of available data. It is a two-step process where step one is the identification of ... -
Comparing high dimensional word embeddings trained on medical text to bag-of-words for predicting medical codes
Yogarajan, Vithya; Gouk, Henry; Smith, Tony C.; Mayo, Michael; Pfahringer, Bernhard (Springer, 2020)Word embeddings are a useful tool for extracting knowledge from the free-form text contained in electronic health records, but it has become commonplace to train such word embeddings on data that do not accurately reflect ... -
Domain-specific language models for multi-label classification of medical text
Yogarajan, Vithya (The University of Waikato, 2022)Recent advancements in machine learning-based medical text multi-label classifications can be used to enhance the understanding of the human body and aid the need for patient care. This research considers predicting medical ...