Helen Christensen

22 papers Journal 14Unranked 8

Year	Rank	Type	Title / Venue / Authors
2021	J	`jnl`	Effect of Engagement With Digital Interventions on Mental Health Outcomes: A Systematic Review and Meta-Analysis. Frontiers Digit. Health Daniel Z. Q. Gan, Lauren McGillivray, Jin Han, Helen Christensen, Michelle Torok
2020	J	`jnl`	Using spatiotemporal distribution of geocoded Twitter data to predict US county-level health indices. Future Gener. Comput. Syst. Thin Nguyen, Mark E. Larsen, Bridianne O'Dea, Hung Nguyen, Duc Thanh Nguyen, John Yearwood, Dinh Quoc Phung, Svetha Venkatesh, Helen Christensen
2019	—	`conf`	Geospatial suicide clusters and emergency responses: An analysis of text messages to a crisis service. EMBC Mark E. Larsen, Michelle Torok, Kit Huckvale, Bilal Reda, Sofian Berrouiguet, Helen Christensen
2019	J	`jnl`	Toward clinical digital phenotyping: a timely opportunity to consider purpose, quality, and safety. npj Digit. Medicine Kit Huckvale, Svetha Venkatesh, Helen Christensen
2018	—	`conf`	Jointly Predicting Affective and Mental Health Scores Using Deep Neural Networks of Visual Cues on the Web. WISE (2) Hung Nguyen, Van Nguyen, Thin Nguyen, Mark E. Larsen, Bridianne O'Dea, Duc Thanh Nguyen, Trung Le, Dinh Q. Phung, Svetha Venkatesh, Helen Christensen
2018	J	`jnl`	The relationship between linguistic expression and symptoms of depression, anxiety, and suicidal thoughts: A longitudinal study of blog content. CoRR Bridianne O'Dea, Tjeerd W. Boonstra, Mark E. Larsen, Thin Nguyen, Svetha Venkatesh, Helen Christensen
2018	J	`jnl`	Using smartphone sensor technology for mental health research: Clear obstacles and hidden challenges. CoRR Tjeerd W. Boonstra, Jennifer Nicholas, Quincy J. J. Wong, Frances Shaw, Samuel Townsend, Helen Christensen
2017	J	`jnl`	Estimation of the prevalence of adverse drug reactions from social media. Int. J. Medical Informatics Thin Nguyen, Mark E. Larsen, Bridianne O'Dea, Dinh Q. Phung, Svetha Venkatesh, Helen Christensen
2017	J	`jnl`	Kernel-based features for predicting population health indices from geocoded social media data. Decis. Support Syst. Thin Nguyen, Mark E. Larsen, Bridianne O'Dea, Duc Thanh Nguyen, John Yearwood, Dinh Q. Phung, Svetha Venkatesh, Helen Christensen
2017	J	`jnl`	Natural language processing in mental health applications using non-clinical texts. Nat. Lang. Eng. Rafael A. Calvo, David N. Milne, M. Sazzad Hussain, Helen Christensen
2017	—	`conf`	Prediction of Population Health Indices from Social Media using Kernel-based Textual and Temporal Features. WWW (Companion Volume) Thin Nguyen, Duc Thanh Nguyen, Mark E. Larsen, Bridianne O'Dea, John Yearwood, Dinh Q. Phung, Svetha Venkatesh, Helen Christensen
2017	—	`conf`	Smartphone app to investigate the relationship between social connectivity and mental health. EMBC Tjeerd W. Boonstra, Aliza Werner-Seidler, Bridianne O'Dea, Mark E. Larsen, Helen Christensen
2017	J	`jnl`	Smartphone app to investigate the relationship between social connectivity and mental health. CoRR Tjeerd W. Boonstra, Aliza Werner-Seidler, Bridianne O'Dea, Mark E. Larsen, Helen Christensen
2017	J	`jnl`	Using linguistic and topic analysis to classify sub-groups of online depression communities. Multim. Tools Appl. Thin Nguyen, Bridianne O'Dea, Mark E. Larsen, Dinh Q. Phung, Svetha Venkatesh, Helen Christensen
2017	J	`jnl`	Validation of a smartphone app to map social networks of proximity. CoRR Tjeerd W. Boonstra, Mark E. Larsen, Samuel Townsend, Helen Christensen
2015	—	`conf`	Differentiating Sub-groups of Online Depression-Related Communities Using Textual Cues. WISE (2) Thin Nguyen, Bridianne O'Dea, Mark E. Larsen, Dinh Q. Phung, Svetha Venkatesh, Helen Christensen
2015	—	`conf`	Exploring Emotions in Social Media. CIC Cécile Paris, Helen Christensen, Philip J. Batterham, Bridianne O'Dea
2015	—	`conf`	The use of technology in Suicide Prevention. EMBC Mark E. Larsen, Nicholas Cummins, Tjeerd W. Boonstra, Bridianne O'Dea, Joe Tighe, Jennifer Nicholas, Fiona Shand, Julien Epps, Helen Christensen
2015	J	`jnl`	Using Bluetooth Low Energy in smartphones to map social networks. CoRR Samuel Townsend, Mark E. Larsen, Tjeerd W. Boonstra, Helen Christensen
2015	J	`jnl`	We Feel: Mapping Emotion on Twitter. IEEE J. Biomed. Health Informatics Mark E. Larsen, Tjeerd W. Boonstra, Philip J. Batterham, Bridianne O'Dea, Cécile Paris, Helen Christensen
2007	—	`conf`	Reaching Standards for Dissemination: A Case Study. MedInfo Helen Christensen, Kathleen Griffiths
2006	J	`jnl`	Quality and relevance of domain-specific search: A case study in mental health. Inf. Retr. Thanh Tin Tang, Nick Craswell, David Hawking, Kathleen Griffiths, Helen Christensen