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Denzil Ferreira

Denzil Ferreira

D-Index & Metrics

Computer Science

D-Index
35
Citations
5324
World Ranking
11689
National Ranking
101

Overview

Denzil Ferreira is a researcher affiliated with the University of Oulu in Finland. Their research primarily focuses on psychology and medicine, with a notable emphasis on experimental, cognitive, clinical, and applied psychology. The work also intersects with sociology, political science, as well as electrical and electronic engineering.

Their research explores several key topics, including digital mental health interventions, mental health research, and the impact of technology on adolescents. Additional areas of focus include green IT and sustainability, the effects of COVID-19 on mental health, sleep and related disorders, and innovative human-technology interaction.

Their recent publications reflect these research interests and are distributed across multiple academic journals. Notable papers include:

  • Predicting Symptoms of Depression and Anxiety Using Smartphone and Wearable Data, 2021, Frontiers in Psychiatry
  • Predicting Depression From Smartphone Behavioral Markers Using Machine Learning Methods, Hyperparameter Optimization, and Feature Importance Analysis: Exploratory Study, 2021, JMIR mhealth and uhealth
  • Mood ratings and digital biomarkers from smartphone and wearable data differentiates and predicts depression status: A longitudinal data analysis, 2022, Pervasive and Mobile Computing
  • When phones get personal: Predicting Big Five personality traits from application usage, 2020, Pervasive and Mobile Computing
  • Smartphone-Based Monitoring of Parkinson Disease: Quasi-Experimental Study to Quantify Hand Tremor Severity and Medication Effectiveness, 2020, JMIR mhealth and uhealth

The frequent publication venues for their work include:

  • JMIR mhealth and uhealth
  • Personal and Ubiquitous Computing
  • Pervasive and Mobile Computing
  • Frontiers in Psychiatry
  • ACM Transactions on Intelligent Systems and Technology

Collaborations have involved several coauthors contributing extensively alongside Ferreira. These frequent coauthors are Kennedy Opoku Asare, Julio Vega, Simo Hosio, Aku Visuri, and Niels van Berkel.

Best Publications

  • The Experience Sampling Method on Mobile Devices

    Niels van Berkel;Denzil Ferreira;Vassilis Kostakos

  • AWARE: Mobile Context Instrumentation Framework

    Denzil Ferreira;Vassilis Kostakos;Anind K. Dey

  • Understanding human-smartphone concerns: a study of battery life

    Denzil Ferreira;Anind K. Dey;Vassilis Kostakos

  • Getting closer: an empirical investigation of the proximity of user to their smart phones

    Anind K. Dey;Katarzyna Wac;Denzil Ferreira;Kevin Tassini

  • CHI 1994-2013: mapping two decades of intellectual progress through co-word analysis

    Yong Liu;Jorge Goncalves;Denzil Ferreira;Bei Xiao

  • Contextual experience sampling of mobile application micro-usage

    Denzil Ferreira;Jorge Goncalves;Vassilis Kostakos;Louise Barkhuus

  • Are Smartphones Ubiquitous?: An in-depth survey of smartphone adoption by seniors

    Anabela Berenguer;Jorge Goncalves;Simo Hosio;Denzil Ferreira

  • Mobile phone sensors and supervised machine learning to identify alcohol use events in young adults: Implications for just-in-time adaptive interventions.

    Sangwon Bae;Tammy Chung;Denzil Ferreira;Anind K. Dey

  • Predicting Depression From Smartphone Behavioral Markers Using Machine Learning Methods, Hyperparameter Optimization, and Feature Importance Analysis: Exploratory Study

    Kennedy Opoku Asare;Yannik Terhorst;Julio Vega;Ella Peltonen

  • Crowdsourcing on the spot: altruistic use of public displays, feasibility, performance, and behaviours

    Jorge Goncalves;Denzil Ferreira;Simo Hosio;Yong Liu

  • Revisitation analysis of smartphone app use

    Simon L. Jones;Denzil Ferreira;Simo Hosio;Jorge Goncalves

  • Testdroid: automated remote UI testing on Android

    Jouko Kaasila;Denzil Ferreira;Vassilis Kostakos;Timo Ojala

  • Understanding Human-Smartphone Concerns: A Study of Battery Life

    Denzil Ferreira;Anind K Dey;Vassilis Kostakos

  • Situated crowdsourcing using a market model

    Simo Hosio;Jorge Goncalves;Vili Lehdonvirta;Denzil Ferreira

  • Effect of Experience Sampling Schedules on Response Rate and Recall Accuracy of Objective Self-Reports

    Niels van Berkel;Jorge Goncalves;Lauri Lovén;Denzil Ferreira

  • Revisiting human-battery interaction with an interactive battery interface

    Denzil Ferreira;Eija Ferreira;Jorge Goncalves;Vassilis Kostakos

  • Understanding the Challenges of Mobile Phone Usage Data

    Karen Church;Denzil Ferreira;Nikola Banovic;Kent Lyons

  • A Systematic Assessment of Smartphone Usage Gaps

    Niels van Berkel;Chu Luo;Theodoros Anagnostopoulos;Denzil Ferreira

  • Game of words: tagging places through crowdsourcing on public displays

    Jorge Goncalves;Simo Hosio;Denzil Ferreira;Vassilis Kostakos

  • Detecting Drinking Episodes in Young Adults Using Smartphone-based Sensors

    Sangwon Bae;Denzil Ferreira;Brian Suffoletto;Juan C. Puyana

  • Securacy: an empirical investigation of Android applications' network usage, privacy and security

    Denzil Ferreira;Vassilis Kostakos;Alastair R. Beresford;Janne Lindqvist

Frequent Co-Authors

Vassilis Kostakos
Vassilis Kostakos University of Melbourne
Jorge Goncalves
Jorge Goncalves University of Melbourne
Simo Hosio
Simo Hosio University of Oulu
Anind K. Dey
Anind K. Dey University of Washington
Timo Ojala
Timo Ojala University of Oulu
Rama Chellappa
Rama Chellappa Johns Hopkins University
Pan Hui
Pan Hui Hong Kong University of Science and Technology
Sasu Tarkoma
Sasu Tarkoma University of Helsinki
Tammy Chung
Tammy Chung Rutgers, The State University of New Jersey
Yong Li
Yong Li Tsinghua University

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