User profiles for Josef Hallberg

Josef Hallberg

Luleå University of Technology
Verified email at ltu.se
Cited by 2219

Positioning with bluetooth

J Hallberg, M Nilsson, K Synnes - … International Conference on …, 2003 - ieeexplore.ieee.org
An evaluation of Bluetooth positioning in a general positioning platform is presented. The
evaluation a Bluetooth based positioning system was implemented in order to complement the …

Optimal placement of accelerometers for the detection of everyday activities

I Cleland, B Kikhia, C Nugent, A Boytsov, J Hallberg… - Sensors, 2013 - mdpi.com
This article describes an investigation to determine the optimal placement of accelerometers
for the purpose of detecting a range of everyday activities. The paper investigates the effect …

Automatic annotation for human activity recognition in free living using a smartphone

…, C Nugent, P McCullagh, K Synnes, J Hallberg - Sensors, 2018 - mdpi.com
Data annotation is a time-consuming process posing major limitations to the development of
Human Activity Recognition (HAR) systems. The availability of a large amount of labeled …

Hardware for recognition of human activities: A review of smart home and AAL related technologies

A Sanchez-Comas, K Synnes, J Hallberg - Sensors, 2020 - mdpi.com
Activity recognition (AR) from an applied perspective of ambient assisted living (AAL) and
smart homes (SH) has become a subject of great interest. Promising a better quality of life, AR …

[HTML][HTML] The praise and price of pokemon GO: A qualitative study of children's and parents' experiences

AK Lindqvist, D Castelli, J Hallberg, S Rutberg - JMIR serious …, 2018 - games.jmir.org
Background: Physical activity has multiple health benefits; however, the majority of children
around the world do not attain the recommended levels of daily physical activity. Research …

Gamification of health education: Schoolchildren's participation in the development of a serious game to promote health and learning

C Kostenius, J Hallberg, AK Lindqvist - Health Education, 2018 - emerald.com
Purpose The use of modern technology has many challenges and risks. However, by collaborating
with schoolchildren, ideas to effectively promote health and learning in school can be …

A new approach based on temporal sub-windows for online sensor-based activity recognition

M Espinilla, J Medina, J Hallberg, C Nugent - Journal of Ambient …, 2023 - Springer
Usually, approaches driven by data proposed in literature for sensor-based activity recognition
use the begin label and the end label of each activity in the dataset, fixing a temporal …

Utilizing ambient and wearable sensors to monitor sleep and stress for people with BPSD in nursing homes

…, G Meditskos, I Kompatsiaris, J Hallberg… - Journal of Ambient …, 2018 - Springer
Clinical assessment of behavioral and psychological symptoms of dementia (BPSD) in nursing
homes is often based on staff member’s observations and the use of the Neuropsychiatric …

homeML–an open standard for the exchange of data within smart environments

…, RJ Davies, HY Wang, H Zheng, J Hallberg… - Pervasive Computing for …, 2007 - Springer
This work describes a potential solution to the problems caused by the heterogeneous nature
of the data which may be collected within smart home environments. Such information may …

Building digital life stories for memory support

B Kikhia, J Hallberg, JE Bengtsson… - … of Computers in …, 2010 - inderscienceonline.com
The number of persons suffering from dementia is increasing, and there is significant human
and economic value to gain by enabling them to keep living independently in their homes. …