Heli Koskimäki

ORCID

Publication Activity (10 Years)

Years Active: 2007-2022
Publications (10 Years): 30

Top Venues

University of Oulu, Finland (PHD)

Education History

University of Oulu, Finland

PHD

Publications

Elina Kuosmanen, Aku Visuri, Saba Kheirinejad, Niels van Berkel, Heli Koskimäki, Denzil Ferreira, Simo Hosio
How Does Sleep Tracking Influence Your Life?: Experiences from a Longitudinal Field Study with a Wearable Ring. Proc. ACM Hum. Comput. Interact. 6 (MHCI) (2022)
Ella Peltonen, Parsa Sharmila, Elina Kuosmanen, Heli Koskimäki, Aku Visuri
The Impact of Smartphone Usage on Circadian Cycles: A Case Study with Wearable Ring. PerCom Workshops (2022)
Tuomo Alasalmi, Jaakko Suutala, Juha Röning, Heli Koskimäki
Better Classifier Calibration for Small Datasets. ACM Trans. Knowl. Discov. Data 14 (3) (2020)
Tuomo Alasalmi, Jaakko Suutala, Heli Koskimäki, Juha Röning
Better Multi-class Probability Estimates for Small Data Sets. CoRR (2020)
Tuomo Alasalmi, Jaakko Suutala, Heli Koskimäki, Juha Röning
Better Classifier Calibration for Small Data Sets. CoRR (2020)
Pekka Siirtola, Heli Koskimäki, Juha Röning
Importance of user inputs while using incremental learning to personalize human activity recognition models. CoRR (2019)
Pekka Siirtola, Ella Peltonen, Heli Koskimäki, Henna Mönttinen, Juha Röning, Susanna Pirttikangas
Wrist-worn Wearable Sensors to Understand Insides of the Human Body: Data Quality and Quantity. WearSys@MobiSys (2019)
Pekka Siirtola, Heli Koskimäki, Juha Röning
From User-independent to Personal Human Activity Recognition Models Exploiting the Sensors of a Smartphone. CoRR (2019)
Pekka Siirtola, Heli Koskimäki, Juha Röning
Importance of user inputs while using incremental learning to personalize human activity recognition models. ESANN (2019)
Pekka Siirtola, Heli Koskimäki, Juha Röning
Personalizing human activity recognition models using incremental learning. CoRR (2019)
Heli Koskimäki, Hannu Kinnunen, Salla Rönkä, Benjamin L. Smarr
Following the heart: what does variation of resting heart rate tell about us as individuals and as a population. UbiComp/ISWC Adjunct (2019)
Pekka Siirtola, Heli Koskimäki, Juha Röning
OpenHAR: A Matlab Toolbox for Easy Access to Publicly Open Human Activity Data Sets. UbiComp/ISWC Adjunct (2018)
Pekka Siirtola, Heli Koskimäki, Juha Röning
Experiences with Publicly Open Human Activity Data Sets - Studying the Generalizability of the Recognition Models. ICPRAM (2018)
Pekka Siirtola, Heli Koskimäki, Henna Mönttinen, Juha Röning
Using Sleep Time Data from Wearable Sensors for Early Detection of Migraine Attacks. Sensors 18 (5) (2018)
Heli Koskimäki, Hannu Kinnunen, Teemu Kurppa, Juha Röning
How Do We Sleep: a Case Study of Sleep Duration and Quality Using Data from Oura Ring. UbiComp/ISWC Adjunct (2018)
Pekka Siirtola, Heli Koskimäki, Juha Röning
Personalizing human activity recognition models using incremental learning. ESANN (2018)
Tuomo Alasalmi, Heli Koskimäki, Jaakko Suutala, Juha Röning
Getting More Out of Small Data Sets - Improving the Calibration Performance of Isotonic Regression by Generating More Data. ICAART (2) (2018)
Heli Koskimäki, Pekka Siirtola, Juha Röning
MyoGym: introducing an open gym data set for activity recognition collected using myo armband. UbiComp/ISWC Adjunct (2017)
Heli Koskimäki, Pekka Siirtola, Eino Keskitalo, Lauri Tuovinen, Tim Luoto, Riikka Ahola, Riitta Pyky, Raija Korpelainen, Timo Jämsä, Hannu I. Heikkinen, Juha Röning
Computer game and wearable sensors based approach to promote physical activity for young men. UbiComp/ISWC Adjunct (2017)
Heli Koskimäki, Henna Mönttinen, Pekka Siirtola, Hanna-Leena Huttunen, Raija Halonen, Juha Röning
Early detection of migraine attacks based on wearable sensors: experiences of data collection using Empatica E4. UbiComp/ISWC Adjunct (2017)
Hanna-Leena Huttunen, Raija Halonen, Heli Koskimäki
Wishes For Wearables From Patients With Migraine. MCIS (2017)
Hanna-Leena Huttunen, Raija Halonen, Heli Koskimäki
Exploring use of wearable sensors to identify early symptoms of migraine attack. UbiComp/ISWC Adjunct (2017)
Pekka Siirtola, Heli Koskimäki, Juha Röning
From User-independent to Personal Human Activity Recognition Models Using Smartphone Sensors. ESANN (2016)
Pekka Siirtola, Heli Koskimäki, Juha Röning
Personal models for eHealth - improving user-dependent human activity recognition models using noise injection. SSCI (2016)
Heli Koskimäki, Pekka Siirtola
Adaptive model fusion for wearable sensors based human activity recognition. FUSION (2016)
Heli Koskimäki, Pekka Siirtola
Recognizing Unseen Gym Activities from Streaming Data - Accelerometer Vs. Electromyogram. DCAI (2016)
Tuomo Alasalmi, Heli Koskimäki, Jaakko Suutala, Juha Röning
Instance Level Classification Confidence Estimation. DCAI (2016)
Heli Koskimäki, Pekka Siirtola
Model update in wearable sensors based human activity recognition. SSCI (2016)
Heli Koskimäki
Avoiding Bias in Classification Accuracy - A Case Study for Activity Recognition. SSCI (2015)
Tuomo Alasalmi, Heli Koskimäki, Jaakko Suutala, Juha Röning
Classification Uncertainty of Multiple Imputed Data. SSCI (2015)
Heli Koskimäki, Pekka Siirtola
Recognizing gym exercises using acceleration data from wearable sensors. CIDM (2014)
Pekka Siirtola, Riitta Pyky, Riikka Ahola, Heli Koskimäki, Timo Jämsä, Raija Korpelainen, Juha Röning
Detecting and profiling sedentary young men using machine learning algorithms. CIDM (2014)
Heli Koskimäki, Ville Huikari, Pekka Siirtola, Juha Röning
Behavior modeling in industrial assembly lines using a wrist-worn inertial measurement unit. J. Ambient Intell. Humaniz. Comput. 4 (2) (2013)
Pekka Siirtola, Heli Koskimäki, Juha Röning
Periodic quick test for classifying long-term activities. CIDM (2011)
Ilmari Juutilainen, Lauri Tuovinen, Perttu Laurinen, Heli Koskimäki, Juha Röning
Semi-automatic Maintenance of Regression Models: an Application in the Steel Industry. J. Comput. Inf. Technol. 19 (3) (2011)
Pekka Siirtola, Heli Koskimäki, Ville Huikari, Perttu Laurinen, Juha Röning
Improving the classification accuracy of streaming data using SAX similarity features. Pattern Recognit. Lett. 32 (13) (2011)
Pekka Siirtola, Perttu Laurinen, Heli Koskimäki, Juha Röning
Recognizing user Interface Control Gestures from Acceleration Data using Time Series Templates. ICINCO (3) (2010)
Heli Koskimäki, Ilmari Juutilainen, Perttu Laurinen, Juha Röning
Two-level clustering approach to training data instance selection: A case study for the steel industry. IJCNN (2008)
Heli Koskimäki, Ilmari Juutilainen, Perttu Laurinen, Juha Röning
Detection of the need for a model update in steel manufacturing. ICINCO-ICSO (2007)
Heli Koskimäki, Perttu Laurinen, Eija Haapalainen, Lauri Tuovinen, Juha Röning
Application of the Extended k nn Method to Resistance Spot Welding Process Identification and the Benefits of Process Information. IEEE Trans. Ind. Electron. 54 (5) (2007)

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Publication Activity (10 Years)

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Heli Koskimäki