Heli Koskimäki

44 papers B 4C 5Misc 2Journal 14Unranked 17

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Cognitive Performance Measurements and the Impact of Sleep Quality Using Wearable and Mobile Sensors. CoRR Aku Visuri, Heli Koskimäki, Niels van Berkel, Andy Alorwu, Ella Peltonen, Saeed Abdullah, Simo Hosio
2025	J	`jnl`	Cognitive performance measurements and the impact of sleep quality using wearable and mobile sensors. Pers. Ubiquitous Comput. Aku Visuri, Heli Koskimäki, Niels van Berkel, Andy Alorwu, Ella Peltonen, Saeed Abdullah, Simo Hosio
2022	J	`jnl`	How Does Sleep Tracking Influence Your Life?: Experiences from a Longitudinal Field Study with a Wearable Ring. Proc. ACM Hum. Comput. Interact. Elina Kuosmanen, Aku Visuri, Saba Kheirinejad, Niels van Berkel, Heli Koskimäki, Denzil Ferreira, Simo Hosio
2022	—	`conf`	The Impact of Smartphone Usage on Circadian Cycles: A Case Study with Wearable Ring. PerCom Workshops Ella Peltonen, Parsa Sharmila, Elina Kuosmanen, Heli Koskimäki, Aku Visuri
2020	J	`jnl`	Better Classifier Calibration for Small Data Sets. CoRR Tuomo Alasalmi, Jaakko Suutala, Heli Koskimäki, Juha Röning
2020	J	`jnl`	Better Classifier Calibration for Small Datasets. ACM Trans. Knowl. Discov. Data Tuomo Alasalmi, Jaakko Suutala, Juha Röning, Heli Koskimäki
2020	J	`jnl`	Better Multi-class Probability Estimates for Small Data Sets. CoRR Tuomo Alasalmi, Jaakko Suutala, Heli Koskimäki, Juha Röning
2019	—	`conf`	Following the heart: what does variation of resting heart rate tell about us as individuals and as a population. UbiComp/ISWC Adjunct Heli Koskimäki, Hannu Kinnunen, Salla Rönkä, Benjamin L. Smarr
2019	J	`jnl`	From User-independent to Personal Human Activity Recognition Models Exploiting the Sensors of a Smartphone. CoRR Pekka Siirtola, Heli Koskimäki, Juha Röning
2019	B	`conf`	Importance of user inputs while using incremental learning to personalize human activity recognition models. ESANN Pekka Siirtola, Heli Koskimäki, Juha Röning
2019	J	`jnl`	Importance of user inputs while using incremental learning to personalize human activity recognition models. CoRR Pekka Siirtola, Heli Koskimäki, Juha Röning
2019	—	`ch.`	OpenHAR: A Matlab Toolbox for Easy Access to Publicly Open Human Activity Data Sets - Introduction and Experimental Results. Human Activity Sensing Pekka Siirtola, Heli Koskimäki, Juha Röning
2019	J	`jnl`	Personalizing human activity recognition models using incremental learning. CoRR Pekka Siirtola, Heli Koskimäki, Juha Röning
2019	—	`conf`	Wrist-worn Wearable Sensors to Understand Insides of the Human Body: Data Quality and Quantity. WearSys@MobiSys Pekka Siirtola, Ella Peltonen, Heli Koskimäki, Henna Mönttinen, Juha Röning, Susanna Pirttikangas
2018	C	`conf`	Experiences with Publicly Open Human Activity Data Sets - Studying the Generalizability of the Recognition Models. ICPRAM Pekka Siirtola, Heli Koskimäki, Juha Röning
2018	—	`conf`	Getting More Out of Small Data Sets - Improving the Calibration Performance of Isotonic Regression by Generating More Data. ICAART (2) Tuomo Alasalmi, Heli Koskimäki, Jaakko Suutala, Juha Röning
2018	—	`conf`	How Do We Sleep: a Case Study of Sleep Duration and Quality Using Data from Oura Ring. UbiComp/ISWC Adjunct Heli Koskimäki, Hannu Kinnunen, Teemu Kurppa, Juha Röning
2018	—	`conf`	OpenHAR: A Matlab Toolbox for Easy Access to Publicly Open Human Activity Data Sets. UbiComp/ISWC Adjunct Pekka Siirtola, Heli Koskimäki, Juha Röning
2018	B	`conf`	Personalizing human activity recognition models using incremental learning. ESANN Pekka Siirtola, Heli Koskimäki, Juha Röning
2018	J	`jnl`	Using Sleep Time Data from Wearable Sensors for Early Detection of Migraine Attacks. Sensors Pekka Siirtola, Heli Koskimäki, Henna Mönttinen, Juha Röning
2017	—	`conf`	Computer game and wearable sensors based approach to promote physical activity for young men. UbiComp/ISWC Adjunct Heli Koskimäki, Pekka Siirtola, Eino Keskitalo, Lauri Tuovinen, Tim Luoto, Riikka Ahola, Riitta Pyky, Raija Korpelainen, Timo Jämsä, Hannu I. Heikkinen, Juha Röning
2017	—	`conf`	Early detection of migraine attacks based on wearable sensors: experiences of data collection using Empatica E4. UbiComp/ISWC Adjunct Heli Koskimäki, Henna Mönttinen, Pekka Siirtola, Hanna-Leena Huttunen, Raija Halonen, Juha Röning
2017	—	`conf`	Exploring use of wearable sensors to identify early symptoms of migraine attack. UbiComp/ISWC Adjunct Hanna-Leena Huttunen, Raija Halonen, Heli Koskimäki
2017	—	`conf`	MyoGym: introducing an open gym data set for activity recognition collected using myo armband. UbiComp/ISWC Adjunct Heli Koskimäki, Pekka Siirtola, Juha Röning
2017	—	`conf`	Wishes For Wearables From Patients With Migraine. MCIS Hanna-Leena Huttunen, Raija Halonen, Heli Koskimäki
2016	C	`conf`	Adaptive model fusion for wearable sensors based human activity recognition. FUSION Heli Koskimäki, Pekka Siirtola
2016	B	`conf`	From User-independent to Personal Human Activity Recognition Models Using Smartphone Sensors. ESANN Pekka Siirtola, Heli Koskimäki, Juha Röning
2016	Misc	`conf`	Instance Level Classification Confidence Estimation. DCAI Tuomo Alasalmi, Heli Koskimäki, Jaakko Suutala, Juha Röning
2016	—	`conf`	Model update in wearable sensors based human activity recognition. SSCI Heli Koskimäki, Pekka Siirtola
2016	—	`conf`	Personal models for eHealth - improving user-dependent human activity recognition models using noise injection. SSCI Pekka Siirtola, Heli Koskimäki, Juha Röning
2016	Misc	`conf`	Recognizing Unseen Gym Activities from Streaming Data - Accelerometer Vs. Electromyogram. DCAI Heli Koskimäki, Pekka Siirtola
2015	—	`conf`	Avoiding Bias in Classification Accuracy - A Case Study for Activity Recognition. SSCI Heli Koskimäki
2015	—	`conf`	Classification Uncertainty of Multiple Imputed Data. SSCI Tuomo Alasalmi, Heli Koskimäki, Jaakko Suutala, Juha Röning
2014	C	`conf`	Detecting and profiling sedentary young men using machine learning algorithms. CIDM Pekka Siirtola, Riitta Pyky, Riikka Ahola, Heli Koskimäki, Timo Jämsä, Raija Korpelainen, Juha Röning
2014	C	`conf`	Recognizing gym exercises using acceleration data from wearable sensors. CIDM Heli Koskimäki, Pekka Siirtola
2013	J	`jnl`	Behavior modeling in industrial assembly lines using a wrist-worn inertial measurement unit. J. Ambient Intell. Humaniz. Comput. Heli Koskimäki, Ville Huikari, Pekka Siirtola, Juha Röning
2011	J	`jnl`	Improving the classification accuracy of streaming data using SAX similarity features. Pattern Recognit. Lett. Pekka Siirtola, Heli Koskimäki, Ville Huikari, Perttu Laurinen, Juha Röning
2011	C	`conf`	Periodic quick test for classifying long-term activities. CIDM Pekka Siirtola, Heli Koskimäki, Juha Röning
2011	J	`jnl`	Semi-automatic Maintenance of Regression Models: an Application in the Steel Industry. J. Comput. Inf. Technol. Ilmari Juutilainen, Lauri Tuovinen, Perttu Laurinen, Heli Koskimäki, Juha Röning
2010	—	`conf`	Recognizing user Interface Control Gestures from Acceleration Data using Time Series Templates. ICINCO (3) Pekka Siirtola, Perttu Laurinen, Heli Koskimäki, Juha Röning
2009	—	`—`	Utilizing similarity information in industrial applications. Heli Koskimäki
2008	B	`conf`	Two-level clustering approach to training data instance selection: A case study for the steel industry. IJCNN Heli Koskimäki, Ilmari Juutilainen, Perttu Laurinen, Juha Röning
2007	J	`jnl`	Application of the Extended k nn Method to Resistance Spot Welding Process Identification and the Benefits of Process Information. IEEE Trans. Ind. Electron. Heli Koskimäki, Perttu Laurinen, Eija Haapalainen, Lauri Tuovinen, Juha Röning
2007	—	`conf`	Detection of the need for a model update in steel manufacturing. ICINCO-ICSO Heli Koskimäki, Ilmari Juutilainen, Perttu Laurinen, Juha Röning