Adaptively constrained dynamic time warping for time series classification and clustering

H Li, J Liu, Z Yang, RW Liu, K Wu, Y Wan - Information Sciences, 2020 - Elsevier
Time series classification and clustering are important for data mining research, which is
conducive to recognizing movement patterns, finding customary routes, and detecting …

A transfer Learning-Based LSTM strategy for imputing Large-Scale consecutive missing data and its application in a water quality prediction system

Z Chen, H Xu, P Jiang, S Yu, G Lin, I Bychkov… - Journal of …, 2021 - Elsevier
In recent years, water quality monitoring has been crucial to improve water resource
protection and management. Under the relevant laws and regulations, environmental …

Interpretable heartbeat classification using local model-agnostic explanations on ECGs

I Neves, D Folgado, S Santos, M Barandas… - Computers in Biology …, 2021 - Elsevier
Abstract Treatment and prevention of cardiovascular diseases often rely on
Electrocardiogram (ECG) interpretation. Dependent on the physician's variability, ECG …

Time-series averaging and local stability-weighted dynamic time warping for online signature verification

M Okawa - Pattern Recognition, 2021 - Elsevier
To meet the recent demands for automated security systems, this study proposes a novel
single-template strategy that uses mean templates and local stability-weighted dynamic time …

[HTML][HTML] Tssearch: Time series subsequence search library

D Folgado, M Barandas, M Antunes, ML Nunes, H Liu… - SoftwareX, 2022 - Elsevier
Subsequence search and distance measures are crucial tools in time series data mining.
This paper presents our Python package entitled TSSEARCH, which provides a …

[HTML][HTML] Within-day travel speed pattern unsupervised classification–A data driven case study of the State of Alabama during the COVID-19 pandemic

N Shirani-bidabadi, R Ma, M Anderson - Journal of Traffic and …, 2021 - Elsevier
Recent comparative studies on mobility patterns are emerging to describe the changes in
mobility patterns due to the COVID-19 pandemic. Most of the current studies utilize travel …

BioTouchPass2: Touchscreen password biometrics using time-aligned recurrent neural networks

R Tolosana, R Vera-Rodriguez, J Fierrez… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Passwords are still used on a daily basis for all kind of applications. However, they are not
secure enough by themselves in many cases. This work enhances password scenarios …

[HTML][HTML] Investigating lake chlorophyll-a responses to the 2019 European double heatwave using satellite remote sensing

G Free, M Bresciani, M Pinardi, S Simis, X Liu… - Ecological …, 2022 - Elsevier
Compounded weather events such as sequential heatwaves are likely to increasingly
impact freshwater ecosystems in the future. Satellite-derived chlorophyll-a concentration …

Using multi-dimensional dynamic time warping to identify time-varying lead-lag relationships

J Stübinger, D Walter - Sensors, 2022 - mdpi.com
This paper develops a multi-dimensional Dynamic Time Warping (DTW) algorithm to identify
varying lead-lag relationships between two different time series. Specifically, this manuscript …

A semi-automatic annotation approach for human activity recognition

P Bota, J Silva, D Folgado, H Gamboa - Sensors, 2019 - mdpi.com
Modern smartphones and wearables often contain multiple embedded sensors which
generate significant amounts of data. This information can be used for body monitoring …