Data augmentation techniques in time series domain: a survey and taxonomy

G Iglesias, E Talavera, Á González-Prieto… - Neural Computing and …, 2023 - Springer
With the latest advances in deep learning-based generative models, it has not taken long to
take advantage of their remarkable performance in the area of time series. Deep neural …

Transfer learning in breast cancer diagnoses via ultrasound imaging

G Ayana, K Dese, S Choe - Cancers, 2021 - mdpi.com
Simple Summary Transfer learning plays a major role in medical image analyses; however,
obtaining adequate training image datasets for machine learning algorithms can be …

An empirical survey of data augmentation for time series classification with neural networks

BK Iwana, S Uchida - Plos one, 2021 - journals.plos.org
In recent times, deep artificial neural networks have achieved many successes in pattern
recognition. Part of this success can be attributed to the reliance on big data to increase …

Unsupervised time-series representation learning with iterative bilinear temporal-spectral fusion

L Yang, S Hong - International conference on machine …, 2022 - proceedings.mlr.press
Unsupervised/self-supervised time series representation learning is a challenging problem
because of its complex dynamics and sparse annotations. Existing works mainly adopt the …

Timeclr: A self-supervised contrastive learning framework for univariate time series representation

X Yang, Z Zhang, R Cui - Knowledge-Based Systems, 2022 - Elsevier
Time series are usually rarely or sparsely labeled, which limits the performance of deep
learning models. Self-supervised representation learning can reduce the reliance of deep …

Time series data augmentation for neural networks by time warping with a discriminative teacher

BK Iwana, S Uchida - 2020 25th International Conference on …, 2021 - ieeexplore.ieee.org
Neural networks have become a powerful tool in pattern recognition and part of their
success is due to generalization from using large datasets. However, unlike other domains …

Deep learning and data augmentation based data imputation for structural health monitoring system in multi-sensor damaged state

J Hou, H Jiang, C Wan, L Yi, S Gao, Y Ding, S Xue - Measurement, 2022 - Elsevier
Sensors, as an important part of structural health monitoring systems (SHMSs), will be
abnormal sometimes due to their deterioration or environment effect, which will result in data …

A generative adversarial network (gan) technique for internet of medical things data

I Vaccari, V Orani, A Paglialonga, E Cambiaso… - Sensors, 2021 - mdpi.com
The application of machine learning and artificial intelligence techniques in the medical
world is growing, with a range of purposes: from the identification and prediction of possible …

HMGAN: A hierarchical multi-modal generative adversarial network model for wearable human activity recognition

L Chen, R Hu, M Wu, X Zhou - Proceedings of the ACM on Interactive …, 2023 - dl.acm.org
Wearable Human Activity Recognition (WHAR) is an important research field of ubiquitous
and mobile computing. Deep WHAR models suffer from the overfitting problem caused by …

A review of wearable sensors based fall-related recognition systems

J Liu, X Li, S Huang, R Chao, Z Cao, S Wang… - … Applications of Artificial …, 2023 - Elsevier
Falls are an important factor in significantly deteriorating quality of life of older adults,
consequently leading to both physical and psychological harm. A wearable-based fall …