Machine eye for defects: Machine learning-based solution to identify and characterize topological defects in textured images of nematic materials

H Ren, W Wang, W Tang, R Zhang - Physical Review Research, 2024 - APS
Topological defects play a key role in the structures and dynamics of liquid crystals and
other ordered systems. There is a recent interest in studying defects in different biological …

Deep-learning Optical Flow Outperforms PIV in Obtaining Velocity Fields from Active Nematics

PN Tran, S Ray, L Lemma, Y Li, R Sweeney… - arXiv preprint arXiv …, 2024 - arxiv.org
Deep learning-based optical flow (DLOF) extracts features in adjacent video frames with
deep convolutional neural networks. It uses those features to estimate the inter-frame …