Fts: A framework to find a faithful timesieve

S Lai, N Feng, J Gao, H Wang, H Sui, X Zou… - arxiv preprint arxiv …, 2024 - arxiv.org
The field of time series forecasting has garnered significant attention in recent years,
prompting the development of advanced models like TimeSieve, which demonstrates …

UniTS: A unified multi-task time series model

S Gao, T Koker, O Queen, T Hartvigsen… - The Thirty-eighth …, 2024 - openreview.net
Although pre-trained transformers and reprogrammed text-based LLMs have shown strong
performance on time series tasks, the best-performing architectures vary widely across …

Units: Building a unified time series model

S Gao, T Koker, O Queen, T Hartvigsen… - arxiv preprint arxiv …, 2024 - arxiv.org
Foundation models, especially LLMs, are profoundly transforming deep learning. Instead of
training many task-specific models, we can adapt a single pretrained model to many tasks …

Explaining time series via contrastive and locally sparse perturbations

Z Liu, Y Zhang, T Wang, Z Wang, D Luo, M Du… - arxiv preprint arxiv …, 2024 - arxiv.org
Explaining multivariate time series is a compound challenge, as it requires identifying
important locations in the time series and matching complex temporal patterns. Although …

TimeX++: Learning Time-Series Explanations with Information Bottleneck

Z Liu, T Wang, J Shi, X Zheng, Z Chen, L Song… - arxiv preprint arxiv …, 2024 - arxiv.org
Explaining deep learning models operating on time series data is crucial in various
applications of interest which require interpretable and transparent insights from time series …

Multivariate Long-Term Forecasting Using Multi-Linear Trend Fuzzy Information Granules for Traffic Time Series

X Huang, Z Huang, J Zhan - IEEE Transactions on Fuzzy …, 2024 - ieeexplore.ieee.org
Long-term forecasting for time series is gaining significant attention in many emerging fields,
such as machine learning and artificial intelligence. Linear fuzzy information granulation is a …

Reducing Operator Complexity of Galerkin Coarse-grid Operators with Machine Learning

R Huang, K Chang, H He, R Li, Y ** - SIAM Journal on Scientific Computing, 2024 - SIAM
We propose a data-driven and machine-learning-based approach to compute non-Galerkin
coarse-grid operators in multigrid (MG) methods, addressing the well-known issue of …

F-Fidelity: A Robust Framework for Faithfulness Evaluation of Explainable AI

X Zheng, F Shirani, Z Chen, C Lin, W Cheng… - arxiv preprint arxiv …, 2024 - arxiv.org
Recent research has developed a number of eXplainable AI (XAI) techniques. Although
extracting meaningful insights from deep learning models, how to properly evaluate these …

WinTSR: A Windowed Temporal Saliency Rescaling Method for Interpreting Time Series Deep Learning Models

MK Islam, J Fox - arxiv preprint arxiv:2412.04532, 2024 - arxiv.org
Interpreting complex time series forecasting models is challenging due to the temporal
dependencies between time steps and the dynamic relevance of input features over time …

FLEXtime: Filterbank learning for explaining time series

T Brüsch, KK Wickstrøm, MN Schmidt… - arxiv preprint arxiv …, 2024 - arxiv.org
State-of-the-art methods for explaining predictions based on time series are built on learning
an instance-wise saliency mask for each time step. However, for many types of time series …