Research
On-device research index

arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,742 papers · 148 categories

Trend · papers per month

2625257871,049 · Jun 202019922001200920172026
48 results for deep time series

DeepLINK-T uses deep learning and knockoffs for time series data.

problem Interpreting and reproducible deep learning models for high-dimensional time series data.
method Combines deep learning with knockoffs for FDR control in feature selection for time series models.
result DeepLINK-T effectively controls FDR while demonstrating superior feature selection for high-dimensional longitudinal time series data.

Develops framework for understanding deep learning in time series data.

problem Understanding and explaining decisions made by deep learning models in time series data.
method Uses deep neural networks to capture and explain temporal dependencies in time series data.
result Framework successfully captures and explains temporal dependencies in various synthetic and real-world datasets.

DF2M uses deep neural networks within a factor model for high-dimensional functional time series forecasting.

problem Forecasting high-dimensional functional time series with explainability and accuracy.
method Bayesian nonparametric model based on Indian Buffet Process and multi-task Gaussian Process, incorporating a deep kernel function.
result DF2M provides better explainability and superior predictive accuracy compared to conventional deep learning models.

Quantile deep learning improves time series prediction accuracy and uncertainty quantification.

problem Uncertainty in multi-step time series prediction.
method Developed a novel quantile regression deep learning framework for multi-step time series prediction.
result Integrating quantile loss function with deep learning provides additional predictions for selected quantiles without loss in accuracy.

Method selects the best deep learner for time-series prediction using Bayesian networks.

problem Selecting the most effective deep learning model for time-series prediction.
method Bayesian network selects deep learners based on input variables and cluster training data.
result Threshold value determines which deep learners predict time-series data robustly.

A model combines GRU-D for missing data and Neural ODEs for time series continuity.

problem Challenges of informative missingness in multivariate time series data.
method Combines GRU-D for missing data imputation and Neural ODEs for temporal continuity.
result Demonstrates improved performance on a time series classification task.

Meta-GLAR combines global deep representations with local adaptation for improved forecasting accuracy.

problem Joint learning from related time series boosts accuracy but fails for out-of-sample forecasting.
method Meta-GLAR uses a meta-learning approach to adapt RNN representations for each time series.
result Meta-GLAR outperforms state-of-the-art methods in out-of-sample forecasting accuracy.

Stanza models complex time series with balance between traditional and deep learning approaches.

problem Capturing long-term structure in non-stationary time series.
method Nonlinear, non-stationary state space model.
result Achieves forecasting accuracy competitive with deep LSTMs, especially for multi-step ahead forecasting.

Paper introduces a new method for classifying interval-valued time series.

problem Classification of interval-valued time series.
method Extends point-valued time series imaging methods to interval-valued scenarios using DKD_K-distance and employs deep learning for classification.
result Proposed method achieves superior classification performance compared to existing methods.

Research on time-series similarity measures has emphasized the need for elastic methods which align the indices of pairs of time series and a plethora of non-parametric have been proposed for the task. On the other hand, deep learning approaches are dominant in closely related domains, such as learning image and text s…

2018-12-20abs ↗pdf ↗

MPPN network improves long-term time series forecasting accuracy.

problem Inaccurate long-term time series forecasting due to noise and lack of interpretability.
method MPPN network constructs context-aware multi-resolution semantic units and employs multi-periodic pattern mining and channel adaptive module.
result MPPN significantly outperforms state-of-the-art methods on nine real-world benchmarks.

ForecastNet uses a time-variant deep feed-forward neural network for better multi-step-ahead time series forecasting.

problem Time-invariant architectures limit multi-step-ahead forecasting.
method ForecastNet employs a deep feed-forward architecture with time-variant parameters and interleaved outputs.
result ForecastNet outperforms other models on multi-step-ahead time series forecasting tasks.

Unified deep learning approach for time series forecasting using VMD-CNN-LSTM.

problem Time series forecasting problem.
method Proposes a unified deep learning approach with decomposition-reconstruction-ensemble framework using VMD-CNN-LSTM.
result The proposed approach outperforms benchmark approaches in forecasting accuracy.

Deep state space model forecasts time series with uncertainty.

problem Probabilistic forecasting for risk management.
method Parameterized deep networks for non-linear models, recurrent neural nets for dependency, ARD network for exogenous variables.
result Accurate and sharp probabilistic forecasts with realistic uncertainty growth.

N-BEATS-MOE improves time series forecasting by adapting to series characteristics.

problem Forecasting heterogeneous time series with varying characteristics.
method Mixture-of-Experts layer with dynamic block weighting.
result Consistent improvements across 12 benchmark datasets, especially for heterogeneous series.

This paper reviews deep time-series forecasting focusing on autocorrelation modeling.

problem Modeling autocorrelation in history and label sequences for time-series forecasting.
method Proposes a novel taxonomy for model architectures and learning objectives.
result Provides a comprehensive review and analysis of deep time-series forecasting.

CATS enhances MTSF by generating ATS from OTS to improve forecasting accuracy.

problem Recent deep learning models often outperform multivariate ones in MTSF.
method CATS constructs ATS from OTS using a 2D temporal-contextual attention mechanism.
result CATS achieves state-of-the-art performance with reduced complexity.

Sparse deep learning improves prediction uncertainty for time series data.

problem Uncertainty quantification for dependent data like time series.
method Sparse recurrent neural networks (RNNs) for time series data.
result Sparse deep learning can consistently estimate and predict time series data with correct uncertainty quantification.

New deep learning method handles rare and imbalanced events in time series.

problem Challenges in event detection in time series data, especially rare and imbalanced events.
method Supervised regression-based deep learning approach that handles various types of events.
result Superior performance across diverse domains, particularly for rare events and imbalanced datasets.

Time Series Classification (TSC) is an important and challenging problem in data mining. With the increase of time series data availability, hundreds of TSC algorithms have been proposed. Among these methods, only a few have considered Deep Neural Networks (DNNs) to perform this task. This is surprising as deep learnin…

2018-09-12abs ↗pdf ↗

EDAIN layer normalizes time series data for neural networks, improving model performance.

problem Irregularities in time series data degrade model performance in neural networks.
method EDAIN layer learns adaptive normalization parameters during end-to-end training.
result EDAIN layer outperforms conventional normalization methods and adaptive layers.

MegazordNet combines stats and ML for better financial time series forecasting.

problem Forecasting financial time series is challenging due to its chaotic nature.
method MegazordNet integrates statistical features with a deep learning model.
result MegazordNet outperforms single statistical and machine learning methods in S&P 500 stock price prediction.

Enhanced deep learning model forecasts household leverage series accurately.

problem Forecasting household leverage series due to complex temporal-spatial dynamics.
method TSEN model with multiple RNN-based layers and an attention layer.
result Captures temporal-spatial dynamics and provides more accurate predictions.

Deep learning methods improve time series forecasting by optimizing lag selection.

problem Optimizing the number of lags for accurate univariate time series forecasting.
method Empirical analysis of deep learning methods trained on multiple time series datasets.
result Excessively small or large lag sizes negatively impact forecasting performance.

Deep models predict intraday electricity prices accurately.

problem Accurately forecasting intraday electricity prices.
method Two deep time series probabilistic models using ESNs with stochastic disturbances and copulas.
result Deep distributional models provide accurate short-term probabilistic price forecasts.

Improved deep probabilistic time series forecasting by learning error autocorrelation.

problem Simplification of time-independent error process and lack of serial correlation in existing models.
method Proposes a training method that incorporates error autocorrelation to enhance probabilistic forecasting accuracy.
result Improves predictive accuracy and uncertainty quantification across multiple datasets.

Time series are series of values ordered by time. This kind of data can be found in many real world settings. Classifying time series is a difficult task and an active area of research. This paper investigates the use of transfer learning in Deep Neural Networks and a 2D representation of time series known as Recurrenc…

2019-09-19abs ↗pdf ↗

Improved time series forecasting with multivariate probabilistic models.

problem Improving accuracy in forecasting time series with statistical dependencies.
method Conditioned Normalizing Flows for autoregressive deep learning models.
result Improved performance over state-of-the-art models on real-world data sets.