Improving multi-variate time series forecasting with dynamic multi-head attention adjacency matrix / by Ashley Denise Bruce.

Author/creator Bruce, Ashley Denise author.
Other author Ding, Qin, degree supervisor.
Other author East Carolina University. Department of Computer Science.
Format Theses and dissertations
Publication[Greenville, N.C.] : [East Carolina University], 2025.
Description1 online resource (32 pages) : illustrations (some color)
Supplemental ContentAccess via ScholarShip
Subjects

Summary Time series data is prevalent in many fields, such as finance, weather forecasting, and economics. Predicting future values of a time series can offer valuable insights for decision-making, such as identifying trends, detecting anomalies, and improving resource allocation. Existing research, including neural network-based models and transformer-based models, has demonstrated high performance in learning temporal information. However, capturing spatial information within time series data remains a significant challenge. In this project, we explored whether the attention mechanism can be effectively integrated into non-transformer-based models to enhance their ability to learn spatial information. To achieve this goal, we propose a novel framework that uses a dynamically learned adjacency matrix based on related work called the Multi-variate Time-series Graph Neural Network(MTGNN). Instead of using a correlation-based learned adjacency matrix, the adjacency matrix and graph modules are replaced with a dynamically learned adjacency matrix with multi-attention. This framework shows that a dynamically learned attention adjacency matrix can perform as well as other frameworks when learning spatial information.
General notePresented to the Faculty of the Department of Computer Science.
General noteAdvisor: Qin Ding
General noteTitle from PDF t.p. (viewed June 2, 2026).
Dissertation noteM.S. East Carolina University 2025.
Bibliography noteIncludes bibliographical references.
Technical detailsSystem requirements: Adobe Reader.
Technical detailsMode of access: World Wide Web.

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