4 papers
Towards Unsupervised Causal Representation Learning via Latent Additive Noise Model Causal Autoencoders
Hans Jarett J. Ong, Brian Godwin S. Lim, Dominic Dayta +2
Unsupervised representation learning seeks to recover latent generative factors, yet standard methods relying on statistical independence often fail to capture causal dependencies.…
Dynamic Factor Analysis of Price Movements in the Philippine Stock Exchange
Brian Godwin Lim, Dominic Dayta, Benedict Ryan Tiu +3
The intricate dynamics of stock markets have led to extensive research on models that are able to effectively explain their inherent complexities. This study leverages the economet…
AGTCNet: A Graph-Temporal Approach for Principled Motor Imagery EEG Classification
Galvin Brice S. Lim, Brian Godwin S. Lim, Argel A. Bandala +3
Brain-computer interface (BCI) technology utilizing electroencephalography (EEG) marks a transformative innovation, empowering motor-impaired individuals to engage with their envir…
Redefining the Shortest Path Problem Formulation of the Linear Non-Gaussian Acyclic Model: Pairwise Likelihood Ratios, Prior Knowledge, and Path Enumeration
Hans Jarett J. Ong, Brian Godwin S. Lim, Renzo Roel P. Tan +1
Effective causal discovery is essential for learning the causal graph from observational data. The linear non-Gaussian acyclic model (LiNGAM) operates under the assumption of a lin…