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Guochen Xie

Researcher at Hong Kong Polytechnic University

Publications -  11
Citations -  135

Guochen Xie is an academic researcher from Hong Kong Polytechnic University. The author has contributed to research in topics: Computer science & Engineering. The author has an hindex of 1, co-authored 1 publications receiving 80 citations.

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Proceedings ArticleDOI

NTIRE 2019 Challenge on Real Image Super-Resolution: Methods and Results

TL;DR: The 3rd NTIRE challenge on single-image super-resolution (restoration of rich details in a low-resolution image) is reviewed with a focus on proposed solutions and results and the state-of-the-art in real-world single image super- resolution.
Journal ArticleDOI

Multi-model Ensemble Learning Method for Human Expression Recognition

TL;DR: The multi-fold ensemble method is introduced to train and ensemble several models with the same architecture but different data distributions to enhance the performance of the solution based on the ensemble learning method.
Proceedings ArticleDOI

Facial Expression Spotting Based on Optical Flow Features

TL;DR: An efficient pipeline based on optical flow features to spot micro expression (ME) and macro expression (MaE) spotting task and achieves the first place in the MEGC2022 Challenge.
Proceedings ArticleDOI

Micro Expression Generation with Thin-plate Spline Motion Model and Face Parsing

TL;DR: This paper proposes an end-to-end unsupervised motion transfer network to tackle micro-expression generation and introduces face parsing method to pay specific attention to the eyeglasses regions to ensure the reasonability of the deformation.
Journal ArticleDOI

A Dual Branch Network for Emotional Reaction Intensity Estimation

TL;DR: In this article , a dual-branch based multi-output regression model was proposed to estimate emotional reaction intensity (ERI) in multimodal scenarios, and the spatial attention was used to better extract visual features and the Mel-Frequency Cepstral Coefficients technology extracted acoustic features.