Search Results for author: Zijie Yue

Found 5 papers, 3 papers with code

Bootstrapping Vision-language Models for Self-supervised Remote Physiological Measurement

no code implementations11 Jul 2024 Zijie Yue, Miaojing Shi, Hanli Wang, Shuai Ding, Qijun Chen, Shanlin Yang

Next, we introduce a frequency-oriented vision-text pair generation method by carefully creating contrastive spatio-temporal maps from positive and negative samples and designing proper text prompts to describe their relative ratios of signal frequencies.

Contrastive Learning Photoplethysmography (PPG) +1

Large Model driven Radiology Report Generation with Clinical Quality Reinforcement Learning

no code implementations11 Mar 2024 Zijian Zhou, Miaojing Shi, Meng Wei, Oluwatosin Alabi, Zijie Yue, Tom Vercauteren

Finally, to better reflect the clinical significant and insignificant errors that radiologists would normally assign in the report, we introduce a novel clinical quality reinforcement learning strategy.

Decoder Language Modelling +3

Facial Video-based Remote Physiological Measurement via Self-supervised Learning

1 code implementation27 Oct 2022 Zijie Yue, Miaojing Shi, Shuai Ding

Facial video-based remote physiological measurement aims to estimate remote photoplethysmography (rPPG) signals from human face videos and then measure multiple vital signs (e. g. heart rate, respiration frequency) from rPPG signals.

Heart Rate Variability Photoplethysmography (PPG) +1

Enhancing Space-time Video Super-resolution via Spatial-temporal Feature Interaction

1 code implementation18 Jul 2022 Zijie Yue, Miaojing Shi

A popular solution is to first increase the frame rate of the video; then perform feature refinement among different frame features; and last increase the spatial resolutions of these features.

Space-time Video Super-resolution Video Super-Resolution

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