余執彰

電腦視覺與圖形識別實驗室目前的研究主題為研發基於衛星影像語意切割、視覺語言模型、影片超解析技術與運用AI技術於程式語言的學習。

Research interests

圖形識別、電腦視覺、深度學習、學習分析、學習科技

Pattern recognition, computer vision, deep learning, learning technology

Publications

• Yu, C.-C; Li, P.-Y.; Cheng, H.-Y. Improving Weakly-supervised Semantic Segmentation by Learning Feature Representation Discrepancies, Journal of Information Science and Engineering, accepted and waiting for publication.

• Lin, Y.-C; Chen, Y.-J; Yu, C.-C; Cheng, H.-Y. Micro-expression Recognition Using VideoMamba and Regional Selective Mixup, accepted and will be presented in the Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Singapore, 2025.

• Hsu, C.-W.; Yu, C.-C.; Lu, T.-W.; Cheng, H.-Y.; Yu, S. Incremental Semantic Segmentation Using Multiple Model Consensus. In proceedings of the IEEE International Conference on Advanced Visual and Signal-Based Systems (AVSS), Tainan, Taiwan, Aug., 2025.

• Cheng, H.-Y.; Chiang, C.-C.; Jiang, C.-L.; Yu, C.-C. Enhancing Human Pose Transfer with Convolutional Block Attention Module and Facial Loss Optimization. Electronics 2025, 14, 1855. https://doi.org/10.3390/electronics14091855 (SCIE)

• Cheng, H.-Y.; Su, C.-C.; Jiang, C.-L.; Yu, C.-C. Pose Transfer with Multi-Scale Features Combined with Latent Diffusion Model and ControlNet. Electronics 2025, 14, 1179. https://doi.org/10.3390/electronics14061179 (SCIE)

• Lu, C.-H.; Chung, Y.-H.; Cho, J.-H.; Yu, C.-C. Utilizing Cross Layer Attentions for Semantic Segmentation of Small Objects. In proceedings of the Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Macau, China, Dec., 2024.

• Lo, S.-L.; Cheng, H.-Y.; Yu, C.-C. Feature Weighted Cycle Generative Adversarial Network with Facial Landmark Recognition and Perceptual Color Distance for Enhanced Face Animation Generation. Electronics 2024, 13, 4761. https://doi.org/10.3390/electronics13234761 (SCIE)

• Yu, C.-C.; Chen, Y.-D.; Cheng, H.-Y.; Jiang, C.-L. Semantic Segmentation of Satellite Images for Landslide Detection Using Foreground-Aware and Multi-Scale Convolutional Attention Mechanism. Sensors 2024, 24, 6539. https://doi.org/10.3390/s24206539 (SCIE) 

• Chung, Y.-H.; Yu, C.-C.; Lu, C.-H.; Cho, J.-H. Cross Layer Attention: A Plug-in Module for Small-Object Semantic Segmentation. In proceedings of the 37th IPPR Conference on Computer Vision, Graphics, and Image Processing (CVGIP), August, 2024 (Honorable Mention Award)

• Lee, P. -Y.; Tsai, S.-D.; Jian, L.-X.; Yu, C.-C. An Exploratory Study of using Slope Feature and Weakly-supervised Semantic Segmentation for Landslide Discovery in Taiwan. Presented in the 8th International Conference on Imaging, Signal Processing and Communications. Fukuoka, Japan, July, 2024. (Best Presentation Award) (link)

• Hsu, Y.-H.; Yu, C.-C.; Cheng, H.-Y. Enhancing Badminton Game Analysis: An Approach to Shot Refinement via a Fusion of Shuttlecock Tracking and Hit Detection from Monocular Camera. Sensors 2024, 24, 4372. https://doi.org/10.3390/s24134372 (SCIE)

• Cheng, H.-Y.; Yu, C.-C. Solar Power Generation Forecast Using Multivariate Convolution Gated Recurrent Unit Network. Energies 2024, 17, 3073. https://doi.org/10.3390/en17133073 (SCIE)

• Yu, C.-C.; Chen, T.-Y.; Hsu, C.-W.; Cheng, H.-Y. Incremental Scene Classification Using Dual Knowledge Distillation and Classifier Discrepancy on Natural and Remote Sensing Images. Electronics 2024, 13, 583. https://doi.org/10.3390/electronics13030583 (SCIE)

• Cheng, H.-Y.; Yu, C.-C.; Li, C. Separable ConvNet Spatiotemporal Mixer for Action Recognition. Electronics 2024, 13, 496. https://doi.org/10.3390/electronics13030496 (SCIE)

• Chen, Y.-C.; Yu, C.-C.; Wu, L.-Y. An Investigation into the Impact of COVID-19 on Student Learning Performance: A Comparative Study of Pre and Post-Pandemic Cohorts, 2015-2023. Presented in the 7th Eurasian Conference on Educational Innovation 2024, Jan 26-28, 2024. 

• Yu, C.-C.; Wu, L.-Y. Instructing with Cognitive Apprenticeship Programming Learning System (CAPLS) for novice computer science college freshmen: An exploration study. Educational Technology & Society 2024, 27, 2, 183-196. (SSCI). https://doi.org/10.30191/ETS.202404_27(2).RP07

• Yang, S.-Y.; Cheng, H.-Y.; Yu, C.-C. Real-Time Object Detection and Tracking for Unmanned Aerial Vehicles Based on Convolutional Neural Networks. Electronics 2023, 12, 4928. (SCIE) https://doi.org/10.3390/electronics12244928

• Yu, C.-C.; Huang, Z.-H.; Cheng, H.-Y. In-Air Handwriting for Chinese Character Recognition from Monocular Camera: A Deep Learning Based Approach with Fingertip Detection and Virtual Strokes Elimination. In proceedings of the Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Taipei, Taiwan, Nov., 2023 

• Hsu, Y.-H.; Yu, C.-C. Sport Analytics in Badminton Games: An approach of Using Human Pose Estimation and Shuttlecock Tracking. In proceedings of the 36th IPPR Conference on Computer Vision, Graphics, and Image Processing (CVGIP), August, 2023 (Honorable Mention Award)

• Yu, C.-C; Chen, T.-Y; Cheng, H.-Y.  Incremented Scene Classification On Satellite Imagery Using Feature Map Distillation And Classifier Discrepancy. In proceedings of IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Los Angles, USA, July, 2023. https://doi.org/10.1109/IGARSS52108.2023.10283398

• Cheng, H.-Y; Yu, C.-C. Improved Two-stage Image Inpainting with Perceptual Color Loss and Modified Region Normalization. Machine Vision and Applications, 2022, 33, 9. https://doi.org/10.1007/s00138-022-01344-4 (SCIE)

• Yu, C.-C; Wang P.-H; Cheng H.-Y. Anomaly Detection in Aerial Images via Semi-supervised Adversarial Network. In proceedings of  IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Kuala Lumpur, Malaysia, July, 2022. https://doi.org/10.1109/IGARSS46834.2022.9884118

• Yu, C.-C; Chang C.-C; Cheng H.-Y. Decide the Next Pitch: A Pitch Prediction Model Using Attention-based LSTM. In the third ICME Workshop on Artificial Intelligence in Sports. Taipei, Taiwan, July, 2022.

• Cheng, H.-Y.; Yu, C.-C. Scene Classification, Data Cleaning, and Comment Summarization for Large-Scale Location Databases. Electronics 2022, 11, 1947. (SCIE) https://doi.org/10.3390/electronics11131947

• Cheng, H.-Y.; Yu, C.-C; Lin, C.-L. Generating Dance Videos using Pose Transfer Generative Adversarial Network with Multiple Scale Region Extractor and Learnable Region Normalization. IEEE Multimedia 2022, 29(1), 47-54. https://doi.org/10.1109/MMUL.2021.3113312 (SCI)

• Yu, C.-C.; Wu, L.-Y. Early Warning System for Online STEM Learning—A Slimmer Approach Using Recurrent Neural Networks. Sustainability 2021, 13(22), 12461. https://doi.org/10.3390/su132212461 (SCIE, SSCI)

• Cheng, H.-Y.; Yu, C.-C; Lin, C.-L. Day-ahead to week-ahead solar irradiance prediction using convolutional long short-term memory networks. Renewable Energy 2021, 179, 2300-2308. https://doi.org/10.1016/j.renene.2021.08.038 (SCIE)

• Cheng, H.-Y.; Yu, C.-C. Generating Scenery Images with Larger Variety According to User Descriptions. Applied Sciences. 2021, 11, 10224. https://doi.org/10.3390/app112110224 (SCIE)

• Cheng, H.-Y.; Yu, C.-C. Automatic Data Cleaning System for Large-Scale Location Image Databases using a Multilevel Extractor and Multiresolution Dissimilarity Calculation. IEEE Intelligent Systems 2021, 36, 49-56. https://doi.org/10.1109/MIS.2020.3021704 (SCIE)

• Lin, C.-H.; Yu, C.-C.; Shih, P.-K.; Wu, L.-Y. STEM-based Artificial Intelligence Learning in General Education for Non-Engineering Undergraduate Students. Educational Technology & Society 2021, 24(3), 224-237. (SSCI)

• Shih, P.-K.; Lin, C.-H.; Wu, L.-Y.; Yu, C.-C. Learning Ethics in AI—Teaching Non-Engineering Undergraduates through Situated Learning. Sustainability 2021, 13(7), 3718. https://doi.org/10.3390/su13073718 (SCIE, SSCI)

• Cheng, H.-Y.; Yu, C.-C. Low-resource automatic cartoon image creation from limited samples. Journal of Visual Communication and Image Representation 2020, 71, 102863. https://doi.org/10.1016/j.jvcir.2020.102863 (SCIE)

• Cheng, H.-Y.; Yu, C.-C.; Hsu, K.-C.; Chan, C.-C.; Tseng, M.-H.; Lin, C.-L. Estimating Solar Irradiance on Tilted Surface with Arbitrary Orientations and Tilt Angles. Energies 2019, 12, 1427-1441. (SCIE)

• Cheng, H.-Y.; Yu, C.-C.; Lin, C.-L.; Shih, H.-C.; Kuo, C.-W. Ego-Lane Position Identification with Event Warning Applications. IEEE Access 2019, 7 , 14378-14386.  (SCIE)

• Chen Y.-N.; Chuang C.-H.; Lee H.-M.; Yu, C.-C.; Fan, K.-C. Fall detection in dusky environment. EURASIP Journal on Image and Video Processing 2016, 16. (SCIE)

• Cheng, H.-Y.; Yu, C.-C. Multi-Model Solar Irradiance Prediction Based on Automatic Cloud Classification. Energy 2015, 91 , 579-587. (SCIE)

• Yu, C.-C.; Cheng, H.-Y.; Jian Y.-F. Rain-drop Tampered Scene Detection and Traffic Flow Estimation for Nighttime Traffic Surveillance. IEEE Trans. on Intelligent Transportation Systems 2015, 16, 1518-1527. (SCIE)

• Cheng, H.-Y.; Yu, C.-C. Block Based Cloud Classification with Statistical Features and Distribution of Local Texture Features.  Atmospheric Measurement Techniques 2015, 8, 1173-1182. (SCIE)

• Yu, C.-C.; Cheng, H.-Y.; Fan, K.-C. A Gait Classification System using Optical Flow Features. Journal of Information Science and Engineering 2014, 30, 179-193. (SCIE)

• Yu, C.-C.; Cheng, H.-Y.; Lee, C.-C. Mixture models with skin and shadow probabilities for fingertip input applications. Journal of Visual Communication and Image Representation 2013, 24, 819-828. (SCIE) 

• Yu, C.-C.; Cheng, H.-Y.; Lin, C.-L.; Lee, C.-C.; Hong, W.-T.; Thomas C. Chuang. Video-based Chinese Input System via Fingertip Tracking. International Journal of Advanced Robotic Systems 2012, 32, 20-31. (SCIE)