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• affiliation:Macao Polytechnic University, Faculty of Applied Sciences, China
• affiliation (PhD 2007):Queen Mary University of London (QMUL), UK

• 2026
• 
  [j60]
  Keyan Jin,Yapeng Wang,Leonel Santos,Hugo Gonçalo Oliveira,Xu Yang,Sio Kei Im:
  Role-aware adapters for dialogue summarization in Seq2Seq models.Appl. Soft Comput.187:114293 (2026)
• 
  [j59]
  Zhuoneng Zhang,Luyi Han,Dengqiang Jia,Tianyu Zhang,Zehui Lin,Ka-Hou Chan,Jiaju Huang,Shaobin Chen,Xiangyu Xiong,Sio Kei Im,Tao Tan,Yue Sun:
  SGAFNet: Robust brain tumor segmentation via learnable sequence-guided adaptive fusion in available MRI acquisitions.Comput. Medical Imaging Graph.128:102703 (2026)
• 
  [j58]
  Keyan Jin,Yapeng Wang,Leonel Santos,Tao Fang,Xu Yang,Sio Kei Im,Hugo Gonçalo Oliveira:
  Reasoning or not? A comprehensive evaluation of reasoning LLMs for dialogue summarization.Expert Syst. Appl.299:129831 (2026)
• 
  [j57]
  Chak Fong Chong,Jielong Guo,Xu Yang,Wei Ke,Pedro Henriques Abreu,Yapeng Wang,Sio-Kei Im:
  LogicMix: Sample mixing data augmentation for multi-label image classification with partial labels.Pattern Recognit.171:112186 (2026)
• 
  [j56]
  Qibin He,Yapeng Wang,Yanming Chai,Qiyue Huang,Tiankui Zhang,Sio-Kei Im,Jie Zhang:
  A-SPAM: A Novel Asynchronous Semantic Padding-and-Matching Integrated Framework for Dynamic Loop Closure Detection.IEEE Robotics Autom. Lett.11(2):1050-1057 (2026)
• 
  [c41]
  Bowie Liu,Dennis Wong,Chan-Tong Lam,Sio-Kei Im:
  Generating pivot Gray codes for spanning trees of complete graphs in constant amortized time.SODA2026:833-870
• 
  [i9]
  Yanfeng Li,Yue Sun,Keren Fu,Sio-Kei Im,Xiaoming Liu,Guangtao Zhai,Xiaohong Liu,Tao Tan:
  MoGen: A Unified Collaborative Framework for Controllable Multi-Object Image Generation.CoRRabs/2601.05546 (2026)
• 2025
• 
  [j55]
  Ting Qiu,Chan-Tong Lam,Bowie Liu,Benjamin K. Ng,Xiaochen Yuan,Sio Kei Im:
  FEN-MRMGCN: A Frontend-Enhanced Network Based on Multi-Relational Modeling GCN for Bus Arrival Time Prediction.IEEE Access13:5296-5307 (2025)
• 
  [j54]
  Boliang Zhang,Yu Yao,Ho Yin Kan,Mei-Pou Chan,Chan-Tong Lam,Sio Kei Im:
  A Hybrid Optimization Algorithm for a Multi-Objective Aircraft Loading Problem With Complex Constraints.IEEE Access13:47617-47631 (2025)
• 
  [j53]
  Yunchu Yang,Jiaxuan Li,Jielong Guo,Patrick Cheong-Iao Pang,Yapeng Wang,Xu Yang,Sio-Kei Im:
  Performance Evaluation and Application Potential of Small Large Language Models in Complex Sentiment Analysis Tasks.IEEE Access13:49007-49017 (2025)
• 
  [j52]
  Sio Kei Im,Ka-Hou Chan:
  Attention-CARU With Texture-Temporal Network for Video Depth Estimation.IEEE Access13:107994-108004 (2025)
• 
  [j51]
  Man Xu,Chan-Tong Lam,Yuanhui Liang,Benjamin K. Ng,Xiaochen Yuan,Sio Kei Im:
  TDJSCC: Low Complexity and Bandwidth Efficient Deep Joint Source-Channel Coding With OFDM.IEEE Access13:150244-150257 (2025)
• 
  [j50]
  Yan Li,Yapeng Wang,Xu Yang,Lap-Man Hoi,Sio-Kei Im:
  A multi-modal speech emotion recognition method based on graph neural networks.Appl. Intell.55(16):1051 (2025)
• 
  [j49]
  Tong Liu,Xiaochen Yuan,Wei Ke,Chan-Tong Lam,Sio Kei Im,Xiuli Bi:
  GHCW: A novel Guarded High-fidelity Compression-based Watermarking scheme for AI model protection and self-recovery.Appl. Soft Comput.183:113576 (2025)
• 
  [j48]
  Zheng Xing,Xiaochen Yuan,Chan-Tong Lam,Sio Kei Im:
  Low-complexity DQED: Advancing dual-scenario quantum edge detection for enhanced image analysis.Comput. Electr. Eng.127:110545 (2025)
• 
  [j47]
  Yan Li,Yapeng Wang,Lap-Man Hoi,Dingcheng Yang,Sio-Kei Im:
  A review on speech recognition approaches and challenges for Portuguese: exploring the feasibility of fine-tuning large-scale end-to-end models.EURASIP J. Audio Speech Music. Process.2025(1):3 (2025)
• 
  [j46]
  Pinyan Li,Lap-Man Hoi,Yapeng Wang,Xu Yang,Sio Kei Im:
  Enhancing Speaker Recognition with CRET Model: a fusion of CONV2D, RESNET and ECAPA-TDNN.EURASIP J. Audio Speech Music. Process.2025(1):9 (2025)
• 
  [j45]
  Keyan Jin,Yapeng Wang,Xu Yang,Sio Kei Im:
  HiSum: Hierarchical Topic-Driven Approach for Role-Oriented Dialogue Summarisation.Expert Syst. J. Knowl. Eng.42(5) (2025)
• 
  [j44]
  Yuqi Luo,Xinyi Fang,Wei Ke,Chan-Tong Lam,Sio Kei Im,Luís Paquete:
  An algorithm for improving lower bounds in dynamic time warping.Expert Syst. Appl.279:127405 (2025)
• 
  [j43]
  Ran Xin,Yapeng Wang,Xiaohong Huang,Xu Yang,Sio Kei Im:
  Cell-Sequence-Based Covert Signal for Tor De-Anonymization Attacks.Future Internet17(9):403 (2025)
• 
  [j42]
  Yuanhui Liang,Chan-Tong Lam,Qingle Wu,Benjamin K. Ng,Sio Kei Im:
  TRHyper: Low-Complexity Hypernetwork for Channel Neural Decoding With Learning Weights in Tensor Ring Format.IEEE Commun. Lett.29(5):918-922 (2025)
• 
  [j41]
  Lili Wang,Xiangyu Li,Jian Wu,Dong Zhou,Sio Kei Im,Voicu Popescu:
  AVICol: Adaptive Visual Instruction for Remote Collaboration Using Mixed Reality.Int. J. Hum. Comput. Interact.41(2):1260-1279 (2025)
• 
  [j40]
  Sichun Huang,Jian Wu,Runze Fan,Sio Kei Im,Lili Wang:
  HandBrush for Efficient Object Grouping in Virtual Environment with Bare-Hand.Int. J. Hum. Comput. Interact.41(15):9797-9821 (2025)
• 
  [j39]
  Jiaqi Zhou,Jian Wu,Sio Kei Im,Runze Fan,Lili Wang:
  Manipulable cone based bare hand object selection in high occlusion virtual environment.Int. J. Hum. Comput. Stud.196:103432 (2025)
• 
  [j38]
  Chak Fong Chong,Xinyi Fang,Jielong Guo,Pedro Henriques Abreu,Yapeng Wang,Xu Yang,Wei Ke,Sio-Kei Im:
  Category-wise Fine-Tuning: Resisting incorrect pseudo-labels in multi-label image classification with partial labels.Neurocomputing647:130498 (2025)
• 
  [j37]
  Haijian Lai,Bowen Liu,Chan-Tong Lam,Benjamin K. Ng,Sio Kei Im:
  Point-FCW: Transposed-FCW Graph Representation for Point Cloud Classification Using TDA.IEEE Signal Process. Lett.32:1810-1814 (2025)
• 
  [j36]
  Yuanhui Liang,Chan-Tong Lam,Qingle Wu,Benjamin K. Ng,Sio Kei Im:
  Low-Complexity Neural Belief Propagation Decoding Algorithm Based on Tensor Ring Decomposition.IEEE Trans. Cogn. Commun. Netw.11(3):1563-1575 (2025)
• 
  [j35]
  Jiahao Huang,Xiaochen Yuan,Chan-Tong Lam,Sio Kei Im,Fangyuan Lei,Xiuli Bi:
  TransHFC: Joints Hypergraph Filtering Convolution and Transformer Framework for TemporalForgery Localization.IEEE Trans. Circuits Syst. Video Technol.35(9):9261-9275 (2025)
• 
  [j34]
  Tong Liu,Xiaochen Yuan,Wei Ke,Chan-Tong Lam,Sio Kei Im,Pedro Martins:
  A Symmetric Self-Embedding Mechanism for High-Fidelity Image Recovery Against Tampering.IEEE Trans. Inf. Forensics Secur.20:12857-12870 (2025)
• 
  [j33]
  Yifeng Jiang,Xiaochen Yuan,Weiwen Zhang,Wei Ke,Chan-Tong Lam,Sio Kei Im:
  PFL-ALP: Personalized Federated Learning Against Backdoor Attacks via Attention-Based Local Purification.IEEE Trans. Inf. Forensics Secur.20:12995-13010 (2025)
• 
  [j32]
  Fan Wang,Xiaochen Yuan,Guoheng Huang,Chan-Tong Lam,Sio Kei Im:
  LungScope: An Intelligent Embedded System With a Lightweight Model for Real-Time Lung Sound Analysis.IEEE Trans. Instrum. Meas.74:1-12 (2025)
• 
  [j31]
  Ziming Liu,Jian Wu,Lili Wang,Xiangyu Li,Sio Kei Im:
  Proxy Importance Based Haptic Retargeting With Multiple Props in VR.IEEE Trans. Vis. Comput. Graph.31(7):3987-4002 (2025)
• 
  [j30]
  Lizhi Zhao,Xuequan Lu,Runze Fan,Sio Kei Im,Lili Wang:
  GaussianHand: Real-Time 3D Gaussian Rendering for Hand Avatar Animation.IEEE Trans. Vis. Comput. Graph.31(9):6484-6496 (2025)
• 
  [j29]
  Aoxin Sun,Jian Wu,Runze Fan,Sio Kei Im,Lili Wang:
  Efficient and Comfortable Haptic Retargeting With Reset Point Optimization.IEEE Trans. Vis. Comput. Graph.31(9):6588-6602 (2025)
• 
  [j28]
  Qixiang Ma,Runze Fan,Lizhi Zhao,Jian Wu,Sio Kei Im,Lili Wang:
  SGSG: Stroke-Guided Scene Graph Generation.IEEE Trans. Vis. Comput. Graph.31(11):9792-9802 (2025)
• 
  [j27]
  Kangyu Wang,Jian Wu,Runze Fan,Hongwen Zhang,Sio Kei Im,Lili Wang:
  HFM-GS: Half-Face Mapping 3DGS Avatar Based Real-Time HMD Removal.IEEE Trans. Vis. Comput. Graph.31(11):9803-9812 (2025)
• 
  [j26]
  Man Xu,Chan-Tong Lam,Yuanhui Liang,Ting Qiu,Benjamin K. Ng,Sio Kei Im:
  MVJSCC: Adaptive Lightweight DeepJSCC for Semantic Image Transmission.IEEE Wirel. Commun. Lett.14(8):2516-2520 (2025)
• 
  [c40]
  Bowie Liu,Dennis Wong,Chan-Tong Lam,Sio Kei Im:
  Generating a Cyclic 2-Gray Code for Lucas Words in Constant Amortized Time.CPM2025:22:1-22:18
• 
  [c39]
  Keyan Jin,Yapeng Wang,Leonel Santos,Tao Fang,Xu Yang,Sio Kei Im:
  SSCM: Self-Supervised Critical Model for Reducing Hallucinations in Chinese Financial Text Generation.ICASSP2025:1-5
• 
  [c38]
  Keyan Jin,Yapeng Wang,Leonel Santos,Tao Fang,Xu Yang,Sio Kei Im:
  DABART: Dynamic Semantic Optimization Framework for Dialogue Summarization via Adaptive Topic Analysis and Semantic Bridging.IJCNN2025:1-8
• 
  [c37]
  Yaofei Duan,Yuhao Huang,Xin Yang,Luyi Han,Xinyu Xie,Zhiyuan Zhu,Ping He,Ka-Hou Chan,Ligang Cui,Sio Kei Im,Dong Ni,Tao Tan:
  ADAptation: Reconstruction-Based Unsupervised Active Learning for Breast Ultrasound Diagnosis.MICCAI (16)2025:35-45
• 
  [c36]
  Ningyi Zhang,Yuan Gao,Xin Wang,Ka-Hou Chan,Jian Wu,Chan-Tong Lam,Shanshan Wang,Yue Sun,Sio Kei Im,Tao Tan:
  RefineNet: Elevating Medical Foundation Models Through Quality-Centric Data Curation by MLLM-Annotated Proxy Distillation.MICCAI (11)2025:498-508
• 
  [c35]
  Pinyan Li,Lap-Man Hoi,Yapeng Wang,Sio Kei Im:
  An artificial intelligence approach to automatically generate Cantonese meeting minutes for e-government.SMC2025:7053-7059
• 
  [i8]
  Zheng Xing,Chan-Tong Lam,Xiaochen Yuan,Sio Kei Im,Penousal Machado:
  Adaptive Quantum Scaling Model for Histogram Distribution-based Quantum Watermarking.CoRRabs/2502.18006 (2025)
• 
  [i7]
  Yaofei Duan,Yuhao Huang,Xin Yang,Luyi Han,Xinyu Xie,Zhiyuan Zhu,Ping He,Ka-Hou Chan,Ligang Cui,Sio Kei Im,Dong Ni,Tao Tan:
  ADAptation: Reconstruction-based Unsupervised Active Learning for Breast Ultrasound Diagnosis.CoRRabs/2507.00474 (2025)
• 
  [i6]
  Keyan Jin,Yapeng Wang,Leonel Santos,Tao Fang,Xu Yang,Sio Kei Im,Hugo Gonçalo Oliveira:
  Reasoning or Not? A Comprehensive Evaluation of Reasoning LLMs for Dialogue Summarization.CoRRabs/2507.02145 (2025)
• 
  [i5]
  Bowie Liu,Dennis Wong,Chan-Tong Lam,Sio Kei Im:
  Generating pivot Gray codes for spanning trees of complete graphs in constant amortized time.CoRRabs/2510.22662 (2025)
• 2024
• 
  [j25]
  Bowie Liu,Chan-Tong Lam,Benjamin K. Ng,Xiaochen Yuan,Sio Kei Im:
  A Graph-Based Framework for Traffic Forecasting and Congestion Detection Using Online Images From Multiple Cameras.IEEE Access12:3756-3767 (2024)
• 
  [j24]
  Lap-Man Hoi,Wei Ke,Sio Kei Im:
  Manipulating Data Lakes Intelligently With Java Annotations.IEEE Access12:34903-34917 (2024)
• 
  [j23]
  Yuanhui Liang,Chan-Tong Lam,Qingle Wu,Benjamin K. Ng,Sio Kei Im:
  Hypernetwork Based Model-Driven Channel Neural Decoding.IEEE Access12:73228-73237 (2024)
• 
  [j22]
  Sio Kei Im,Ka-Hou Chan:
  Dynamic estimator selection for double-bit-range estimation in VVC CABAC entropy coding.IET Image Process.18(3):722-730 (2024)
• 
  [j21]
  Sio Kei Im,Ka-Hou Chan:
  Local feature-based video captioning with multiple classifier and CARU-attention.IET Image Process.18(9):2304-2317 (2024)
• 
  [j20]
  Aoxin Sun,Lili Wang,Jiaye Leng,Sio Kei Im:
  Light-Occlusion Text Entry in Mixed Reality.Int. J. Hum. Comput. Interact.40(24):8607-8622 (2024)
• 
  [j19]
  Qinwen Zheng,Lili Wang,Wei Ke,Sio Kei Im:
  VVIR-OM: Efficient Object Manipulation in VR with Variable Virtual Interaction Region.Int. J. Hum. Comput. Interact.40(24):8689-8702 (2024)
• 
  [j18]
  Jian Wu,Lili Wang,Sio Kei Im,Chan-Tong Lam:
  EEBA: Efficient and ergonomic Big-Arm for distant object manipulation in VR.Int. J. Hum. Comput. Stud.188:103273 (2024)
• 
  [j17]
  Xiaolong Liu,Lili Wang,Wei Ke,Sio Kei Im:
  Object manipulation based on the head manipulation space in VR.Int. J. Hum. Comput. Stud.192:103346 (2024)
• 
  [j16]
  Yuqi Luo,Wei Ke,Chan-Tong Lam,Sio Kei Im:
  An accurate slicing method for dynamic time warping algorithm and the segment-level early abandoning optimization.Knowl. Based Syst.300:112231 (2024)
• 
  [j15]
  Zheng Xing,Chan-Tong Lam,Xiaochen Yuan,Sio Kei Im,Penousal Machado:
  MMQW: Multi-Modal Quantum Watermarking Scheme.IEEE Trans. Inf. Forensics Secur.19:5181-5195 (2024)
• 
  [j14]
  Runze Fan,Lili Wang,Xinda Liu,Sio Kei Im,Chan-Tong Lam:
  Real-scene-constrained virtual scene layout synthesis for mixed reality.Vis. Comput.40(9):6319-6339 (2024)
• 
  [j13]
  Qixiang Ma,Lili Wang,Wei Ke,Sio Kei Im:
  SMigraPH: a perceptually retained method for passive haptics-based migration of MR indoor scenes.Vis. Comput.40(11):8023-8043 (2024)
• 
  [c34]
  Sio Kei Im,Ka-Hou Chan:
  CABAC-Based ROI Encryption with Mask R-CNN for VVC Codec.IMCOM2024:1-6
• 
  [i4]
  Chak Fong Chong,Xinyi Fang,Jielong Guo,Yapeng Wang,Wei Ke,Chan-Tong Lam,Sio Kei Im:
  Category-wise Fine-Tuning: Resisting Incorrect Pseudo-Labels in Multi-Label Image Classification with Partial Labels.CoRRabs/2401.16991 (2024)
• 
  [i3]
  Xinyi Fang,Chak Fong Chong,Kei Long Wong,Yapeng Wang,Wei Ke,Tiankui Zhang,Sio Kei Im:
  Analysis of the Two-Step Heterogeneous Transfer Learning for Laryngeal Blood Vessel Classification: Issue and Improvement.CoRRabs/2402.19001 (2024)
• 2023
• 
  [j12]
  Sio Kei Im,Ka-Hou Chan:
  Context-Adaptive-Based Image Captioning by Bi-CARU.IEEE Access11:84934-84943 (2023)
• 
  [j11]
  Lap-Man Hoi,Yuqi Sun,Wei Ke,Sio Kei Im:
  Visualizing the Behavior of Learning European Portuguese in Different Regions of the World Through a Mobile Application.IEEE Access11:113913-113930 (2023)
• 
  [j10]
  Yan Li,Yapeng Wang,Xu Yang,Sio Kei Im:
  Speech emotion recognition based on Graph-LSTM neural network.EURASIP J. Audio Speech Music. Process.2023(1):40 (2023)
• 
  [j9]
  Ka-Hou Chan,Sio Kei Im:
  Using Four Hypothesis Probability Estimators for CABAC in Versatile Video Coding.ACM Trans. Multim. Comput. Commun. Appl.19(1s):40:1-40:17 (2023)
• 
  [c33]
  Sio Kei Im,Ka-Hou Chan:
  Multilayer CARU Model for Text Summarization.BigComp2023:399-402
• 
  [c32]
  Sio Kei Im,Ka-Hou Chan:
  Distributed Spatial Transformer for Object Tracking in Multi-Camera.ICACT2023:122-125
• 
  [c31]
  Yanming Chai,Ka Meng Siu,Yapeng Wang,Xu Yang,Sio Kei Im:
  A Complex Network Model Based on Radio Map for Navigation of Cellular connected UAV.ICCIP2023:318-325
• 
  [c30]
  Qibin He,Yapeng Wang,Xu Yang,Sio Kei Im:
  Multi-height Visual Drone Positioning Based on LSTM and Convolutional Neural Networks.ICCIP2023:348-353
• 
  [c29]
  Zihan Chen,Di Kang,Yapeng Wang,Xu Yang,Sio Kei Im:
  Comparing RRT and RRT* for Path Planning for UAV in the 3D Urban Occupancy Model.ICCIP2023:376-381
• 
  [c28]
  Ka-Hou Chan,Sio Kei Im:
  Faster Inter Prediction by NR-Frame in VVC.ICGSP2023:24-28
• 2022
• 
  [j8]
  Ka-Hou Chan,Sio Kei Im:
  Double bit range estimation with eight estimators for CABAC in VVC.IET Image Process.16(12):3155-3163 (2022)
• 
  [j7]
  Ka-Hou Chan,Sio Kei Im,Wei Ke:
  Multiple classifier for concatenate-designed neural network.Neural Comput. Appl.34(2):1359-1372 (2022)
• 
  [c27]
  Lap-Man Hoi,Yuqi Sun,Sio Kei Im:
  An Automatic Speech Segmentation Algorithm of Portuguese based on Spectrogram Windowing.AIIoT2022:290-295
• 
  [c26]
  Ka-Hou Chan,Sio Kei Im:
  Data Stream Classification by Using Stacked CARU Networks.BigComp2022:385-390
• 
  [c25]
  Ka-Hou Chan,Sio Kei Im:
  Partial Attention Modeling for Sentiment Analysis of Big Data.ICFSP2022:199-203
• 
  [c24]
  Ka-Hou Chan,Sio Kei Im,Yunfeng Zhang:
  Optimization of Language Models by Word Computing.ICGSP2022:39-43
• 
  [c23]
  Ka-Hou Chan,Sio Kei Im:
  Using Double Bit Range Estimation for CABAC in VVC.ICIGP2022:79-83
• 2021
• 
  [j6]
  Ka-Hou Chan,Wei Ke,Sio Kei Im:
  A General Method for Generating Discrete Orthogonal Matrices.IEEE Access9:120380-120391 (2021)
• 
  [j5]
  Ka-Hou Chan,Sio Kei Im:
  Chebyshev Ambient Occlusion.IEEE Access9:147751-147756 (2021)
• 
  [c22]
  Ka-Hou Chan,Sio Kei Im,Yunfeng Zhang:
  A Self-Weighting Module to Improve Sentiment Analysis.IJCNN2021:1-6
• 
  [c21]
  Ka-Hou Chan,Sio Kei Im:
  Discrete Tchebichef Transform for Versatile Video Coding.ICMR2021:623-626
• 
  [i2]
  Ka-Hou Chan,Wei Ke,Sio Kei Im:
  A General Method for Generating Discrete Orthogonal Matrices.CoRRabs/2101.05438 (2021)
• 
  [i1]
  Ka-Hou Chan,Sio Kei Im,Wei Ke:
  A Multiple Classifier Approach for Concatenate-Designed Neural Networks.CoRRabs/2101.05457 (2021)
• 2020
• 
  [j4]
  Sio Kei Im,Ka-Hou Chan:
  Higher precision range estimation for context-based adaptive binary arithmetic coding.IET Image Process.14(1):125-131 (2020)
• 
  [c20]
  Ka-Hou Chan,Sio Kei Im,Vai-Kei Ian,Ka-Man Chan,Wei Ke:
  Enhancement Spatial Transformer Networks for Text Classification.ICGSP2020:5-10
• 
  [c19]
  Ka-Hou Chan,Sio Kei Im,Wei Ke:
  Self-Adaptive Layer: An Application of Function Approximation Theory to Enhance Convergence Efficiency in Neural Networks.ICOIN2020:447-452
• 
  [c18]
  Ka-Hou Chan,Sio Kei Im,Wei Ke:
  Variable-Depth Convolutional Neural Network for Text Classification.ICONIP (5)2020:685-692
• 
  [c17]
  Ka-Hou Chan,Wei Ke,Sio Kei Im:
  CARU: A Content-Adaptive Recurrent Unit for the Transition of Hidden State in NLP.ICONIP (1)2020:693-703
• 
  [c16]
  Ka-Hou Chan,Sio Kei Im,Wei Ke:
  VGGreNet: A Light-Weight VGGNet with Reused Convolutional Set.UCC2020:434-439

• 2019
• 
  [j3]
  Chan-Tong Lam,Wei Ke,Sio Kei Im,Anabela Gomes,António José Mendes,Maria José Marcelino:
  Students' characteristics in programming learning and the design of a mobile learning platform.Int. J. Mob. Learn. Organisation13(4):352-391 (2019)
• 
  [c15]
  Chan-Tong Lam,José Gaspar,Wei Ke,Xu Yang,Sio Kei Im:
  Robust Pedestrian Detection: Faster Deployments with Fusion of Models.ACPR (1)2019:151-163
• 
  [c14]
  Ka-Hou Chan,Wei Ke,Sio Kei Im:
  Probability κ-means Clustering for Neural Network Architecture.ICAAI2019:52-57
• 
  [c13]
  Ka-Hou Chan,Sio Kei Im,Wei Ke:
  Image resizing enhancement with DCT coefficients.ICMV2019:1143339
• 2018
• 
  [j2]
  Ka-Hou Chan,Wei Ke,Sio Kei Im:
  Particle-mesh coupling in the interaction of fluid and deformable bodies with screen space refraction rendering.Comput. Animat. Virtual Worlds29(1) (2018)
• 
  [c12]
  Sio Kei Im,Ka-Hou Chan:
  Improving the Discrete Cosine Transform by the Sign Symbol Feature in H.265/HEVC.ICGSP2018:57-62
• 
  [c11]
  Ka-Hou Chan,Sio Kei Im,Wei Ke,Ngan-Lin Lei:
  SinP[N]: A Fast Convergence Activation Function for Convolutional Neural Networks.UCC Companion2018:365-369
• 2017
• 
  [c10]
  Ka-Hou Chan,Sio Kei Im,Wei Ke:
  Fast Binarisation with Chebyshev Inequality.DocEng2017:113-116
• 
  [c9]
  Anabela Gomes,Wei Ke,Sio Kei Im,Andrew Siu,António José Mendes,Maria José Marcelino:
  A teacher's view about introductory programming teaching and learning - Portuguese and Macanese perspectives.FIE2017:1-8
• 
  [c8]
  Ka-Hou Chan,Sio Kei Im:
  Fast Grid-Based Fluid Dynamics Simulation with Conservation of Momentum and Kinetic Energy on GPU.ICIG (3)2017:299-310
• 
  [c7]
  Anabela Gomes,António José Mendes,Maria José Marcelino,Wei Ke,Sio Kei Im,Chan-Tong Lam:
  Student's characteristics and programming learning - A Macanese perspective.TALE2017:346-353
• 
  [c6]
  Sio Kei Im,Mohammad Mahdi Ghandi,Ka-Hou Chan:
  Fast Intra Prediction Algorithm with Enhanced Sampling Decision for H.265/HEVC.VISIGRAPP (4: VISAPP)2017:60-67
• 
  [c5]
  Sio Kei Im,Ka-Hou Chan:
  Efficient mode decision with enhanced sampling algorithm for HEVC.WoWMoM2017:1-6
• 2016
• 
  [j1]
  Sio Kei Im,Mohammad Mahdi Ghandi:
  Improved rate-distortion optimized video coding using non-integer bit estimation and multiple Lambda search.Frontiers Comput. Sci.10(1):157-166 (2016)
• 
  [c4]
  Sio Kei Im,Mohammad Mahdi Ghandi,Ka-Hou Chan:
  Non-integer bit estimation for enhanced inter-picture prediction in H.265/HEVC.WoWMoM2016:1-5
• 2015
• 
  [c3]
  Sio Kei Im,Ka-Hou Chan:
  Multi-lambda search for improved rate-distortion optimization of H.265/HEVC.ICICS2015:1-5
• 2012
• 
  [c2]
  Sio Kei Im,Mohammad Mahdi Ghandi,C. T. Lam:
  Non-integer bit estimation for rate-distortion optimized video coding.ICCE2012:88-89

• 2006
• 
  [c1]
  Sio Kei Im,Alan Pearmain:
  An Optimized Mapping Algorithm for Classified Video Transmission with the H.264 Flexible Macroblock Ordering.ICME2006:1445-1448

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