Longquan Dai

According to our database, Longquan Dai authored at least 48 papers between 2013 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

Flow-guided cascaded transformer for consistent video colorization.

Yan Zhai, Zishan Li, Zhulin Tao, Longquan Dai, Yuxi Liu, Xianglin Huang

Pattern Recognit., 2026

20.2Pb/s C+L-band Wavelength Reconfigurable Real-time Optical Network Applied in Inter Data-Center Transmission with 316 Switching Channels.

Linbojie Huang, Peng Sun, Longquan Dai, Juan Wu, Min Lin, Shijia Yan, Shangcheng Wang, Honglin Ji, Zichen Liu, Xu Zhang, Chao Li, Zhixue He, Shaohua Yu

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2026

PC-Flow: Preference Alignment in Flow Matching via Classifier.

Shaomeng Wang, He Wang, Longquan Dai, Jinhui Tang

Proceedings of the Fortieth AAAI Conference on Artificial Intelligence, 2026

2025

PC-Diffusion: Aligning Diffusion Models with Human Preferences via Preference Classifier.

Shaomeng Wang, He Wang, Xiaolu Wei, Longquan Dai, Jinhui Tang

CoRR, November, 2025

Causal Inference Hashing for Long-Tailed Image Retrieval.

Lu Jin, Zhengyun Lu, Zechao Li, Yonghua Pan, Longquan Dai, Jinhui Tang, Ramesh Jain

IEEE Trans. Image Process., 2025

Physical-Layer Secure Optical Transmission Based on Randomized Quantization Noise.

Hanwen Luo, Ziheng Zhang, Longquan Dai, Di Wu, Qi Yang, Lei Deng, Deming Liu, Xiaoxiao Dai, Mengfan Cheng

IEEE Trans. Inf. Forensics Secur., 2025

DISCO: DISCrete nOise for Conditional Control in Text-to-Image Diffusion Models.

Longquan Dai, Ming Wu, Dejiao Xue, He Wang, Jinhui Tang

Proceedings of the Advances in Neural Information Processing Systems 38: Annual Conference on Neural Information Processing Systems 2025, 2025

Generative Semantic Probing for Vision-Language Models via Hierarchical Feature Optimization.

He Wang, Longquan Dai, Shihao Pu, Shaomeng Wang, Jinhui Tang

Proceedings of the 33rd ACM International Conference on Multimedia, 2025

Conducting Conditional Diffusion by Estimating the Mean Vector of von Mises-Fisher Distribution.

Longquan Dai, He Wang, Xiaolu Wei, Shaomeng Wang, Jinhui Tang

Proceedings of the 33rd ACM International Conference on Multimedia, 2025

AccCtr: Accelerating Training-Free Conditional Control For Diffusion Models.

Longquan Dai, He Wang, Yiming Zhang, Shaomeng Wang, Jinhui Tang

Proceedings of the Thirty-Fourth International Joint Conference on Artificial Intelligence, 2025

NoiseCtrl: A Sampling-Algorithm-Agnostic Conditional Generation Method for Diffusion Models.

Longquan Dai, He Wang, Jinhui Tang

Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2025

EMControl: Adding Conditional Control to Text-to-Image Diffusion Models via Expectation-Maximization.

He Wang, Longquan Dai, Jinhui Tang

Proceedings of the Thirty-Ninth AAAI Conference on Artificial Intelligence, 2025

2024

The diversified-equal loss for image translation tasks.

Qianhao Wu, Longquan Dai, Jinhui Tang

Pattern Recognit. Lett., 2024

OmniFusion: Exemplar-Based Video Colorization Using OmniMotion and DifFusion Priors.

Xiaoyuan Fang, Longquan Dai, Jinhui Tang

Proceedings of the Computer Vision - ACCV 2024, 2024

2023

Unison Sound Separation Using Localized Extended Common Amplitude Modulation.

Yukai Gong, Longquan Dai

J. Circuits Syst. Comput., April, 2023

Out-of-Distribution with Text-to-Image Diffusion Models.

Jinglin Tong, Longquan Dai

Proceedings of the Pattern Recognition and Computer Vision - 6th Chinese Conference, 2023

Simultaneous Frequency-dependent Impairments Calibration for 96GBaud Coherent Optical Transceiver.

Longquan Dai, Shuchang Yao, Ziheng Zhang, Jing Dai, Ming Luo, Xi Xiao, Yaqin Wang, Qi Yang, Ming Tang, Deming Liu, Lei Deng

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

Noisy samples-robust Neural Network Equalizer for Coherent Optical Transceiver Nonlinearity Compensation.

Zicai Cao, Shuchang Yao, Longquan Dai, Ziheng Zhang, Jing Dai, Ming Luo, Xi Xiao, Yaqin Wang, Qi Yang, Deming Liu, Lei Deng

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

EasyColor: Interactive Colorization by User's Edge-Masks and Strokes.

Zeyu Zhou, Rong Jin, Longquan Dai, Xiaoyu Du

Proceedings of the 6th IEEE International Conference on Multimedia Information Processing and Retrieval, 2023

Flow-Guided Transformer for Video Colorization.

Yan Zhai, Zhulin Tao, Longquan Dai, He Wang, Xianglin Huang, Lifang Yang

Proceedings of the IEEE International Conference on Image Processing, 2023

Odd: One-Class Anomaly Detection Via The Diffusion Model.

He Wang, Longquan Dai, Jinglin Tong, Yan Zhai

Proceedings of the IEEE International Conference on Image Processing, 2023

2022

iFlowGAN: An Invertible Flow-Based Generative Adversarial Network for Unsupervised Image-to-Image Translation.

Longquan Dai, Jinhui Tang

IEEE Trans. Pattern Anal. Mach. Intell., 2022

RMVAE: one-class classification via divergence regularization and maximization mutual information.

Chen Hong, Longquan Dai

Multim. Syst., 2022

A selection function for pitched instrument source separation.

Yukai Gong, Longquan Dai, Jinhui Tang

Multim. Syst., 2022

Monaural Musical Octave Sound Separation Using Relaxed Extended Common Amplitude Modulation.

Yukai Gong, Longquan Dai

J. Circuits Syst. Comput., 2022

High Dimensional Convolution Acceleration via Tensor Decomposition.

Xinyu Du, Zichen Gu, Longquan Dai, Jinhui Tang

J. Circuits Syst. Comput., 2022

Simultaneously Calibration of Tx/Rx Frequency Response and IQ Skew for Coherent Optical Transceiver.

Longquan Dai, Hongyu Li, Mengfan Cheng, Qi Yang, Ming Tang, Deming Liu, Lei Deng

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

2021

Robust Kernelized Multiview Self-Representation for Subspace Clustering.

Yuan Xie, Jinyan Liu, Yanyun Qu, Dacheng Tao, Wensheng Zhang, Longquan Dai, Lizhuang Ma

IEEE Trans. Neural Networks Learn. Syst., 2021

Coupled Patch Similarity Network FOR One-Shot Fine-Grained Image Recognition.

Sheng Tian, Hao Tang, Longquan Dai

Proceedings of the 2021 IEEE International Conference on Image Processing, 2021

MAT-Net: Representing Appearance-Irrelevant Warp Field by Multiple Affine Transformations.

Jingwei Liu, Longquan Dai

Proceedings of the 2021 IEEE International Conference on Image Processing, 2021

2020

Hyper-Laplacian Regularized Multilinear Multiview Self-Representations for Clustering and Semisupervised Learning.

Yuan Xie, Wensheng Zhang, Yanyun Qu, Longquan Dai, Dacheng Tao

IEEE Trans. Cybern., 2020

Speed Up Bilateral Filtering via Sparse Approximation on a Learned Cosine Dictionary.

Longquan Dai, Liang Tang, Jinhui Tang

IEEE Trans. Circuits Syst. Video Technol., 2020

X-NET For Single Image Raindrop Removal.

Jiamin Lin, Longquan Dai

Proceedings of the IEEE International Conference on Image Processing, 2020

2019

Interpreting and Extending the Guided Filter via Cyclic Coordinate Descent.

Longquan Dai, Mengke Yuan, Liang Tang, Yuan Xie, Xiaopeng Zhang, Jinhui Tang

IEEE Trans. Image Process., 2019

Fast and Error-Bounded Space-Variant Bilateral Filtering.

Mengke Yuan, Longquan Dai, Dong-Ming Yan, Liqiang Zhang, Jun Xiao, Xiaopeng Zhang

J. Comput. Sci. Technol., 2019

Knowledge Squeezed Adversarial Network Compression.

Changyong Shu, Peng Li, Yuan Xie, Yanyun Qu, Longquan Dai, Lizhuang Ma

CoRR, 2019

2018

Designing by Training: Acceleration Neural Network for Fast High-Dimensional Convolution.

Longquan Dai, Liang Tang, Yuan Xie, Jinhui Tang

Proceedings of the Advances in Neural Information Processing Systems 31: Annual Conference on Neural Information Processing Systems 2018, 2018

2017

Interpreting and Extending The Guided Filter Via Cyclic Coordinate Descent.

Longquan Dai

CoRR, 2017

Hardware-Efficient Guided Image Filtering for Multi-label Problem.

Longquan Dai, Mengke Yuan, Zechao Li, Xiaopeng Zhang, Jinhui Tang

Proceedings of the 2017 IEEE Conference on Computer Vision and Pattern Recognition, 2017

2016

Speeding Up the Bilateral Filter: A Joint Acceleration Way.

Longquan Dai, Mengke Yuan, Xiaopeng Zhang

IEEE Trans. Image Process., 2016

Joint depth map interpolation and segmentation with planar surface model.

Shibiao Xu, Longquan Dai, Jiguang Zhang, Jinhui Tang, G. Hemanth Kumar, Yanning Zhang, Xiaopeng Zhang

Proceedings of the SIGGRAPH ASIA 2016, Macao, December 5-8, 2016 - Technical Briefs, 2016

2015

Fast Minimax Path-Based Joint Depth Interpolation.

Longquan Dai, Feihu Zhang, Xing Mei, Xiaopeng Zhang

IEEE Signal Process. Lett., 2015

Depth map upsampling using compressive sensing based model.

Longquan Dai, Haoxing Wang, Xiaopeng Zhang

Neurocomputing, 2015

Segment Graph Based Image Filtering: Fast Structure-Preserving Smoothing.

Feihu Zhang, Longquan Dai, Shiming Xiang, Xiaopeng Zhang

Proceedings of the 2015 IEEE International Conference on Computer Vision, 2015

Fully Connected Guided Image Filtering.

Longquan Dai, Mengke Yuan, Feihu Zhang, Xiaopeng Zhang

Proceedings of the 2015 IEEE International Conference on Computer Vision, 2015

2013

Edge Guided High Order Image Smoothing.

Haoxing Wang, Longquan Dai, Xiaopeng Zhang

Proceedings of the 2nd IAPR Asian Conference on Pattern Recognition, 2013

Consistent Segmentation Based Color Correction for Coarsely Registered Images.

Haoxing Wang, Longquan Dai, Xiaopeng Zhang

Proceedings of the 2nd IAPR Asian Conference on Pattern Recognition, 2013

Depth Map Upsampling via Compressive Sensing.

Longquan Dai, Haoxing Wang, Xing Mei, Xiaopeng Zhang

Proceedings of the 2nd IAPR Asian Conference on Pattern Recognition, 2013