Search Results for author: Yijun Li

Found 38 papers, 17 papers with code

Motion Inversion for Video Customization

no code implementations29 Mar 2024 Luozhou Wang, Guibao Shen, Yixun Liang, Xin Tao, Pengfei Wan, Di Zhang, Yijun Li, Yingcong Chen

In this research, we present a novel approach to motion customization in video generation, addressing the widespread gap in the thorough exploration of motion representation within video generative models.

Video Generation

Unveiling the Potential of Robustness in Evaluating Causal Inference Models

no code implementations28 Feb 2024 Yiyan Huang, Cheuk Hang Leung, Siyi Wang, Yijun Li, Qi Wu

The growing demand for personalized decision-making has led to a surge of interest in estimating the Conditional Average Treatment Effect (CATE).

Causal Inference counterfactual +2

The Causal Impact of Credit Lines on Spending Distributions

1 code implementation16 Dec 2023 Yijun Li, Cheuk Hang Leung, Xiangqian Sun, Chaoqun Wang, Yiyan Huang, Xing Yan, Qi Wu, Dongdong Wang, Zhixiang Huang

Consumer credit services offered by e-commerce platforms provide customers with convenient loan access during shopping and have the potential to stimulate sales.

Separate-and-Enhance: Compositional Finetuning for Text2Image Diffusion Models

no code implementations10 Dec 2023 Zhipeng Bao, Yijun Li, Krishna Kumar Singh, Yu-Xiong Wang, Martial Hebert

Despite recent significant strides achieved by diffusion-based Text-to-Image (T2I) models, current systems are still less capable of ensuring decent compositional generation aligned with text prompts, particularly for the multi-object generation.

Test-time Adaptation

Data-driven Preference Learning Methods for Sorting Problems with Multiple Temporal Criteria

no code implementations22 Sep 2023 Yijun Li, Mengzhuo Guo, Miłosz Kadziński, Qingpeng Zhang

This study presents novel preference learning approaches to multiple criteria sorting problems in the presence of temporal criteria.

Ensemble Learning

DeLELSTM: Decomposition-based Linear Explainable LSTM to Capture Instantaneous and Long-term Effects in Time Series

no code implementations26 Aug 2023 Chaoqun Wang, Yijun Li, Xiangqian Sun, Qi Wu, Dongdong Wang, Zhixiang Huang

The tensorized LSTM assigns each variable with a unique hidden state making up a matrix $\mathbf{h}_t$, and the standard LSTM models all the variables with a shared hidden state $\mathbf{H}_t$.

Time Series Time Series Forecasting

Consistent Multimodal Generation via A Unified GAN Framework

no code implementations4 Jul 2023 Zhen Zhu, Yijun Li, Weijie Lyu, Krishna Kumar Singh, Zhixin Shu, Soeren Pirk, Derek Hoiem

We investigate how to generate multimodal image outputs, such as RGB, depth, and surface normals, with a single generative model.

multimodal generation

Decompose and Realign: Tackling Condition Misalignment in Text-to-Image Diffusion Models

1 code implementation26 Jun 2023 Luozhou Wang, Guibao Shen, Wenhang Ge, Guangyong Chen, Yijun Li, Ying-Cong Chen

The ``Decompose'' phase separates conditions based on pair relationships, computing the result individually for each pair.

Image Generation

Probabilistic Learning of Multivariate Time Series with Temporal Irregularity

1 code implementation15 Jun 2023 Yijun Li, Cheuk Hang Leung, Qi Wu

Multivariate sequential data collected in practice often exhibit temporal irregularities, including nonuniform time intervals and component misalignment.

Imputation Time Series

Neural Partial Differential Equations with Functional Convolution

no code implementations10 Mar 2023 Ziqian Wu, Xingzhe He, Yijun Li, Cheng Yang, Rui Liu, Shiying Xiong, Bo Zhu

We present a lightweighted neural PDE representation to discover the hidden structure and predict the solution of different nonlinear PDEs.

Challenges and perspectives in computational deconvolution of genomics data

no code implementations21 Nov 2022 Lana X. Garmire, Yijun Li, Qianhui Huang, Chuan Xu, Sarah Teichmann, Naftali Kaminski, Matteo Pellegrini, Quan Nguyen, Andrew E. Teschendorff

Deciphering cell type heterogeneity is crucial for systematically understanding tissue homeostasis and its dysregulation in diseases.

Benchmarking

3D-FM GAN: Towards 3D-Controllable Face Manipulation

no code implementations24 Aug 2022 Yuchen Liu, Zhixin Shu, Yijun Li, Zhe Lin, Richard Zhang, S. Y. Kung

While concatenating GAN inversion and a 3D-aware, noise-to-image GAN is a straight-forward solution, it is inefficient and may lead to noticeable drop in editing quality.

Spatially-Adaptive Multilayer Selection for GAN Inversion and Editing

1 code implementation CVPR 2022 Gaurav Parmar, Yijun Li, Jingwan Lu, Richard Zhang, Jun-Yan Zhu, Krishna Kumar Singh

We propose a new method to invert and edit such complex images in the latent space of GANs, such as StyleGAN2.

Computational Methods for Single-Cell Multi-Omics Integration and Alignment

no code implementations18 Jan 2022 Stefan Stanojevic, Yijun Li, Lana X. Garmire

Recently developed technologies to generate single-cell genomic data have made a revolutionary impact in the field of biology.

Machine Translation Translation

IMAGINE: Image Synthesis by Image-Guided Model Inversion

no code implementations CVPR 2021 Pei Wang, Yijun Li, Krishna Kumar Singh, Jingwan Lu, Nuno Vasconcelos

We introduce an inversion based method, denoted as IMAge-Guided model INvErsion (IMAGINE), to generate high-quality and diverse images from only a single training sample.

Image Generation Specificity

Rethinking and Improving the Robustness of Image Style Transfer

1 code implementation CVPR 2021 Pei Wang, Yijun Li, Nuno Vasconcelos

Extensive research in neural style transfer methods has shown that the correlation between features extracted by a pre-trained VGG network has a remarkable ability to capture the visual style of an image.

Style Transfer

Content-Aware GAN Compression

1 code implementation CVPR 2021 Yuchen Liu, Zhixin Shu, Yijun Li, Zhe Lin, Federico Perazzi, S. Y. Kung

We then propose a novel content-aware method to guide the processes of both pruning and distillation.

Image Generation Image Manipulation +1

Learning to Caricature via Semantic Shape Transform

1 code implementation12 Aug 2020 Wenqing Chu, Wei-Chih Hung, Yi-Hsuan Tsai, Yu-Ting Chang, Yijun Li, Deng Cai, Ming-Hsuan Yang

Caricature is an artistic drawing created to abstract or exaggerate facial features of a person.

Caricature

Modeling Artistic Workflows for Image Generation and Editing

1 code implementation ECCV 2020 Hung-Yu Tseng, Matthew Fisher, Jingwan Lu, Yijun Li, Vladimir Kim, Ming-Hsuan Yang

People often create art by following an artistic workflow involving multiple stages that inform the overall design.

Image Generation

Collaborative Distillation for Ultra-Resolution Universal Style Transfer

1 code implementation CVPR 2020 Huan Wang, Yijun Li, Yuehai Wang, Haoji Hu, Ming-Hsuan Yang

In this work, we present a new knowledge distillation method (named Collaborative Distillation) for encoder-decoder based neural style transfer to reduce the convolutional filters.

Knowledge Distillation Style Transfer

Controllable and Progressive Image Extrapolation

no code implementations25 Dec 2019 Yijun Li, Lu Jiang, Ming-Hsuan Yang

Image extrapolation aims at expanding the narrow field of view of a given image patch.

Im2Pencil: Controllable Pencil Illustration from Photographs

1 code implementation CVPR 2019 Yijun Li, Chen Fang, Aaron Hertzmann, Eli Shechtman, Ming-Hsuan Yang

We propose a high-quality photo-to-pencil translation method with fine-grained control over the drawing style.

Translation

Flow-Grounded Spatial-Temporal Video Prediction from Still Images

1 code implementation ECCV 2018 Yijun Li, Chen Fang, Jimei Yang, Zhaowen Wang, Xin Lu, Ming-Hsuan Yang

Existing video prediction methods mainly rely on observing multiple historical frames or focus on predicting the next one-frame.

Video Prediction

A Closed-form Solution to Photorealistic Image Stylization

12 code implementations ECCV 2018 Yijun Li, Ming-Yu Liu, Xueting Li, Ming-Hsuan Yang, Jan Kautz

Photorealistic image stylization concerns transferring style of a reference photo to a content photo with the constraint that the stylized photo should remain photorealistic.

Image Stylization

Joint Image Filtering with Deep Convolutional Networks

no code implementations11 Oct 2017 Yijun Li, Jia-Bin Huang, Narendra Ahuja, Ming-Hsuan Yang

In contrast to existing methods that consider only the guidance image, the proposed algorithm can selectively transfer salient structures that are consistent with both guidance and target images.

Universal Style Transfer via Feature Transforms

15 code implementations NeurIPS 2017 Yijun Li, Chen Fang, Jimei Yang, Zhaowen Wang, Xin Lu, Ming-Hsuan Yang

The whitening and coloring transforms reflect a direct matching of feature covariance of the content image to a given style image, which shares similar spirits with the optimization of Gram matrix based cost in neural style transfer.

Image Reconstruction Style Transfer

Generative Face Completion

2 code implementations CVPR 2017 Yijun Li, Sifei Liu, Jimei Yang, Ming-Hsuan Yang

In this paper, we propose an effective face completion algorithm using a deep generative model.

Facial Inpainting Semantic Parsing

Diversified Texture Synthesis with Feed-forward Networks

no code implementations CVPR 2017 Yijun Li, Chen Fang, Jimei Yang, Zhaowen Wang, Xin Lu, Ming-Hsuan Yang

Recent progresses on deep discriminative and generative modeling have shown promising results on texture synthesis.

Texture Synthesis

Robust High Quality Image Guided Depth Upsampling

no code implementations17 Jun 2015 Wei Liu, Yijun Li, Xiaogang Chen, Jie Yang, Qiang Wu, Jingyi Yu

A popular solution is upsampling the obtained noisy low resolution depth map with the guidance of the companion high resolution color image.

Vocal Bursts Intensity Prediction

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