Search Results for author: Kanglin Liu

Found 12 papers, 7 papers with code

LoopSparseGS: Loop Based Sparse-View Friendly Gaussian Splatting

no code implementations1 Aug 2024 Zhenyu Bao, Guibiao Liao, Kaichen Zhou, Kanglin Liu, Qing Li, Guoping Qiu

To handle these issues, we propose the LoopSparseGS, a loop-based 3DGS framework for the sparse novel view synthesis task.

Novel View Synthesis

CLIP-GS: CLIP-Informed Gaussian Splatting for Real-time and View-consistent 3D Semantic Understanding

1 code implementation22 Apr 2024 Guibiao Liao, Jiankun Li, Zhenyu Bao, Xiaoqing Ye, Jingdong Wang, Qing Li, Kanglin Liu

Additionally, to address the semantic ambiguity, caused by utilizing view-inconsistent 2D CLIP semantics to supervise Gaussians, we introduce a 3D Coherent Self-training (3DCS) strategy, resorting to the multi-view consistency originated from the 3D model.

Attribute

OV-NeRF: Open-vocabulary Neural Radiance Fields with Vision and Language Foundation Models for 3D Semantic Understanding

1 code implementation7 Feb 2024 Guibiao Liao, Kaichen Zhou, Zhenyu Bao, Kanglin Liu, Qing Li

Second, from the cross-view perspective, we propose a Cross-view Self-enhancement (CSE) strategy to address the challenge raised by view-inconsistent semantics.

3D Reconstruction and New View Synthesis of Indoor Environments based on a Dual Neural Radiance Field

1 code implementation26 Jan 2024 Zhenyu Bao, Guibiao Liao, Zhongyuan Zhao, Kanglin Liu, Qing Li, Guoping Qiu

One of the innovative features of Du-NeRF is that it decouples a view-independent component from the density field and uses it as a label to supervise the learning process of the SDF field.

3D Reconstruction Novel View Synthesis

PSAvatar: A Point-based Shape Model for Real-Time Head Avatar Animation with 3D Gaussian Splatting

1 code implementation23 Jan 2024 Zhongyuan Zhao, Zhenyu Bao, Qing Li, Guoping Qiu, Kanglin Liu

In this paper, we introduce PSAvatar, a novel framework for animatable head avatar creation that utilizes discrete geometric primitive to create a parametric morphable shape model and employs 3D Gaussian for fine detail representation and high fidelity rendering.

Redistributing the Precision and Content in 3D-LUT-based Inverse Tone-mapping for HDR/WCG Display

1 code implementation29 Sep 2023 Cheng Guo, Leidong Fan, Qian Zhang, Hanyuan Liu, Kanglin Liu, Xiuhua Jiang

The latter requires more efficiency, thus the pre-calculated LUT (look-up table) has become a popular solution.

Tone Mapping

P2I-NET: Mapping Camera Pose to Image via Adversarial Learning for New View Synthesis in Real Indoor Environments

no code implementations27 Sep 2023 Xujie Kang, Kanglin Liu, Jiang Duan, Yuanhao Gong, Guoping Qiu

Given a new $6DoF$ camera pose in an indoor environment, we study the challenging problem of predicting the view from that pose based on a set of reference RGBD views.

3D geometry

Towards Disentangling Latent Space for Unsupervised Semantic Face Editing

1 code implementation5 Nov 2020 Kanglin Liu, Gaofeng Cao, Fei Zhou, Bozhi Liu, Jiang Duan, Guoping Qiu

In this paper, we present a new technique termed Structure-Texture Independent Architecture with Weight Decomposition and Orthogonal Regularization (STIA-WO) to disentangle the latent space for unsupervised semantic face editing.

Attribute Image Generation

PoseGAN: A Pose-to-Image Translation Framework for Camera Localization

no code implementations23 Jun 2020 Kanglin Liu, Qing Li, Guoping Qiu

We present PoseGANs, a conditional generative adversarial networks (cGANs) based framework for the implementation of pose-to-image translation.

Camera Localization Pose Estimation +1

Spectral Regularization for Combating Mode Collapse in GANs

2 code implementations ICCV 2019 Kanglin Liu, Wenming Tang, Fei Zhou, Guoping Qiu

Theoretical analysis shows that the optimal solution to the discriminator has a strong relationship to the spectral distributions of the weight matrix. Therefore, we monitor the spectral distribution in the discriminator of spectral normalized GANs (SN-GANs), and discover a phenomenon which we refer to as spectral collapse, where a large number of singular values of the weight matrices drop dramatically when mode collapse occurs.

Lipschitz Constrained GANs via Boundedness and Continuity

no code implementations16 Mar 2018 Kanglin Liu, Guoping Qiu

In this paper, we introduce the boundedness and continuity ($BC$) conditions to enforce the Lipschitz constraint on the discriminator functions of GANs.

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