Search Results for author: Qingyang Liu

Found 4 papers, 4 papers with code

Shadow Generation for Composite Image Using Diffusion model

1 code implementation22 Mar 2024 Qingyang Liu, Junqi You, Jianting Wang, Xinhao Tao, Bo Zhang, Li Niu

In the realm of image composition, generating realistic shadow for the inserted foreground remains a formidable challenge.

Image-to-Image Translation

DESOBAv2: Towards Large-scale Real-world Dataset for Shadow Generation

1 code implementation19 Aug 2023 Qingyang Liu, Jianting Wang, Li Niu

In this work, we focus on generating plausible shadow for the inserted foreground object to make the composite image more realistic.

Object Shadow Detection

Fast Object Placement Assessment

1 code implementation28 May 2022 Li Niu, Qingyang Liu, Zhenchen Liu, Jiangtong Li

However, given a pair of scaled foreground and background, to enumerate all the reasonable locations, existing OPA model needs to place the foreground at each location on the background and pass the obtained composite image through the model one at a time, which is very time-consuming.

Object

OPA: Object Placement Assessment Dataset

3 code implementations5 Jul 2021 Liu Liu, Zhenchen Liu, Bo Zhang, Jiangtong Li, Li Niu, Qingyang Liu, Liqing Zhang

Image composition aims to generate realistic composite image by inserting an object from one image into another background image, where the placement (e. g., location, size, occlusion) of inserted object may be unreasonable, which would significantly degrade the quality of the composite image.

Object

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