- 专利标题: Estimating HDR lighting conditions from a single LDR digital image
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申请号: US16789195申请日: 2020-02-12
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公开(公告)号: US10979640B2公开(公告)日: 2021-04-13
- 发明人: Yannick Hold-Geoffroy , Sunil S. Hadap , Kalyan Krishna Sunkavalli , Emiliano Gambaretto
- 申请人: Adobe Inc.
- 申请人地址: US CA San Jose
- 专利权人: Adobe Inc.
- 当前专利权人: Adobe Inc.
- 当前专利权人地址: US CA San Jose
- 代理机构: Keller Jolley Preece
- 主分类号: G06T5/00
- IPC分类号: G06T5/00 ; H04N5/232 ; G06K9/46 ; G06T15/50 ; G06N3/08 ; H04N5/235 ; G06K9/00 ; G06K9/62 ; G06N3/04
摘要:
The present disclosure is directed toward systems and methods for predicting lighting conditions. In particular, the systems and methods described herein analyze a single low-dynamic range digital image to estimate a set of high-dynamic range lighting conditions associated with the single low-dynamic range lighting digital image. Additionally, the systems and methods described herein train a convolutional neural network to extrapolate lighting conditions from a digital image. The systems and methods also augment low-dynamic range information from the single low-dynamic range digital image by using a sky model algorithm to predict high-dynamic range lighting conditions.
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