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相关论文: SeeTheSeams: Localized Detection of Seam Carving b…

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Seam carving is a method to resize an image in a content aware fashion. However, this method can also be used to carve out objects from images. In this paper, we propose a two-step method to detect and localize seam carved images. First, we…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Lakshmanan Nataraj , Chandrakanth Gudavalli , Tajuddin Manhar Mohammed , Shivkumar Chandrasekaran , B. S. Manjunath

Seam carving is a computational method capable of resizing images for both reduction and expansion based on its content, instead of the image geometry. Although the technique is mostly employed to deal with redundant information, i.e.,…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Thierry P. Moreira , Marcos Cleison S. Santana , Leandro A. Passos João Paulo Papa , Kelton Augusto P. da Costa

Image retargeting is a new image processing task that renders the change of aspect ratio in images. One of the most famous image-retargeting algorithms is seam-carving. Although seam-carving is fast and straightforward, it usually distorts…

计算机视觉与模式识别 · 计算机科学 2020-01-01 Mahdi Ahmadi , Nader Karimi , Shadrokh Samavi

Current satellite imaging technology enables shooting high-resolution pictures of the ground. As any other kind of digital images, overhead pictures can also be easily forged. However, common image forensic techniques are often developed…

计算机视觉与模式识别 · 计算机科学 2018-02-15 Sri Kalyan Yarlagadda , David Güera , Paolo Bestagini , Fengqing Maggie Zhu , Stefano Tubaro , Edward J. Delp

Seam carving is an image editing method that enable content-aware resizing, including operations like removing objects. However, the seam-finding strategy based on dynamic programming or graph-cut limits its applications to broader visual…

计算机视觉与模式识别 · 计算机科学 2024-08-07 Tim Elsner , Julia Berger , Tong Wu , Victor Czech , Lin Gao , Leif Kobbelt

The widespread availability of image editing tools and improvements in image processing techniques allow image manipulation to be very easy. Oftentimes, easy-to-use yet sophisticated image manipulation tools yields distortions/changes…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Emily R. Bartusiak , Sri Kalyan Yarlagadda , David Güera , Paolo Bestagini , Stefano Tubaro , Fengqing M. Zhu , Edward J. Delp

Seam carving is a state-of-the-art content-aware image resizing technique that effectively preserves the salient areas of an image. However, when applied to video retargeting, not only is it time intensive, but it also creates highly…

计算机视觉与模式识别 · 计算机科学 2019-03-11 Zhu Chuning

Seam carving is a representative content-aware image retargeting approach to adjust the size of an image while preserving its visually prominent content. To maintain visually important content, seam-carving algorithms first calculate the…

多媒体 · 计算机科学 2021-07-20 Seung-Hun Nam , Wonhyuk Ahn , In-Jae Yu , Myung-Joon Kwon , Minseok Son , Heung-Kyu Lee

Image retargeting effectively resizes images by preserving the recognizability of important image regions. Most of retargeting methods rely on good importance maps as a cue to retain or remove certain regions in the input image. In…

计算机视觉与模式识别 · 计算机科学 2017-09-25 Tam V. Nguyen , Guangyu Gao

A growing number of commercial satellite companies provide easily accessible satellite imagery. Overhead imagery is used by numerous industries including agriculture, forestry, natural disaster analysis, and meteorology. Satellite images,…

图像与视频处理 · 电气工程与系统科学 2021-05-14 János Horváth , Sriram Baireddy , Hanxiang Hao , Daniel Mas Montserrat , Edward J. Delp

Satellite images are more accessible with the increase of commercial satellites being orbited. These images are used in a wide range of applications including agricultural management, meteorological prediction, damage assessment from…

图像与视频处理 · 电气工程与系统科学 2020-04-28 János Horváth , Daniel Mas Montserrat , Hanxiang Hao , Edward J. Delp

Resampling is an important signature of manipulated images. In this paper, we propose two methods to detect and localize image manipulations based on a combination of resampling features and deep learning. In the first method, the Radon…

Satellite imagery is becoming increasingly accessible due to the growing number of orbiting commercial satellites. Many applications make use of such images: agricultural management, meteorological prediction, damage assessment from natural…

计算机视觉与模式识别 · 计算机科学 2020-10-09 Daniel Mas Montserrat , János Horváth , S. K. Yarlagadda , Fengqing Zhu , Edward J. Delp

Existing high-resolution satellite image forgery localization methods rely on patch-based or downsampling-based training. Both of these training methods have major drawbacks, such as inaccurate boundaries between pristine and forged…

计算机视觉与模式识别 · 计算机科学 2023-07-21 Fahim Faisal Niloy , Kishor Kumar Bhaumik , Simon S. Woo

With the development and widespread application of digital image processing technology, image splicing has become a common method of image manipulation, raising numerous security and legal issues. This paper introduces a new splicing image…

计算机视觉与模式识别 · 计算机科学 2024-05-20 Ao Xiang , Jingyu Zhang , Qin Yang , Liyang Wang , Yu Cheng

Image forgery localization is a very active and open research field for the difficulty to handle the large variety of manipulations a malicious user can perform by means of more and more sophisticated image editing tools. Here, we propose a…

计算机视觉与模式识别 · 计算机科学 2013-11-28 Davide Cozzolino , Diego Gragnaniello , Luisa Verdoliva

With the headway of the advanced image handling software and altering tools, a computerized picture can be effectively controlled. The identification of image manipulation is vital in light of the fact that an image can be utilized as…

多媒体 · 计算机科学 2017-03-31 Abhishek Kashyap , Rajesh Singh Parmar , Megha Agrawal , Hariom Gupta

Image splicing is a common form of image forgery. Such alterations may leave no visual clues of tampering. In recent works camera characteristics consistency across the image has been used to establish the authenticity and integrity of…

计算机视觉与模式识别 · 计算机科学 2011-05-25 H. R. Chennamma , Lalitha Rangarajan

Image stitching is to construct panoramic images with wider field of vision (FOV) from some images captured from different viewing positions. To solve the problem of fusion ghosting in the stitched image, seam-driven methods avoid the…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Senmao Cheng , Fan Yang , Zhi Chen , Nanjun Yuan , Wenbing Tao

In the world of fake news and deepfakes, there have been an alarmingly large number of cases of images being tampered with and published in newspapers, used in court, and posted on social media for defamation purposes. Detecting these…

计算机视觉与模式识别 · 计算机科学 2022-02-10 Aditya Pandey , Anshuman Mitra
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