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Applications of deep learning to synthetic media generation allow the creation of convincing forgeries, called DeepFakes, with limited technical expertise. DeepFake detection is an increasingly active research area. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2021-08-31 Kevin Lutz , Robert Bassett

With the rapid advances of image editing techniques in recent years, image manipulation detection has attracted considerable attention since the increasing security risks posed by tampered images. To address these challenges, a novel…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Fengsheng Wang , Leyi Wei

Deep neural networks (DNNs) are widely used in real-world applications, yet they remain vulnerable to errors and adversarial attacks. Formal verification offers a systematic approach to identify and mitigate these vulnerabilities, enhancing…

计算机视觉与模式识别 · 计算机科学 2024-11-19 Yizhak Y. Elboher , Avraham Raviv , Yael Leibovich Weiss , Omer Cohen , Roy Assa , Guy Katz , Hillel Kugler

In this paper, we applied a novel learning algorithm, namely, Deep Belief Networks (DBN) to word sense disambiguation (WSD). DBN is a probabilistic generative model composed of multiple layers of hidden units. DBN uses Restricted Boltzmann…

计算与语言 · 计算机科学 2012-07-03 Peratham Wiriyathammabhum , Boonserm Kijsirikul , Hiroya Takamura , Manabu Okumura

As manipulating images by copy-move, splicing and/or inpainting may lead to misinterpretation of the visual content, detecting these sorts of manipulations is crucial for media forensics. Given the variety of possible attacks on the…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Chengbo Dong , Xinru Chen , Ruohan Hu , Juan Cao , Xirong Li

In this work, we present a learning based method focusing on the convolutional neural network (CNN) architecture to detect these forgeries. We consider the detection of both copy-move forgeries and inpainting based forgeries. For these, we…

计算机视觉与模式识别 · 计算机科学 2022-02-03 Ankit Katiyar , Arnav Bhavsar

The boost of available digital media has led to a significant increase in derivative work. With tools for manipulating objects becoming more and more mature, it can be very difficult to determine whether one piece of media was derived from…

多媒体 · 计算机科学 2018-04-16 Silvan Heller , Luca Rossetto , Heiko Schuldt

As virtual and physical identity grow increasingly intertwined, the importance of privacy and security in the online sphere becomes paramount. In recent years, multiple news stories have emerged of private companies scraping web content and…

计算机视觉与模式识别 · 计算机科学 2023-05-11 Ahsi Lo , Gabriella Pangelinan , Michael C. King

We examine how the saccade mechanism from biological vision can be used to make deep neural networks more efficient for classification and object detection problems. Our proposed approach is based on the ideas of attention-driven visual…

计算机视觉与模式识别 · 计算机科学 2022-06-13 Saurabh Farkya , Zachary Daniels , Aswin Nadamuni Raghavan , David Zhang , Michael Piacentino

Steganography is the science of hiding a secret message within an ordinary public message. Over the years, steganography has been used to encode a lower resolution image into a higher resolution image by simple methods like LSB…

计算机视觉与模式识别 · 计算机科学 2021-01-05 Abhishek Das , Japsimar Singh Wahi , Mansi Anand , Yugant Rana

Detecting spoofing attacks to Low-Earth-Orbit (LEO) satellite systems is a cornerstone to assessing the authenticity of the received information and guaranteeing robust service delivery in several application domains. The solutions…

密码学与安全 · 计算机科学 2025-05-23 Jos Wigchert , Savio Sciancalepore , Gabriele Oligeri

Detecting manipulated images has become a significant emerging challenge. The advent of image sharing platforms and the easy availability of advanced photo editing software have resulted in a large quantities of manipulated images being…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Peng Zhou , Bor-Chun Chen , Xintong Han , Mahyar Najibi , Abhinav Shrivastava , Ser Nam Lim , Larry S. Davis

Image interpolation has been used spaciously by customary interpolation techniques. Recently, Kriging technique has been widely implemented in simulation area and geostatistics for prediction. In this article, Kriging technique was used…

计算机视觉与模式识别 · 计算机科学 2013-02-07 Firas Ajil Jassim , Fawzi Hasan Altaany

With the large chunks of social media data being created daily and the parallel rise of realistic multimedia tampering methods, detecting and localising tampering in images and videos has become essential. This survey focusses on approaches…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Ankit Yadav , Dinesh Kumar Vishwakarma

In the emerging commercial space industry there is a drastic increase in access to low cost satellite imagery. The price for satellite images depends on the sensor quality and revisit rate. This work proposes to bridge the gap between image…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Gaurav Kumar Nayak , Saksham Jain , R Venkatesh Babu , Anirban Chakraborty

Deep learning has enabled realistic face manipulation (i.e., deepfake), which poses significant concerns over the integrity of the media in circulation. Most existing deep learning techniques for deepfake detection can achieve promising…

计算机视觉与模式识别 · 计算机科学 2022-12-26 Bosheng Yan , Chang-Tsun Li , Xuequan Lu

Machine learning, and eventually true artificial intelligence techniques, are extremely important advancements in astrophysics and astronomy. We explore the application of deep learning using neural networks in order to automate the…

天体物理仪器与方法 · 物理学 2020-12-29 James Bird , Kellan Colburn , Linda Petzold , Philip Lubin

In this study we present a two-step map/reduce framework to stitch satellite mosaic images. The proposed system enable recognition and extraction of objects whose parts falling in separate satellite mosaic images. However this is a time and…

分布式、并行与集群计算 · 计算机科学 2018-08-28 Hayrunnisa Sari , Suleyman Eken , Ahmet Sayar

Nowadays advanced image editing tools and technical skills produce tampered images more realistically, which can easily evade image forensic systems and make authenticity verification of images more difficult. To tackle this challenging…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Jing Hao , Zhixin Zhang , Shicai Yang , Di Xie , Shiliang Pu

Recently, image manipulation has achieved rapid growth due to the advancement of sophisticated image editing tools. A recent surge of generated fake imagery and videos using neural networks is DeepFake. DeepFake algorithms can create fake…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Naciye Celebi , Qingzhong Liu , Muhammed Karatoprak
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