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Healthcare clinics regularly encounter dynamic data that changes due to variations in patient populations, treatment policies, medical devices, and emerging disease patterns. Deep learning models can suffer from catastrophic forgetting when…

机器学习 · 计算机科学 2023-11-09 Amritpal Singh , Mustafa Burak Gurbuz , Shiva Souhith Gantha , Prahlad Jasti

Sequential learning of tasks using gradient descent leads to an unremitting decline in the accuracy of tasks for which training data is no longer available, termed catastrophic forgetting. Generative models have been explored as a means to…

机器学习 · 计算机科学 2020-09-30 Amanda Rios , Laurent Itti

The ability of image and video generation models to create photorealistic images has reached unprecedented heights, making it difficult to distinguish between real and fake images in many cases. However, despite this progress, a gap remains…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Ali Borji

Recent advancements in DeepFake generation, along with the proliferation of open-source tools, have significantly lowered the barrier for creating synthetic media. This trend poses a serious threat to the integrity and authenticity of…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Spiros Baxavanakis , Manos Schinas , Symeon Papadopoulos

Multi-step or hybrid deepfakes, created by sequentially applying different deepfake creation methods such as Face-Swapping, GAN-based generation, and Diffusion methods, can pose an emerging and unforseen technical challenge for detection…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Minji Heo , Simon S. Woo

Real-world DeepFake videos often undergo various compression operations, resulting in a range of video qualities. These varying qualities diversify the pattern of forgery traces, significantly increasing the difficulty of DeepFake…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Dongliang Zhang , Yunfei Li , Jiaran Zhou , Yuezun Li

Advanced deepfake technologies are blurring the lines between real and fake, presenting both revolutionary opportunities and alarming threats. While it unlocks novel applications in fields like entertainment and education, its malicious use…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Qihao Shen , Jiaxing Xuan , Zhenguang Liu , Sifan Wu , Yutong Xie , Zhaoyan Ming , Yingying Jiao , kui Ren

Continual learning is the ability to sequentially learn over time by accommodating knowledge while retaining previously learned experiences. Neural networks can learn multiple tasks when trained on them jointly, but cannot maintain…

机器学习 · 计算机科学 2018-10-26 Frantzeska Lavda , Jason Ramapuram , Magda Gregorova , Alexandros Kalousis

The emergence of deepfake technology has introduced a range of societal problems, garnering considerable attention. Current deepfake detection methods perform well on specific datasets, but exhibit poor performance when applied to datasets…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Lixin Jia , Zhiqing Guo , Gaobo Yang , Liejun Wang , Keqin Li

In many real-life tasks of application of supervised learning approaches, all the training data are not available at the same time. The examples are lifelong image classification or recognition of environmental objects during interaction of…

机器学习 · 计算机科学 2020-06-15 Miltiadis Poursanidis , Jenny Benois-Pineau , Akka Zemmari , Boris Mansenca , Aymar de Rugy

Deepfakes are the synthesized digital media in order to create ultra-realistic fake videos to trick the spectator. Deep generative algorithms, such as, Generative Adversarial Networks(GAN) are widely used to accomplish such tasks. This…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Pallabi Saikia , Dhwani Dholaria , Priyanka Yadav , Vaidehi Patel , Mohendra Roy

As generative models are advancing in quality and quantity for creating synthetic content, deepfakes begin to cause online mistrust. Deepfake detectors are proposed to counter this effect, however, misuse of detectors claiming fake content…

人工智能 · 计算机科学 2025-10-29 Neslihan Kose , Anthony Rhodes , Umur Aybars Ciftci , Ilke Demir

Which generative model is the most suitable for Continual Learning? This paper aims at evaluating and comparing generative models on disjoint sequential image generation tasks. We investigate how several models learn and forget, considering…

机器学习 · 计算机科学 2018-12-24 Timothée Lesort , Hugo Caselles-Dupré , Michael Garcia-Ortiz , Andrei Stoian , David Filliat

The rapid progression of Generative Adversarial Networks (GANs) has raised a concern of their misuse for malicious purposes, especially in creating fake face images. Although many proposed methods succeed in detecting GAN-based synthetic…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Binh M. Le , Simon S. Woo

The practicality of a video surveillance system is adversely limited by the amount of queries that can be placed on human resources and their vigilance in response. To transcend this limitation, a major effort under way is to include…

计算机视觉与模式识别 · 计算机科学 2014-05-16 Samaneh Khoshrou , Jaime S. Cardoso , Luis F. Teixeira

Time-lapse image sequences offer visually compelling insights into dynamic processes that are too slow to observe in real time. However, playing a long time-lapse sequence back as a video often results in distracting flicker due to random…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Erik Härkönen , Miika Aittala , Tuomas Kynkäänniemi , Samuli Laine , Timo Aila , Jaakko Lehtinen

Video diffusion models have made substantial progress in various video generation applications. However, training models for long video generation tasks require significant computational and data resources, posing a challenge to developing…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Yu Lu , Yuanzhi Liang , Linchao Zhu , Yi Yang

We present a continual learning approach for generative adversarial networks (GANs), by designing and leveraging parameter-efficient feature map transformations. Our approach is based on learning a set of global and task-specific…

机器学习 · 计算机科学 2021-08-02 Sakshi Varshney , Vinay Kumar Verma , Srijith P K , Lawrence Carin , Piyush Rai

With the rising prevalence of deepfakes, there is a growing interest in developing generalizable detection methods for various types of deepfakes. While effective in their specific modalities, traditional detection methods fall short in…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Cai Yu , Shan Jia , Xiaomeng Fu , Jin Liu , Jiahe Tian , Jiao Dai , Xi Wang , Siwei Lyu , Jizhong Han

Developments in deep generative models have allowed for tractable learning of high-dimensional data distributions. While the employed learning procedures typically assume that training data is drawn i.i.d. from the distribution of interest,…

机器学习 · 计算机科学 2017-05-24 Ari Seff , Alex Beatson , Daniel Suo , Han Liu