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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

Face recognition performance based on deep learning heavily relies on large-scale training data, which is often difficult to acquire in practical applications. To address this challenge, this paper proposes a GAN-based data augmentation…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Zhongwen Li , Zongwei Li , Xiaoqi Li

In this paper, we propose a new, simple, and effective Self-supervised Spatio-temporal Transformers (SPARTAN) approach to Group Activity Recognition (GAR) using unlabeled video data. Given a video, we create local and global Spatio-temporal…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Naga VS Raviteja Chappa , Pha Nguyen , Alexander H Nelson , Han-Seok Seo , Xin Li , Page Daniel Dobbs , Khoa Luu

User dependence remains one of the most difficult general problems in Human Activity Recognition (HAR), in particular when using wearable sensors. This is due to the huge variability of the way different people execute even the simplest…

信号处理 · 电气工程与系统科学 2021-10-26 Sungho Suh , Vitor Fortes Rey , Paul Lukowicz

In this work, we explore the potential of self-supervised learning with Generative Adversarial Networks (GANs) for electron microscopy datasets. We show how self-supervised pretraining facilitates efficient fine-tuning for a spectrum of…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Bashir Kazimi , Karina Ruzaeva , Stefan Sandfeld

Predicting and understanding human motion dynamics has many applications, such as motion synthesis, augmented reality, security, and autonomous vehicles. Due to the recent success of generative adversarial networks (GAN), there has been…

计算机视觉与模式识别 · 计算机科学 2017-11-28 Emad Barsoum , John Kender , Zicheng Liu

Recent advances in reinforcement learning have inspired increasing interest in learning user modeling adaptively through dynamic interactions, e.g., in reinforcement learning based recommender systems. Reward function is crucial for most of…

机器学习 · 计算机科学 2021-05-06 Xiaocong Chen , Lina Yao , Xianzhi Wang , Aixin Sun , Wenjie Zhang , Quan Z. Sheng

Drones are enabling new forms of human actions surveillance due to their low cost and fast mobility. However, using deep neural networks for automatic aerial action recognition is difficult due to the need for a large number of training…

计算机视觉与模式识别 · 计算机科学 2021-04-05 Waqas Sultani , Mubarak Shah

Generative networks are fundamentally different in their aim and methods compared to CNNs for classification, segmentation, or object detection. They have initially not been meant to be an image analysis tool, but to produce naturally…

计算机视觉与模式识别 · 计算机科学 2022-07-11 Markus Wenzel

Autonomous underwater vehicles (AUVs) rely on a variety of sensors - acoustic, inertial and visual - for intelligent decision making. Due to its non-intrusive, passive nature, and high information content, vision is an attractive sensing…

计算机视觉与模式识别 · 计算机科学 2018-01-15 Cameron Fabbri , Md Jahidul Islam , Junaed Sattar

Generative Adversarial Networks (GANs) have shown great performance on super-resolution problems since they can generate more visually realistic images and video frames. However, these models often introduce side effects into the outputs,…

图像与视频处理 · 电气工程与系统科学 2024-03-19 Xijun Wang , Santiago López-Tapia , Alice Lucas , Xinyi Wu , Rafael Molina , Aggelos K. Katsaggelos

Since the advent of generative adversarial networks (GANs), various loss functions have been developed and combined to constitute the overall training objective function, in order to improve model performance or for specific learning tasks.…

图像与视频处理 · 电气工程与系统科学 2020-06-30 Jingwen Su , Hujun Yin

The prevalence of networked sensors and actuators in many real-world systems such as smart buildings, factories, power plants, and data centers generate substantial amounts of multivariate time series data for these systems. The rich sensor…

机器学习 · 计算机科学 2019-01-17 Dan Li , Dacheng Chen , Lei Shi , Baihong Jin , Jonathan Goh , See-Kiong Ng

Vision-based human activity recognition has emerged as one of the essential research areas in video analytics domain. Over the last decade, numerous advanced deep learning algorithms have been introduced to recognize complex human actions…

计算机视觉与模式识别 · 计算机科学 2022-08-11 Hayat Ullah , Arslan Munir

Generative Adversarial Networks (GANs) have become the most used networks towards solving the problem of image generation. Self-supervised GANs are later proposed to avoid the catastrophic forgetting of the discriminator and to improve the…

计算机视觉与模式识别 · 计算机科学 2021-09-02 Gulcin Baykal , Furkan Ozcelik , Gozde Unal

Diagnostic and intervention methodologies for skill assessment of autism typically requires a clinician repetitively initiating several stimuli and recording the child's response. In this paper, we propose to automate the response…

计算机视觉与模式识别 · 计算机科学 2020-01-30 Prashant Pandey , Prathosh AP , Manu Kohli , Josh Pritchard

Generative Adversarial Networks (GANs) have brought about rapid progress towards generating photorealistic images. Yet the equitable allocation of their modeling capacity among subgroups has received less attention, which could lead to…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Ning Yu , Ke Li , Peng Zhou , Jitendra Malik , Larry Davis , Mario Fritz

Surgical data science is a new research field that aims to observe all aspects of the patient treatment process in order to provide the right assistance at the right time. Due to the breakthrough successes of deep learning-based solutions…

The development of IoT technology enables a variety of sensors can be integrated into mobile devices. Human Activity Recognition (HAR) based on sensor data has become an active research topic in the field of machine learning and ubiquitous…

机器学习 · 计算机科学 2022-08-10 Yifan Hu , Yu Wang

Generative adversarial networks (GAN) have been effective for learning generative models for real-world data. However, existing GANs (GAN and its variants) tend to suffer from training problems such as instability and mode collapse. In this…

机器学习 · 计算机科学 2018-03-05 Chaoyue Wang , Chang Xu , Xin Yao , Dacheng Tao