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Normalizing flows are a class of probabilistic generative models which allow for both fast density computation and efficient sampling and are effective at modelling complex distributions like images. A drawback among current methods is…

计算机视觉与模式识别 · 计算机科学 2020-10-28 Jason J. Yu , Konstantinos G. Derpanis , Marcus A. Brubaker

Convolutional neural networks (CNNs) have shown great capability of solving various artificial intelligence tasks. However, the increasing model size has raised challenges in employing them in resource-limited applications. In this work, we…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Hongyang Gao , Zhengyang Wang , Shuiwang Ji

Vision transformers (ViTs) have found only limited practical use in processing images, in spite of their state-of-the-art accuracy on certain benchmarks. The reason for their limited use include their need for larger training datasets and…

计算机视觉与模式识别 · 计算机科学 2022-01-26 Pranav Jeevan , Amit sethi

We present QuickNet, a fast and accurate network architecture that is both faster and significantly more accurate than other fast deep architectures like SqueezeNet. Furthermore, it uses less parameters than previous networks, making it…

机器学习 · 计算机科学 2017-01-13 Tapabrata Ghosh

In computer vision, convolutional networks (CNNs) often adopts pooling to enlarge receptive field which has the advantage of low computational complexity. However, pooling can cause information loss and thus is detrimental to further…

计算机视觉与模式识别 · 计算机科学 2019-07-09 Pengju Liu , Hongzhi Zhang , Wei Lian , Wangmeng Zuo

The recent amalgamation of transformer and convolutional designs has led to steady improvements in accuracy and efficiency of the models. In this work, we introduce FastViT, a hybrid vision transformer architecture that obtains the…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Pavan Kumar Anasosalu Vasu , James Gabriel , Jeff Zhu , Oncel Tuzel , Anurag Ranjan

Transformer-based image denoising methods have achieved encouraging results in the past year. However, it must uses linear operations to model long-range dependencies, which greatly increases model inference time and consumes GPU storage…

计算机视觉与模式识别 · 计算机科学 2023-04-14 Juncheng Li , Bodong Cheng , Ying Chen , Guangwei Gao , Tieyong Zeng

This paper proposes an efficient neural network (NN) architecture design methodology called Chameleon that honors given resource constraints. Instead of developing new building blocks or using computationally-intensive reinforcement…

计算机视觉与模式识别 · 计算机科学 2018-12-24 Xiaoliang Dai , Peizhao Zhang , Bichen Wu , Hongxu Yin , Fei Sun , Yanghan Wang , Marat Dukhan , Yunqing Hu , Yiming Wu , Yangqing Jia , Peter Vajda , Matt Uyttendaele , Niraj K. Jha

EfficientNet models are convolutional neural networks optimized for parameter allocation by jointly balancing network width, depth, and resolution. Renowned for their exceptional accuracy, these models have become a standard for image…

图像与视频处理 · 电气工程与系统科学 2025-05-12 Guilherme Vieira Neto , Marcos Eduardo Valle

Accelerating model convergence in resource-constrained environments is essential for fast and efficient neural network training. This work presents learn2mix, a new training strategy that adaptively adjusts class proportions within batches,…

机器学习 · 计算机科学 2025-10-24 Shyam Venkatasubramanian , Vahid Tarokh

Recent studies have integrated convolutions into transformers to introduce inductive bias and improve generalization performance. However, the static nature of conventional convolution prevents it from dynamically adapting to input…

计算机视觉与模式识别 · 计算机科学 2025-04-28 Meng Lou , Shu Zhang , Hong-Yu Zhou , Sibei Yang , Chuan Wu , Yizhou Yu

Deep convolutional neural networks, assisted by architectural design strategies, make extensive use of data augmentation techniques and layers with a high number of feature maps to embed object transformations. That is highly inefficient…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Vittorio Mazzia , Francesco Salvetti , Marcello Chiaberge

Single image deraining is a crucial problem because rain severely degenerates the visibility of images and affects the performance of computer vision tasks like outdoor surveillance systems and intelligent vehicles. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Hao-Hsiang Yang , Chao-Han Huck Yang , Yu-Chiang Frank Wang

The feature learning methods based on convolutional neural network (CNN) have successfully produced tremendous achievements in image classification tasks. However, the inherent noise and some other factors may weaken the effectiveness of…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Zhao Xiangyu

Vision Transformers have shown great potential in computer vision tasks. Most recent works have focused on elaborating the spatial token mixer for performance gains. However, we observe that a well-designed general architecture can…

计算机视觉与模式识别 · 计算机科学 2023-12-25 Fangjian Lin , Jianlong Yuan , Sitong Wu , Fan Wang , Zhibin Wang

There has been exploding interest in embracing Transformer-based architectures for medical image segmentation. However, the lack of large-scale annotated medical datasets make achieving performances equivalent to those in natural images…

图像与视频处理 · 电气工程与系统科学 2024-06-04 Saikat Roy , Gregor Koehler , Constantin Ulrich , Michael Baumgartner , Jens Petersen , Fabian Isensee , Paul F. Jaeger , Klaus Maier-Hein

The emergence of deep learning techniques has advanced the image segmentation task, especially for medical images. Many neural network models have been introduced in the last decade bringing the automated segmentation accuracy close to…

图像与视频处理 · 电气工程与系统科学 2025-03-11 Ngoc-Du Tran , Thi-Thao Tran , Quang-Huy Nguyen , Manh-Hung Vu , Van-Truong Pham

For medical image semantic segmentation (MISS), Vision Transformers have emerged as strong alternatives to convolutional neural networks thanks to their inherent ability to capture long-range correlations. However, existing research uses…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Qianying Liu , Chaitanya Kaul , Jun Wang , Christos Anagnostopoulos , Roderick Murray-Smith , Fani Deligianni

3D imaging enables accurate diagnosis by providing spatial information about organ anatomy. However, using 3D images to train AI models is computationally challenging because they consist of 10x or 100x more pixels than their 2D…

There has been huge progress on video action recognition in recent years. However, many works focus on tweaking existing 2D backbones due to the reliance of ImageNet pretraining, which restrains the models from achieving higher efficiency…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Zhe Wang , Xulei Yang