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Event cameras are novel vision sensors that sample, in an asynchronous fashion, brightness increments with low latency and high temporal resolution. The resulting streams of events are of high value by themselves, especially for high speed…

计算机视觉与模式识别 · 计算机科学 2021-04-13 F. Paredes-Vallés , G. C. H. E. de Croon

Vision Transformer (ViT) architectures traditionally employ a grid-based approach to tokenization independent of the semantic content of an image. We propose a modular superpixel tokenization strategy which decouples tokenization and…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Marius Aasan , Odd Kolbjørnsen , Anne Schistad Solberg , Adín Ramirez Rivera

Event camera is a new type of sensor that is different from traditional cameras. Each pixel is triggered asynchronously by an event. The trigger event is the change of the brightness irradiated on the pixel. If the increment or decrement is…

计算机视觉与模式识别 · 计算机科学 2022-03-28 Kun Xiao , Pengju Li , Guohui Wang , Zhi Li , Yi Chen , Yongfeng Xie , Yuqiang Fang

Vision transformers (ViTs) have demonstrated remarkable performance in a variety of vision tasks. Despite their promising capabilities, training a ViT requires a large amount of diverse data. Several studies empirically found that using…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Bum Jun Kim , Sang Woo Kim

Vision Transformers (ViTs) are normally regarded as a stack of transformer layers. In this work, we propose a novel view of ViTs showing that they can be seen as ensemble networks containing multiple parallel paths with different lengths.…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Shuning Chang , Pichao Wang , Hao Luo , Fan Wang , Mike Zheng Shou

Vision Transformers have attracted a lot of attention recently since the successful implementation of Vision Transformer (ViT) on vision tasks. With vision Transformers, specifically the multi-head self-attention modules, networks can…

计算机视觉与模式识别 · 计算机科学 2022-10-27 Xiangyu Chen , Ying Qin , Wenju Xu , Andrés M. Bur , Cuncong Zhong , Guanghui Wang

While current Vision Transformer (ViT) adapter methods have shown promising accuracy, their inference speed is implicitly hindered by inefficient memory access operations, e.g., standard normalization and frequent reshaping. In this work,…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Dong Zhang , Rui Yan , Pingcheng Dong , Kwang-Ting Cheng

Traditional cameras face a trade-off between low-light performance and high-speed imaging: longer exposure times to capture sufficient light results in motion blur, whereas shorter exposures result in Poisson-corrupted noisy images. While…

图像与视频处理 · 电气工程与系统科学 2025-06-23 Manasi Muglikar , Siddharth Somasundaram , Akshat Dave , Edoardo Charbon , Ramesh Raskar , Davide Scaramuzza

Built on top of self-attention mechanisms, vision transformers have demonstrated remarkable performance on a variety of vision tasks recently. While achieving excellent performance, they still require relatively intensive computational cost…

计算机视觉与模式识别 · 计算机科学 2021-12-01 Lingchen Meng , Hengduo Li , Bor-Chun Chen , Shiyi Lan , Zuxuan Wu , Yu-Gang Jiang , Ser-Nam Lim

Recent work in financial machine learning has shown the virtue of complexity: the phenomenon by which deep learning methods capable of learning highly nonlinear relationships outperform simpler approaches in financial forecasting. While…

机器学习 · 计算机科学 2025-11-06 Emi Soroka , Artem Arzyn

In recent years, vision transformers (ViTs) have emerged as powerful and promising techniques for computer vision tasks such as image classification, object detection, and segmentation. Unlike convolutional neural networks (CNNs), which…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Shaibal Saha , Lanyu Xu

While recent Transformer-based approaches have shown impressive performances on event-based object detection tasks, their high computational costs still diminish the low power consumption advantage of event cameras. Image-based works…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Yansong Peng , Hebei Li , Yueyi Zhang , Xiaoyan Sun , Feng Wu

Recent self-supervised learning (SSL) methods have shown impressive results in learning visual representations from unlabeled images. This paper aims to improve their performance further by utilizing the architectural advantages of the…

计算机视觉与模式识别 · 计算机科学 2022-07-20 Sukmin Yun , Hankook Lee , Jaehyung Kim , Jinwoo Shin

Despite the popularity of Vision Transformers (ViTs) and eXplainable AI (XAI), only a few explanation methods have been designed specially for ViTs thus far. They mostly use attention weights of the [CLS] token on patch embeddings and often…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Weiyan Xie , Xiao-Hui Li , Caleb Chen Cao , Nevin L. Zhang

Model inversion, which aims to reconstruct the original training data from pre-trained discriminative models, is especially useful when the original training data is unavailable due to privacy, usage rights, or size constraints. However,…

计算机视觉与模式识别 · 计算机科学 2025-11-03 Zixuan Hu , Yongxian Wei , Li Shen , Zhenyi Wang , Lei Li , Chun Yuan , Dacheng Tao

Video Frame Interpolation (VFI) is important for video enhancement, frame rate up-conversion, and slow-motion generation. The introduction of event cameras, which capture per-pixel brightness changes asynchronously, has significantly…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Ziran Zhang , Yongrui Ma , Yueting Chen , Feng Zhang , Jinwei Gu , Tianfan Xue , Shi Guo

The capacity of Vision transformers (ViTs) to handle variable-sized inputs is often constrained by computational complexity and batch processing limitations. Consequently, ViTs are typically trained on small, fixed-size images obtained…

计算机视觉与模式识别 · 计算机科学 2025-05-16 Fatemeh Behrad , Tinne Tuytelaars , Johan Wagemans

Event-based cameras record an asynchronous stream of per-pixel brightness changes. As such, they have numerous advantages over the standard frame-based cameras, including high temporal resolution, high dynamic range, and no motion blur. Due…

计算机视觉与模式识别 · 计算机科学 2020-10-01 Dimche Kostadinov , Davide Scaramuzza

This paper introduces ViNet-S, a 36MB model based on the ViNet architecture with a U-Net design, featuring a lightweight decoder that significantly reduces model size and parameters without compromising performance. Additionally, ViNet-A…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Rohit Girmaji , Siddharth Jain , Bhav Beri , Sarthak Bansal , Vineet Gandhi

Event cameras are neuromorphic sensors that capture asynchronous and sparse event stream when per-pixel brightness changes. The state-of-the-art processing methods for event signals typically aggregate events into a frame or a grid.…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Beibei Yang , Weiling Li , Yan Fang