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相关论文: Real-Time Pitch/F0 Detection Using Spectrogram Ima…

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Accurate and real-time monophonic pitch estimation in noisy conditions, particularly on resource-constrained devices, remains an open challenge in audio processing. We present \emph{SwiftF0}, a novel, lightweight neural model that sets a…

声音 · 计算机科学 2025-08-27 Lars Nieradzik

Computer-generated graphics (CGs) are images generated by computer software. The~rapid development of computer graphics technologies has made it easier to generate photorealistic computer graphics, and these graphics are quite difficult to…

多媒体 · 计算机科学 2018-04-26 Ye Yao , Weitong Hu , Wei Zhang , Ting Wu , Yun-Qing Shi

Convolutional Neural Network (CNN) recognition rates drop in the presence of noise. We demonstrate a novel method of counteracting this drop in recognition rate by adjusting the biases of the neurons in the convolutional layers according to…

计算机视觉与模式识别 · 计算机科学 2017-02-06 James R. Geraci , Parichay Kapoor

With the improvement of computer performance and the increase of data volume, the object detection based on convolutional neural network (CNN) has become the main algorithm for object detection. This paper summarizes the research progress…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Wei Zhang , Zuoxiang Zeng

This paper deals with spectrum sensing in Cognitive Radios to enable unlicensed secondary users to opportunistically access a licensed band. The ability to detect the presence of a primary user at a low signal to noise ratio (SNR) is a…

其他计算机科学 · 计算机科学 2013-12-19 Hemant Saggar , D. K. Mehra

At present, multi-oriented text detection methods based on deep neural network have achieved promising performances on various benchmarks. Nevertheless, there are still some difficulties for arbitrary shape text detection, especially for a…

计算机视觉与模式识别 · 计算机科学 2020-04-17 XiaoQian Li , Jie Liu , ShuWu Zhang , GuiXuan Zhang

We propose a novel probabilistic method for detection of objects in noisy images. The method uses results from percolation and random graph theories. We present an algorithm that allows to detect objects of unknown shapes in the presence of…

统计理论 · 数学 2013-12-02 Mikhail A. Langovoy , Olaf Wittich

Waveform sampling systems are used pervasively in the design of front end electronics for radiation detection. The introduction of new feature extraction algorithms (eg. neural networks) to waveform sampling has the great potential to…

数据分析、统计与概率 · 物理学 2021-09-23 Pengcheng Ai , Zhi Deng , Yi Wang , Linmao Li

This paper proposes a novel feature called spectrum congruency for describing edges in images. The spectrum congruency is a generalization of the phase congruency, which depicts how much each Fourier components of the image are congruent in…

图像与视频处理 · 电气工程与系统科学 2021-03-11 Fang Yang , Xin Su , Li Chai

Most existing methods for CRF estimation from a single image fail to handle general real images. For instance, EdgeCRF based on colour patches extracted from edges works effectively only when the presence of noise is insignificant, which is…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Aashish Sharma , Robby T. Tan , Loong-Fah Cheong

We present region-based, fully convolutional networks for accurate and efficient object detection. In contrast to previous region-based detectors such as Fast/Faster R-CNN that apply a costly per-region subnetwork hundreds of times, our…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Jifeng Dai , Yi Li , Kaiming He , Jian Sun

We present an approach to accelerating a wide variety of image processing operators. Our approach uses a fully-convolutional network that is trained on input-output pairs that demonstrate the operator's action. After training, the original…

计算机视觉与模式识别 · 计算机科学 2017-09-05 Qifeng Chen , Jia Xu , Vladlen Koltun

We describe a new method to estimate the geometry of a room given room impulse responses. The method utilises convolutional neural networks to estimate the room geometry and uses the mean square error as the loss function. In contrast to…

音频与语音处理 · 电气工程与系统科学 2019-05-16 Wangyang Yu , W. Bastiaan Kleijn

In this paper, we present a real-time 3D detection approach considering time-spatial feature map aggregation from different time steps of deep neural model inference (named feature map flow, FMF). Proposed approach improves the quality of…

计算机视觉与模式识别 · 计算机科学 2021-06-29 Youshaa Murhij , Dmitry Yudin

To improve the efficiency and reduce the labour cost of the renovation process, this study presents a lightweight Convolutional Neural Network (CNN)-based architecture to extract crack-like features, such as cracks and joints. Moreover,…

图像与视频处理 · 电气工程与系统科学 2021-05-25 Jiesheng Yang , Fangzheng Lin , Yusheng Xiang , Peter Katranuschkov , Raimar J. Scherer

In recent years, various shadow detection methods from a single image have been proposed and used in vision systems; however, most of them are not appropriate for the robotic applications due to the expensive time complexity. This paper…

计算机视觉与模式识别 · 计算机科学 2018-03-20 Sepideh Hosseinzadeh , Moein Shakeri , Hong Zhang

Face Recognition has been studied for many decades. As opposed to traditional hand-crafted features such as LBP and HOG, much more sophisticated features can be learned automatically by deep learning methods in a data-driven way. In this…

计算机视觉与模式识别 · 计算机科学 2015-07-24 Jingtuo Liu , Yafeng Deng , Tao Bai , Zhengping Wei , Chang Huang

In recent years, visual tracking methods that are based on discriminative correlation filters (DCF) have been very promising. However, most of these methods suffer from a lack of robust scale estimation skills. Although a wide range of…

计算机视觉与模式识别 · 计算机科学 2020-12-14 Seyed Mojtaba Marvasti-Zadeh , Hossein Ghanei-Yakhdan , Shohreh Kasaei

Object detection is one of the most active areas in computer vision, which has made significant improvement in recent years. Current state-of-the-art object detection methods mostly adhere to the framework of regions with convolutional…

计算机视觉与模式识别 · 计算机科学 2016-04-15 Wenqing Chu , Deng Cai

Scene text detection has witnessed rapid development in recent years. However, there still exists two main challenges: 1) many methods suffer from false positives in their text representations; 2) the large scale variance of scene texts…

计算机视觉与模式识别 · 计算机科学 2020-04-13 Yuxin Wang , Hongtao Xie , Zhengjun Zha , Mengting Xing , Zilong Fu , Yongdong Zhang