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Deep neural networks face numerous challenges in hyperspectral image classification, including high-dimensional data, sparse ground object distributions, and spectral redundancy, which often lead to classification overfitting and limited…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Guandong Li , Mengxia Ye

Diffusion transformers have demonstrated remarkable generation quality, albeit requiring longer training iterations and numerous inference steps. In each denoising step, diffusion transformers encode the noisy inputs to extract the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Shuai Wang , Zhi Tian , Weilin Huang , Limin Wang

Medical image segmentation has seen significant improvements with transformer models, which excel in grasping far-reaching contexts and global contextual information. However, the increasing computational demands of these models,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Reza Azad , Leon Niggemeier , Michael Huttemann , Amirhossein Kazerouni , Ehsan Khodapanah Aghdam , Yury Velichko , Ulas Bagci , Dorit Merhof

Tasks that involve high-resolution dense prediction require a modeling of both local and global patterns in a large input field. Although the local and global structures often depend on each other and their simultaneous modeling is…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Naoya Takahashi , Yuki Mitsufuji

Accurate automated detection of recurrent prostate cancer in PSMA PET/CT scans is challenging due to heterogeneous lesion size, activity, anatomical location, and intra- and inter-class imbalances. Conventional deep learning loss functions…

Image and Video Processing · Electrical Eng. & Systems 2026-03-17 Obed Korshie Dzikunu , Shadab Ahamed , Amirhossein Toosi , Xiaoxiao Li , Arman Rahmim

Medical image segmentation plays a vital role in various clinical applications, enabling accurate delineation and analysis of anatomical structures or pathological regions. Traditional CNNs have achieved remarkable success in this field.…

Image and Video Processing · Electrical Eng. & Systems 2024-04-18 Seyed M. R. Modaresi , Aomar Osmani , Mohammadreza Razzazi , Abdelghani Chibani

Recent research advances in salient object detection (SOD) could largely be attributed to ever-stronger multi-scale feature representation empowered by the deep learning technologies. The existing SOD deep models extract multi-scale…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Zhenyu Wu , Shuai Li , Chenglizhao Chen , Hong Qin , Aimin Hao

The attenuation of acoustic loudspeaker echoes remains to be one of the open challenges to achieve pleasant full-duplex hands free speech communication. In many modern signal enhancement interfaces, this problem is addressed by a linear…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-06 Thomas Haubner , Andreas Brendel , Walter Kellermann

This paper focuses on solving a fault detection problem using multivariate time series of vibration signals collected from planetary gearboxes in a test rig. Various traditional machine learning and deep learning methods have been proposed…

Signal Processing · Electrical Eng. & Systems 2023-10-10 Xian Yeow Lee , Aman Kumar , Lasitha Vidyaratne , Aniruddha Rajendra Rao , Ahmed Farahat , Chetan Gupta

Learned image compression methods have shown superior rate-distortion performance and remarkable potential compared to traditional compression methods. Most existing learned approaches use stacked convolution or window-based self-attention…

Image and Video Processing · Electrical Eng. & Systems 2024-01-03 Huairui Wang , Nianxiang Fu , Zhenzhong Chen , Shan Liu

Anomaly detection in complex, high-dimensional data, such as UAV sensor readings, is essential for operational safety but challenging for existing methods due to their limited sensitivity, scalability, and inability to capture intricate…

Machine Learning · Computer Science 2025-10-28 Mingze Gong , Juan Du , Jianbang You

In a recent work on direction-of-arrival (DOA) estimation of multiple speakers with convolutional neural networks (CNNs), the phase component of short-time Fourier transform (STFT) coefficients of the microphone signal is given as input and…

Audio and Speech Processing · Electrical Eng. & Systems 2019-12-18 Soumitro Chakrabarty , Emanuël A. P. Habets

This paper presents a Depthwise Disout Convolutional Neural Network (DD-CNN) for the detection and classification of urban acoustic scenes. Specifically, we use log-mel as feature representations of acoustic signals for the inputs of our…

Sound · Computer Science 2020-07-28 Jingqiao Zhao , Zhen-Hua Feng , Qiuqiang Kong , Xiaoning Song , Xiao-Jun Wu

Federated learning (FL) scenarios inherently generate a large communication overhead by frequently transmitting neural network updates between clients and server. To minimize the communication cost, introducing sparsity in conjunction with…

Machine Learning · Computer Science 2022-04-12 Daniel Becking , Heiner Kirchhoffer , Gerhard Tech , Paul Haase , Karsten Müller , Heiko Schwarz , Wojciech Samek

Diagnosis of bearing faults is paramount to reducing maintenance costs and operational breakdowns. Bearing faults are primary contributors to machine vibrations, and analyzing their signal morphology offers insights into their health…

Machine Learning · Computer Science 2026-01-21 Mohammad Al-Sa'd , Tuomas Jalonen , Serkan Kiranyaz , Moncef Gabbouj

Convolutional neural networks (CNNs) are widely used in computer vision. They can be used not only for conventional digital image material to recognize patterns, but also for feature extraction from digital imagery representing spectral and…

Sound · Computer Science 2025-09-16 Friedrich Wolf-Monheim

We introduce blueprint separable convolutions (BSConv) as highly efficient building blocks for CNNs. They are motivated by quantitative analyses of kernel properties from trained models, which show the dominance of correlations along the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Daniel Haase , Manuel Amthor

Convolution and cross-correlation are the basis of filtering and pattern or template matching in multimedia signal processing. We propose two throughput scaling options for any one-dimensional convolution kernel in programmable processors…

Multimedia · Computer Science 2012-01-17 Mohammad Ashraful Anam , Yiannis Andreopoulos

RGB-D semantic segmentation can be advanced with convolutional neural networks due to the availability of Depth data. Although objects cannot be easily discriminated by just the 2D appearance, with the local pixel difference and geometric…

Computer Vision and Pattern Recognition · Computer Science 2023-02-24 Jun Yang , Lizhi Bai , Yaoru Sun , Chunqi Tian , Maoyu Mao , Guorun Wang

Recent researches indicate that utilizing the frequency information of input data can enhance the performance of networks. However, the existing popular convolutional structure is not designed specifically for utilizing the frequency…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Zhaowen Li , Xu Zhao , Peigeng Ding , Zongxin Gao , Yuting Yang , Ming Tang , Jinqiao Wang