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Biological systems perceive the world by simultaneously processing high-dimensional inputs from modalities as diverse as vision, audition, touch, proprioception, etc. The perception models used in deep learning on the other hand are…

计算机视觉与模式识别 · 计算机科学 2021-06-24 Andrew Jaegle , Felix Gimeno , Andrew Brock , Andrew Zisserman , Oriol Vinyals , Joao Carreira

In this report, we provide a comparative analysis of different techniques for user intent classification towards the task of app recommendation. We analyse the performance of different models and architectures for multi-label classification…

人工智能 · 计算机科学 2017-06-21 Arjun Bhardwaj , Alexander Rudnicky

Discovering shapelets -- i.e., discriminative temporal patterns within time series -- has been widely studied to address the inherent complexity of time-series classification (TSC) and to make model decision-making processes more…

机器学习 · 计算机科学 2026-05-20 Seongjun Lee , Seokhyun Lee , Changhee Lee

This paper presents a deep learning system applied for detecting anomalies from respiratory sound recordings. Initially, our system begins with audio feature extraction using Gammatone and Continuous Wavelet transformation. This step aims…

声音 · 计算机科学 2023-06-21 Dat Ngo , Lam Pham , Huy Phan , Minh Tran , Delaram Jarchi , Sefki Kolozali

Deep neural networks demonstrate to have a high performance on image classification tasks while being more difficult to train. Due to the complexity and vanishing gradient problem, it normally takes a lot of time and more computational…

计算机视觉与模式识别 · 计算机科学 2018-05-02 Mohammad Sadegh Ebrahimi , Hossein Karkeh Abadi

A novel framework, called InterGridNet, is introduced, leveraging a shallow RawNet model for geolocation classification of Electric Network Frequency (ENF) signatures in the SP Cup 2016 dataset. During data preparation, recordings are…

In this paper, we present an end-to-end approach for environmental sound classification based on a 1D Convolution Neural Network (CNN) that learns a representation directly from the audio signal. Several convolutional layers are used to…

声音 · 计算机科学 2019-04-22 Sajjad Abdoli , Patrick Cardinal , Alessandro Lameiras Koerich

This paper presents a novel method for classifying radio frequency (RF) devices from their transmission signals. Given a collection of signals from identical devices, we accurately classify both the distance of the transmission and the…

信号处理 · 电气工程与系统科学 2020-10-13 Ryan M. Dreifuerst , Andrew Graff , Sidharth Kumar , Clive Unger , Dylan Bray

Interpreting spectropolarimetric observations of the solar atmosphere takes much longer than the acquiring the data. The most important reason for this is that the model fitting, or "inversion", used to infer physical quantities from the…

太阳与恒星天体物理 · 物理学 2020-12-16 Ivan Milic , Ricardo Gafeira

Determining the material category of a surface from an image is a demanding task in perception that is drawing increasing attention. Following the recent remarkable results achieved for image classification and object detection utilising…

计算机视觉与模式识别 · 计算机科学 2017-03-17 Grigorios Kalliatakis , Georgios Stamatiadis , Shoaib Ehsan , Ales Leonardis , Juergen Gall , Anca Sticlaru , Klaus D. McDonald-Maier

Convolutional Neural Networks (CNNs) have proven very effective in image classification and show promise for audio. We use various CNN architectures to classify the soundtracks of a dataset of 70M training videos (5.24 million hours) with…

The amount of available Earth observation data has increased dramatically in the recent years. Efficiently making use of the entire body information is a current challenge in remote sensing and demands for light-weight problem-agnostic…

机器学习 · 计算机科学 2020-10-26 Marc Rußwurm , Marco Körner

One unique property of time series is that the temporal relations are largely preserved after downsampling into two sub-sequences. By taking advantage of this property, we propose a novel neural network architecture that conducts sample…

机器学习 · 计算机科学 2022-10-14 Minhao Liu , Ailing Zeng , Muxi Chen , Zhijian Xu , Qiuxia Lai , Lingna Ma , Qiang Xu

This paper proposes a neural network architecture and training scheme to learn the start and end time of sound events (strong labels) in an audio recording given just the list of sound events existing in the audio without time information…

声音 · 计算机科学 2017-10-10 Sharath Adavanne , Tuomas Virtanen

This paper presents a comparison of various deep learning models such as Exception, Resnet-50, and Inception V3 for the classification and prediction of hand hygiene gestures, which were recorded in accordance with the World Health…

计算机视觉与模式识别 · 计算机科学 2021-11-04 Rashmi Bakshi

Detecting structure in noisy time series is a difficult task. One intuitive feature is the notion of trend. From theoretical hints and using simulated time series, we empirically investigate the efficiency of standard recurrent neural…

机器学习 · 计算机科学 2021-10-22 Alexandre Miot , Gilles Drigout

Image classification has become one of the main tasks in the field of computer vision technologies. In this context, a recent algorithm called CapsNet that implements an approach based on activity vectors and dynamic routing between…

计算机视觉与模式识别 · 计算机科学 2018-05-30 Rinat Mukhometzianov , Juan Carrillo

Acoustic recognition has emerged as a prominent task in deep learning research, frequently utilizing spectral feature extraction techniques such as the spectrogram from the Short-Time Fourier Transform and the scalogram from the Wavelet…

音频与语音处理 · 电气工程与系统科学 2025-12-01 Dang Thoai Phan

This paper presents an efficient implementation of the Wavenet generation process called Fast Wavenet. Compared to a naive implementation that has complexity O(2^L) (L denotes the number of layers in the network), our proposed approach…

We introduce a two-layer wavelet scattering network, for object classification. This scattering transform computes a spatial wavelet transform on the first layer and a new joint wavelet transform along spatial, angular and scale variables…

计算机视觉与模式识别 · 计算机科学 2014-03-11 Edouard Oyallon , Stéphane Mallat , Laurent Sifre