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Self-attention is key to the remarkable success of transformers in sequence modeling tasks including many applications in natural language processing and computer vision. Like neural network layers, these attention mechanisms are often…

机器学习 · 计算机科学 2024-06-21 Tan M. Nguyen , Tam Nguyen , Nhat Ho , Andrea L. Bertozzi , Richard G. Baraniuk , Stanley J. Osher

This paper introduces a convolutional recurrent network with attention for speech command recognition. Attention models are powerful tools to improve performance on natural language, image captioning and speech tasks. The proposed model…

音频与语音处理 · 电气工程与系统科学 2018-08-28 Douglas Coimbra de Andrade , Sabato Leo , Martin Loesener Da Silva Viana , Christoph Bernkopf

Accurately detecting lane lines in 3D space is crucial for autonomous driving. Existing methods usually first transform image-view features into bird-eye-view (BEV) by aid of inverse perspective mapping (IPM), and then detect lane lines…

计算机视觉与模式识别 · 计算机科学 2023-06-09 Ziye Chen , Kate Smith-Miles , Bo Du , Guoqi Qian , Mingming Gong

Convolutional neural networks (CNNs) have been shown to be state-of-the-art models for visual cortical neurons. Cortical neurons in the primary visual cortex are sensitive to contextual information mediated by extensive horizontal and…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Isaac Lin , Tianye Wang , Shang Gao , Shiming Tang , Tai Sing Lee

Self-attention has been a huge success for many downstream tasks in NLP, which led to exploration of applying self-attention to speech problems as well. The efficacy of self-attention in speech applications, however, seems not fully blown…

计算与语言 · 计算机科学 2019-10-03 Kyu J. Han , Ramon Prieto , Kaixing Wu , Tao Ma

Today, the acquisition of various behavioral log data has enabled deeper understanding of customer preferences and future behaviors in the marketing field. In particular, multimodal deep learning has achieved highly accurate predictions by…

计算工程、金融与科学 · 计算机科学 2024-05-14 Junichiro Niimi

For supervised speech enhancement, contextual information is important for accurate spectral mapping. However, commonly used deep neural networks (DNNs) are limited in capturing temporal contexts. To leverage long-term contexts for tracking…

音频与语音处理 · 电气工程与系统科学 2022-10-13 Xinmeng Xu , Jianjun Hao

This paper investigates deep learning techniques to predict transmit beamforming based on only historical channel data without current channel information in the multiuser multiple-input-single-output downlink. This will significantly…

信息论 · 计算机科学 2023-02-03 Juping Zhang , Gan Zheng , Yangyishi Zhang , Ioannis Krikidis , Kai-Kit Wong

In this paper, we propose 2D-Attention (2DA), a generic attention formulation for sequence data, which acts as a complementary computation block that can detect and focus on relevant sources of information for the given learning objective.…

机器学习 · 计算机科学 2020-05-26 Dat Thanh Tran , Nikolaos Passalis , Anastasios Tefas , Moncef Gabbouj , Alexandros Iosifidis

Transformer-based architectures for speaker verification typically require more training data than ECAPA-TDNN. Therefore, recent work has generally been trained on VoxCeleb1&2. We propose a backbone network based on self-attention, which…

声音 · 计算机科学 2024-05-31 Nian Li , Jianguo Wei

End-to-end (E2E) automatic speech recognition (ASR) with sequence-to-sequence models has gained attention because of its simple model training compared with conventional hidden Markov model based ASR. Recently, several studies report the…

音频与语音处理 · 电气工程与系统科学 2020-02-21 Yuya Fujita , Aswin Shanmugam Subramanian , Motoi Omachi , Shinji Watanabe

Recently, self-attention models such as Transformers have given competitive results compared to recurrent neural network systems in speech recognition. The key factor for the outstanding performance of self-attention models is their ability…

音频与语音处理 · 电气工程与系统科学 2020-05-29 Shucong Zhang , Erfan Loweimi , Peter Bell , Steve Renals

Convolutional neural networks have enabled major progresses in addressing pixel-level prediction tasks such as semantic segmentation, depth estimation, surface normal prediction and so on, benefiting from their powerful capabilities in…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Guanglei Yang , Paolo Rota , Xavier Alameda-Pineda , Dan Xu , Mingli Ding , Elisa Ricci

Transformer models typically calculate attention matrices using dot products, which have limitations when capturing nonlinear relationships between embedding vectors. We propose Neural Attention, a technique that replaces dot products with…

机器学习 · 计算机科学 2025-11-10 Andrew DiGiugno , Ausif Mahmood

Vision Transformers are very popular nowadays due to their state-of-the-art performance in several computer vision tasks, such as image classification and action recognition. Although their performance has been greatly enhanced through…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Dimitrios Konstantinidis , Ilias Papastratis , Kosmas Dimitropoulos , Petros Daras

Convolutional frontends are a typical choice for Transformer-based automatic speech recognition to preprocess the spectrogram, reduce its sequence length, and combine local information in time and frequency similarly. However, the width and…

音频与语音处理 · 电气工程与系统科学 2023-06-13 Belen Alastruey , Lukas Drude , Jahn Heymann , Simon Wiesler

Attention mechanisms in deep neural networks have achieved excellent performance on sequence-prediction tasks. Here, we show that these recently-proposed attention-based mechanisms---in particular, the Transformer with its parallelizable…

机器学习 · 计算机科学 2019-07-10 Zhengxuan Wu , Xiyu Zhang , Tan Zhi-Xuan , Jamil Zaki , Desmond C. Ong

This paper presents an experimental study on deep speaker embedding with an attention mechanism that has been found to be a powerful representation learning technique in speaker recognition. In this framework, an attention model works as a…

声音 · 计算机科学 2018-09-26 Qiongqiong Wang , Koji Okabe , Kong Aik Lee , Hitoshi Yamamoto , Takafumi Koshinaka

In recent years, channel attention mechanism has been widely investigated due to its great potential in improving the performance of deep convolutional neural networks (CNNs) in many vision tasks. However, in most of the existing methods,…

计算机视觉与模式识别 · 计算机科学 2022-06-02 Yue Zhao , Junzhou Chen , Zirui Zhang , Ronghui Zhang

Vision transformers have been applied successfully for image recognition tasks. There have been either multi-headed self-attention based (ViT \cite{dosovitskiy2020image}, DeIT, \cite{touvron2021training}) similar to the original work in…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Badri N. Patro , Vinay P. Namboodiri , Vijay Srinivas Agneeswaran