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Distributional semantic models learn vector representations of words through the contexts they occur in. Although the choice of context (which often takes the form of a sliding window) has a direct influence on the resulting embeddings, the…

计算与语言 · 计算机科学 2017-04-20 Pierre Lison , Andrey Kutuzov

Far-field speech processing is an important and challenging problem. In this paper, we propose \textit{deep ad-hoc beamforming}, a deep-learning-based multichannel speech enhancement framework based on ad-hoc microphone arrays, to address…

声音 · 计算机科学 2021-02-10 Xiao-Lei Zhang

Existing approaches to mapping-based cross-lingual word embeddings are based on the assumption that the source and target embedding spaces are structurally similar. The structures of embedding spaces largely depend on the co-occurrence…

计算与语言 · 计算机科学 2022-03-23 Ryokan Ri , Yoshimasa Tsuruoka

The machine recognition of speech spoken at a distance from the microphones, known as far-field automatic speech recognition (ASR), has received a significant increase of attention in science and industry, which caused or was caused by an…

音频与语音处理 · 电气工程与系统科学 2020-09-22 Reinhold Haeb-Umbach , Jahn Heymann , Lukas Drude , Shinji Watanabe , Marc Delcroix , Tomohiro Nakatani

The front-end module in multi-channel automatic speech recognition (ASR) systems mainly use microphone array techniques to produce enhanced signals in noisy conditions with reverberation and echos. Recently, neural network (NN) based…

声音 · 计算机科学 2020-11-19 Yuxiang Kong , Jian Wu , Quandong Wang , Peng Gao , Weiji Zhuang , Yujun Wang , Lei Xie

Feedforward Neural Network (FNN)-based language models estimate the probability of the next word based on the history of the last N words, whereas Recurrent Neural Networks (RNN) perform the same task based only on the last word and some…

计算与语言 · 计算机科学 2017-03-24 Youssef Oualil , Clayton Greenberg , Mittul Singh , Dietrich Klakow

Anticipating the future actions of a human is a widely studied problem in robotics that requires spatio-temporal reasoning. In this work we propose a deep learning approach for anticipation in sensory-rich robotics applications. We…

计算机视觉与模式识别 · 计算机科学 2015-09-17 Ashesh Jain , Avi Singh , Hema S Koppula , Shane Soh , Ashutosh Saxena

In this paper, we present an analysis of a DNN-based autoencoder for speech enhancement, dereverberation and denoising. The target application is a robust speaker recognition system. We started with augmenting the Fisher database with…

音频与语音处理 · 电气工程与系统科学 2018-11-08 Ondrej Novotny , Oldrich Plchot , Pavel Matejka , Ondrej Glembek

Context plays an important role in human language understanding, thus it may also be useful for machines learning vector representations of language. In this paper, we explore an asymmetric encoder-decoder structure for unsupervised…

神经与进化计算 · 计算机科学 2018-06-04 Shuai Tang , Hailin Jin , Chen Fang , Zhaowen Wang , Virginia R. de Sa

Indoor scene augmentation has become an emerging topic in the field of computer vision and graphics with applications in augmented and virtual reality. However, current state-of-the-art systems using deep neural networks require large…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Mohammad Keshavarzi , Flaviano Christian Reyes , Ritika Shrivastava , Oladapo Afolabi , Luisa Caldas , Allen Y. Yang

Understanding, predicting, and generating object motions and transformations is a core problem in artificial intelligence. Modeling sequences of evolving images may provide better representations and models of motion and may ultimately be…

计算机视觉与模式识别 · 计算机科学 2016-12-07 Arnab Ghosh , Viveka Kulharia , Amitabha Mukerjee , Vinay Namboodiri , Mohit Bansal

Automotive Cyber-Physical Systems (ACPS) have attracted a significant amount of interest in the past few decades, while one of the most critical operations in these systems is the perception of the environment. Deep learning and,…

计算机视觉与模式识别 · 计算机科学 2021-07-21 Stavros Nousias , Erion-Vasilis Pikoulis , Christos Mavrokefalidis , Aris S. Lalos

Indoor scene synthesis aims to automatically produce plausible, realistic and diverse 3D indoor scenes, especially given arbitrary user requirements. Recently, the promising generalization ability of pre-trained large language models (LLM)…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Weilin Sun , Xinran Li , Manyi Li , Kai Xu , Xiangxu Meng , Lei Meng

Contextual embeddings represent a new generation of semantic representations learned from Neural Language Modelling (NLM) that addresses the issue of meaning conflation hampering traditional word embeddings. In this work, we show that…

计算与语言 · 计算机科学 2019-06-25 Daniel Loureiro , Alipio Jorge

Scene classification is a fundamental task in interpretation of remote sensing images, and has become an active research topic in remote sensing community due to its important role in a wide range of applications. Over the past years,…

计算机视觉与模式识别 · 计算机科学 2018-06-05 Fan Hu , Gui-Song Xia , Wen Yang , Liangpei Zhang

Highway deep neural network (HDNN) is a type of depth-gated feedforward neural network, which has shown to be easier to train with more hidden layers and also generalise better compared to conventional plain deep neural networks (DNNs).…

计算与语言 · 计算机科学 2017-03-23 Liang Lu

The Neural Contextual Reinforcement Framework introduces an innovative approach to enhancing the logical coherence and structural consistency of text generated by large language models. Leveraging reinforcement learning principles, the…

计算与语言 · 计算机科学 2025-08-11 Marcus Irvin , William Cooper , Edward Hughes , Jessica Morgan , Christopher Hamilton

In automatic speech recognition (ASR), model pruning is a widely adopted technique that reduces model size and latency to deploy neural network models on edge devices with resource constraints. However, multiple models with different…

音频与语音处理 · 电气工程与系统科学 2021-02-09 Zhaofeng Wu , Ding Zhao , Qiao Liang , Jiahui Yu , Anmol Gulati , Ruoming Pang

Scene Classification has been addressed with numerous techniques in computer vision literature. However, with the increasing number of scene classes in datasets in the field, it has become difficult to achieve high accuracy in the context…

机器人学 · 计算机科学 2019-08-29 Bao Xin Chen , Raghavender Sahdev , Dekun Wu , Xing Zhao , Manos Papagelis , John K. Tsotsos

Generative adversarial networks have seen rapid development in recent years and have led to remarkable improvements in generative modelling of images. However, their application in the audio domain has received limited attention, and…