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Most phoneme recognition state-of-the-art systems rely on a classical neural network classifiers, fed with highly tuned features, such as MFCC or PLP features. Recent advances in ``deep learning'' approaches questioned such systems, but…

Machine Learning · Computer Science 2013-12-10 Dimitri Palaz , Ronan Collobert , Mathew Magimai. -Doss

Reading text in the wild is a challenging task in the field of computer vision. Existing approaches mainly adopted Connectionist Temporal Classification (CTC) or Attention models based on Recurrent Neural Network (RNN), which is…

Computer Vision and Pattern Recognition · Computer Science 2017-09-14 Yunze Gao , Yingying Chen , Jinqiao Wang , Hanqing Lu

This paper proposes an approach to detect emotion from human speech employing majority voting technique over several machine learning techniques. The contribution of this work is in two folds: firstly it selects those features of speech…

Sound · Computer Science 2018-07-12 Md. Kamruzzaman Sarker , Kazi Md. Rokibul Alam , Md. Arifuzzaman

Early detection and treatment of depression is essential in promoting remission, preventing relapse, and reducing the emotional burden of the disease. Current diagnoses are primarily subjective, inconsistent across professionals, and…

Machine Learning · Computer Science 2020-02-03 Karol Chlasta , Krzysztof Wołk , Izabela Krejtz

Neural network applications generally benefit from larger-sized models, but for current speech enhancement models, larger scale networks often suffer from decreased robustness to the variety of real-world use cases beyond what is…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-12 Umut Isik , Ritwik Giri , Neerad Phansalkar , Jean-Marc Valin , Karim Helwani , Arvindh Krishnaswamy

In this paper, we address the task of natural language object retrieval, to localize a target object within a given image based on a natural language query of the object. Natural language object retrieval differs from text-based image…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Ronghang Hu , Huazhe Xu , Marcus Rohrbach , Jiashi Feng , Kate Saenko , Trevor Darrell

Single-channel speech enhancement approaches do not always improve automatic recognition rates in the presence of noise, because they can introduce distortions unhelpful for recognition. Following a trend towards end-to-end training of…

Sound · Computer Science 2021-12-14 Peter Plantinga , Deblin Bagchi , Eric Fosler-Lussier

Fine-grained visual classification (FGVC) aims to distinguish the sub-classes of the same category and its essential solution is to mine the subtle and discriminative regions. Convolution neural networks (CNNs), which employ the cross…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Siqing Zhang , Ruoyi Du , Dongliang Chang , Zhanyu Ma , Jun Guo

Learning algorithms for natural language processing (NLP) tasks traditionally rely on manually defined relevant contextual features. On the other hand, neural network models using an only distributional representation of words have been…

Computation and Language · Computer Science 2017-11-30 Kushal Chawla , Sunil Kumar Sahu , Ashish Anand

Visually-grounded spoken language datasets can enable models to learn cross-modal correspondences with very weak supervision. However, modern audio-visual datasets contain biases that undermine the real-world performance of models trained…

Computation and Language · Computer Science 2021-10-15 Ian Palmer , Andrew Rouditchenko , Andrei Barbu , Boris Katz , James Glass

The seven basic facial expression classifications are a basic way to express complex human emotions and are an important part of artificial intelligence research. Based on the traditional Bayesian neural network framework, the ResNet18_BNN…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Yuan Tai , Yihua Tan , Wei Gong , Hailan Huang

Environmental sound classification (ESC) is a challenging problem due to the complexity of sounds. The ESC performance is heavily dependent on the effectiveness of representative features extracted from the environmental sounds. However,…

Sound · Computer Science 2019-07-05 Zhichao Zhang , Shugong Xu , Tianhao Qiao , Shunqing Zhang , Shan Cao

The audio-video based multimodal emotion recognition has attracted a lot of attention due to its robust performance. Most of the existing methods focus on proposing different cross-modal fusion strategies. However, these strategies…

Computer Vision and Pattern Recognition · Computer Science 2021-11-04 Ziwang Fu , Feng Liu , Hanyang Wang , Jiayin Qi , Xiangling Fu , Aimin Zhou , Zhibin Li

In recent years, emotion detection in text has become more popular due to its vast potential applications in marketing, political science, psychology, human-computer interaction, artificial intelligence, etc. In this work, we argue that…

Computation and Language · Computer Science 2019-07-23 Armin Seyeditabari , Narges Tabari , Shafie Gholizadeh , Wlodek Zadrozny

In this research, an emotion recognition system is developed based on valence/arousal model using electroencephalography (EEG) signals. EEG signals are decomposed into the gamma, beta, alpha and theta frequency bands using discrete wavelet…

Machine Learning · Computer Science 2019-06-04 Omid Bazgir , Zeynab Mohammadi , Seyed Amir Hassan Habibi

Inspired by speech recognition, recent state-of-the-art algorithms mostly consider scene text recognition as a sequence prediction problem. Though achieving excellent performance, these methods usually neglect an important fact that text in…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Minghui Liao , Jian Zhang , Zhaoyi Wan , Fengming Xie , Jiajun Liang , Pengyuan Lyu , Cong Yao , Xiang Bai

While there have been significant advances in detecting emotions from speech and image recognition, emotion detection on text is still under-explored and remained as an active research field. This paper introduces a corpus for text-based…

Computation and Language · Computer Science 2017-08-16 Sayyed M. Zahiri , Jinho D. Choi

Convolutional neural networks (CNNs) with residual links (ResNets) and causal dilated convolutional units have been the network of choice for deep learning approaches to speech enhancement. While residual links improve gradient flow during…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-02 Mohammad Nikzad , Aaron Nicolson , Yongsheng Gao , Jun Zhou , Kuldip K. Paliwal , Fanhua Shang

In this paper we propose a fusion approach to continuous emotion recognition that combines visual and auditory modalities in their representation spaces to predict the arousal and valence levels. The proposed approach employs a pre-trained…

Machine Learning · Computer Science 2019-06-26 Juan D. S. Ortega , Patrick Cardinal , Alessandro L. Koerich

In this paper, the multi-task learning of lightweight convolutional neural networks is studied for face identification and classification of facial attributes (age, gender, ethnicity) trained on cropped faces without margins. The necessity…

Computer Vision and Pattern Recognition · Computer Science 2021-10-28 Andrey V. Savchenko