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Studying tongue motion during speech using ultrasound is a standard procedure, but automatic ultrasound image labelling remains a challenge, as standard tongue shape extraction methods typically require human intervention. This article…

Computer Vision and Pattern Recognition · Computer Science 2016-05-20 Aurore Jaumard-Hakoun , Kele Xu , Pierre Roussel-Ragot , Gérard Dreyfus , Bruce Denby

For speech research, ultrasound tongue imaging provides a non-invasive means for visualizing tongue position and movement during articulation. Extracting tongue contours from ultrasound images is a basic step in analyzing ultrasound data…

Image and Video Processing · Electrical Eng. & Systems 2019-07-25 Jian Zhu , Will Styler , Ian Calloway

One usage of medical ultrasound imaging is to visualize and characterize human tongue shape and motion during a real-time speech to study healthy or impaired speech production. Due to the low-contrast characteristic and noisy nature of…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 M. Hamed Mozaffari , Won-Sook Lee

Ultrasound imaging is safe, relatively affordable, and capable of real-time performance. One application of this technology is to visualize and to characterize human tongue shape and motion during a real-time speech to study healthy or…

Image and Video Processing · Electrical Eng. & Systems 2019-12-09 M. Hamed Mozaffari , Won-Sook Lee

Acoustic articulatory inversion is a major processing challenge, with a wide range of applications from speech synthesis to feedback systems for language learning and rehabilitation. In recent years, deep learning methods have been applied…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-13 Sofiane Azzouz , Pierre-André Vuissoz , Yves Laprie

B-mode ultrasound tongue imaging is widely used in the speech production field. However, efficient interpretation is in a great need for the tongue image sequences. Inspired by the recent success of unsupervised deep learning approach, we…

Image and Video Processing · Electrical Eng. & Systems 2019-03-05 Bo Li , Kele Xu , Dawei Feng , Haibo Mi , Huaimin Wang , Jian Zhu

Medical ultrasound technology is widely used in routine clinical applications such as disease diagnosis and treatment as well as other applications like real-time monitoring of human tongue shapes and motions as visual feedback in second…

Machine Learning · Computer Science 2019-12-09 M. Hamed Mozaffari , Won-Sook Lee

The progress of deep convolutional neural networks has been successfully exploited in various real-time computer vision tasks such as image classification and segmentation. Owing to the development of computational units, availability of…

Image and Video Processing · Electrical Eng. & Systems 2020-04-21 M. Hamed Mozaffari , Md. Aminur Rab Ratul , Won-Sook Lee

We present a multilinear statistical model of the human tongue that captures anatomical and tongue pose related shape variations separately. The model is derived from 3D magnetic resonance imaging data of 11 speakers sustaining speech…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Alexander Hewer , Stefanie Wuhrer , Ingmar Steiner , Korin Richmond

This article describes a contour-based 3D tongue deformation visualization framework using B-mode ultrasound image sequences. A robust, automatic tracking algorithm characterizes tongue motion via a contour, which is then used to drive a…

Computer Vision and Pattern Recognition · Computer Science 2016-05-20 Kele Xu , Yin Yang , Clémence Leboullenger , Pierre Roussel , Bruce Denby

Ultrasound tongue imaging (UTI) is a non-invasive and cost-effective tool for studying speech articulation, motor control, and related disorders. However, real-time tongue contour segmentation remains challenging due to low signal-to-noise…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Alisher Myrgyyassov , Zhen Song , Yu Sun , Bruce Xiao Wang , Min Ney Wong , Yongping Zheng

The study proposes and tests a technique for automated emotion recognition through mouth detection via Convolutional Neural Networks (CNN), meant to be applied for supporting people with health disorders with communication skills issues…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Giulio Biondi , Valentina Franzoni , Osvaldo Gervasi , Damiano Perri

Brain extraction or whole brain segmentation is an important first step in many of the neuroimage analysis pipelines. The accuracy and robustness of brain extraction, therefore, is crucial for the accuracy of the entire brain analysis…

Computer Vision and Pattern Recognition · Computer Science 2017-06-21 Seyed Sadegh Mohseni Salehi , Deniz Erdogmus , Ali Gholipour

Ultrasound tongue imaging is widely used for speech production research, and it has attracted increasing attention as its potential applications seem to be evident in many different fields, such as the visual biofeedback tool for second…

Computer Vision and Pattern Recognition · Computer Science 2021-01-28 Kele Xu , Tamas Gábor Csapó , Ming Feng

Clipping, as a current nonlinear distortion, often occurs due to the limited dynamic range of audio recorders. It degrades the speech quality and intelligibility and adversely affects the performances of speech and speaker recognitions. In…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-29 Hamidreza Baradaran Kashani , Ata Jodeiri , Mohammad Mohsen Goodarzi , Shabnam Gholamdokht Firooz

Today, gastric cancer is one of the diseases which affected many people's life. Early detection and accuracy are the main and crucial challenges in finding this kind of cancer. In this paper, a method to increase the accuracy of the…

Neural and Evolutionary Computing · Computer Science 2020-11-20 Elham Gholami , Seyed Reza Kamel Tabbakh , Maryam Kheirabadi

Automated discourse analysis tools based on Natural Language Processing (NLP) aiming at the diagnosis of language-impairing dementias generally extract several textual metrics of narrative transcripts. However, the absence of sentence…

Computation and Language · Computer Science 2017-08-17 Marcos Vinícius Treviso , Christopher Shulby , Sandra Maria Aluísio

We proposed a convolutional neural network for vertex classification on 3-dimensional dental meshes, and used it to detect teeth margins. An expanding layer was constructed to collect statistic values of neighbor vertex features and compute…

Computer Vision and Pattern Recognition · Computer Science 2021-07-08 Hu Chen , Hong Li , Bifu Hu , Kenan Ma , Yuchun Sun

Artificial intelligence (AI) technology is increasingly used for digital orthodontics, but one of the challenges is to automatically and accurately detect tooth landmarks and axes. This is partly because of sophisticated geometric…

Image and Video Processing · Electrical Eng. & Systems 2021-11-10 Guangshun Wei , Zhiming Cui , Jie Zhu , Lei Yang , Yuanfeng Zhou , Pradeep Singh , Min Gu , Wenping Wang

Silent Speech Interfaces aim to reconstruct the acoustic signal from a sequence of ultrasound tongue images that records the articulatory movement. The extraction of information about the tongue movement requires us to efficiently process…

Human-Computer Interaction · Computer Science 2022-06-28 Amin Honarmandi Shandiz , Laszlo Toth
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