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Gaps, dropouts and short clips of corrupted audio are a common problem and particularly annoying when they occur in speech. This paper uses machine learning to regenerate gaps of up to 320ms in an audio speech signal. Audio regeneration is…

Sound · Computer Science 2023-05-11 Deniss Strods , Alan F. Smeaton

Recent advances in diffusion models have positioned them as powerful generative frameworks for speech synthesis, demonstrating substantial improvements in audio quality and stability. Nevertheless, their effectiveness in vocoders…

Sound · Computer Science 2025-12-01 Teysir Baoueb , Xiaoyu Bie , Mathieu Fontaine , Gaël Richard

In recent years, neural vocoders have surpassed classical speech generation approaches in naturalness and perceptual quality of the synthesized speech. Computationally heavy models like WaveNet and WaveGlow achieve best results, while…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-15 Ahmed Mustafa , Nicola Pia , Guillaume Fuchs

This work presents Adaptive Local-then-Global Merging (ALGM), a token reduction method for semantic segmentation networks that use plain Vision Transformers. ALGM merges tokens in two stages: (1) In the first network layer, it merges…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Narges Norouzi , Svetlana Orlova , Daan de Geus , Gijs Dubbelman

Learned speech representations can drastically improve performance on tasks with limited labeled data. However, due to their size and complexity, learned representations have limited utility in mobile settings where run-time performance can…

Sound · Computer Science 2022-12-20 Jacob Peplinski , Joel Shor , Sachin Joglekar , Jake Garrison , Shwetak Patel

Deploying Large Language Models (LLMs) in streaming applications such as multi-round dialogue, where long interactions are expected, is urgently needed but poses two major challenges. Firstly, during the decoding stage, caching previous…

Computation and Language · Computer Science 2024-04-09 Guangxuan Xiao , Yuandong Tian , Beidi Chen , Song Han , Mike Lewis

Depth-map is the key computation in computer vision and robotics. One of the most popular approach is via computation of disparity-map of images obtained from Stereo Camera. Semi Global Matching (SGM) method is a popular choice for good…

Computer Vision and Pattern Recognition · Computer Science 2020-07-08 Prathmesh Sawant , Yashwant Temburu , Mandar Datar , Imran Ahmed , Vinayak Shriniwas , Sachin Patkar

We present LatentAM, an online 3D Gaussian Splatting (3DGS) mapping framework that builds scalable latent feature maps from streaming RGB-D observations for open-vocabulary robotic perception. Instead of distilling high-dimensional…

Robotics · Computer Science 2026-02-16 Junwoon Lee , Yulun Tian

Large Language Models (LLMs) are becoming the backbone of modern cloud services, yet their inference costs are dominated by GPU energy. Unlike traditional GPU workloads, LLM inference has two stages with different characteristics: the…

Performance · Computer Science 2025-08-25 Qunyou Liu , Darong Huang , Marina Zapater , David Atienza

Vision-language models (VLMs) could power real-time assistants and autonomous agents, but they face a critical challenge: understanding near-infinite video streams without escalating latency and memory usage. Processing entire videos with…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Ruyi Xu , Guangxuan Xiao , Yukang Chen , Liuning He , Kelly Peng , Yao Lu , Song Han

The goal of this paper is to develop state-of-the-art models for lip reading -- visual speech recognition. We develop three architectures and compare their accuracy and training times: (i) a recurrent model using LSTMs; (ii) a fully…

Computer Vision and Pattern Recognition · Computer Science 2018-06-18 Triantafyllos Afouras , Joon Son Chung , Andrew Zisserman

Normally, a system that translates speech into text consists of separate modules for speech recognition and text-to-text translation. Combining those tasks into a SpeechLLM promises to exploit paralinguistic information in the speech and to…

Computation and Language · Computer Science 2026-05-15 Titouan Parcollet , Shucong Zhang , Xianrui Zheng , Rogier C. van Dalen

Pixel diffusion generates images directly in pixel space, avoiding the VAE artifacts and representational bottlenecks of two-stage latent diffusion. Recent JiT further simplifies pixel diffusion with x-prediction, where the model predicts…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Zehong Ma , Ruihan Xu , Shiliang Zhang

Non-contact facial video-based heart rate estimation using remote photoplethysmography (rPPG) has shown great potential in many applications (e.g., remote health care) and achieved creditable results in constrained scenarios. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-27 Jiaqi Kang , Su Yang , Weishan Zhang

We propose a novel architecture called MLP-SRGAN, which is a single-dimension Super Resolution Generative Adversarial Network (SRGAN) that utilizes Multi-Layer Perceptron Mixers (MLP-Mixers) along with convolutional layers to upsample in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-08 Samir Mitha , Seungho Choe , Pejman Jahbedar Maralani , Alan R. Moody , April Khademi

Dense, robust and real-time computation of depth information from stereo-camera systems is a computationally demanding requirement for robotics, advanced driver assistance systems (ADAS) and autonomous vehicles. Semi-Global Matching (SGM)…

Computer Vision and Pattern Recognition · Computer Science 2016-10-14 Daniel Hernandez-Juarez , Alejandro Chacón , Antonio Espinosa , David Vázquez , Juan Carlos Moure , Antonio Manuel López

The rise of Extended Reality (XR) requires efficient streaming of 3D online worlds, challenging current 3DGS representations to adapt to bandwidth-constrained environments. This paper proposes LapisGS, a layered 3DGS that supports adaptive…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Yuang Shi , Géraldine Morin , Simone Gasparini , Wei Tsang Ooi

The aim of this work is to investigate the impact of crossmodal self-supervised pre-training for speech reconstruction (video-to-audio) by leveraging the natural co-occurrence of audio and visual streams in videos. We propose LipSound2…

Sound · Computer Science 2022-09-13 Leyuan Qu , Cornelius Weber , Stefan Wermter

Geometrical acoustics is well suited for simulating room reverberation in interactive real-time applications. While the image source model (ISM) is exceptionally fast, the restriction to specular reflections impacts its perceptual…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-28 Stephan D. Ewert , Nico Gößling , Oliver Buttler , Steven van de Par , Hongmei Hu

The Large Language Model (LLM) is widely employed for tasks such as intelligent assistants, text summarization, translation, and multi-modality on mobile phones. However, the current methods for on-device LLM deployment maintain slow…

Computation and Language · Computer Science 2024-07-08 Luchang Li , Sheng Qian , Jie Lu , Lunxi Yuan , Rui Wang , Qin Xie