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We present an accurate and GPU-accelerated Stereo Visual SLAM design called Jetson-SLAM. It exhibits frame-processing rates above 60FPS on NVIDIA's low-powered 10W Jetson-NX embedded computer and above 200FPS on desktop-grade 200W GPUs,…

机器人学 · 计算机科学 2024-10-08 Ashish Kumar , Jaesik Park , Laxmidhar Behera

Conventional per-title encoding schemes strive to optimize encoding resolutions to deliver the utmost perceptual quality for each bitrate ladder representation. Nevertheless, maintaining encoding time within an acceptable threshold is…

多媒体 · 计算机科学 2024-02-07 Vignesh V Menon , Prajit T Rajendran , Amritha Premkumar , Benjamin Bross , Detlev Marpe

We propose an efficient batching strategy for variable-length decoding on GPU architectures. During decoding, when candidates terminate or are pruned according to heuristics, our streaming approach periodically "refills" the batch before…

计算与语言 · 计算机科学 2021-08-17 Kevin Yang , Violet Yao , John DeNero , Dan Klein

Automatic Speech Recognition (ASR) has seen remarkable progress, with models like OpenAI Whisper and NVIDIA Canary achieving state-of-the-art (SOTA) performance in offline transcription. However, these models are not designed for streaming…

计算与语言 · 计算机科学 2026-04-07 Tomer Krichli , Bhiksha Raj , Joseph Keshet

End-to-end automatic speech recognition has become the dominant paradigm in both academia and industry. To enhance recognition performance, the Weighted Finite-State Transducer (WFST) is widely adopted to integrate acoustic and language…

声音 · 计算机科学 2026-01-05 Zhuoran Zhuang , Ye Chen , Chao Luo , Tian-Hao Zhang , Xuewei Zhang , Jian Ma , Jiatong Shi , Wei Zhang

Deploying high-quality automatic speech recognition (ASR) on edge devices requires models that jointly optimize accuracy, latency, and memory footprint while operating entirely on CPU without GPU acceleration. We conduct a systematic…

人工智能 · 计算机科学 2026-04-21 Nenad Banfic , David Fan , Kunal Vaishnavi , Sam Kemp , Sunghoon Choi , Rui Ren , Sayan Shaw , Meng Tang

We introduce LAST, a LAttice-based Speech Transducer library in JAX. With an emphasis on flexibility, ease-of-use, and scalability, LAST implements differentiable weighted finite state automaton (WFSA) algorithms needed for training \&…

计算与语言 · 计算机科学 2023-04-27 Ke Wu , Ehsan Variani , Tom Bagby , Michael Riley

Autoencoders are unsupervised neural networks that are used to process and compress input data and then reconstruct the data back to the original data size. This allows autoencoders to be used for different processing applications such as…

机器学习 · 计算机科学 2023-01-18 Murat Isik , Matthew Oldland , Lifeng Zhou

Recent years have witnessed impressive progress in super-resolution (SR) processing. However, its real-time inference requirement sets a challenge not only for the model design but also for the on-chip implementation. In this paper, we…

硬件体系结构 · 计算机科学 2023-04-04 Wenqian Zhao , Qi Sun , Yang Bai , Wenbo Li , Haisheng Zheng , Bei Yu , Martin D. F. Wong

Parsing is essential for a wide range of use cases, such as stream processing, bulk loading, and in-situ querying of raw data. Yet, the compute-intense step often constitutes a major bottleneck in the data ingestion pipeline, since parsing…

数据库 · 计算机科学 2020-04-16 Elias Stehle , Hans-Arno Jacobsen

Cost of serving large language models (LLM) is high, but the expensive and scarce GPUs are poorly efficient when generating tokens sequentially, unless the batch of sequences is enlarged. However, the batch size is limited by some…

分布式、并行与集群计算 · 计算机科学 2024-03-19 Jiaao He , Jidong Zhai

In this paper we present an optimized parallel implementation of a flexible MAP decoder for synchronization error correcting codes, supporting a very wide range of code sizes and channel conditions. On mid-range GPUs we demonstrate decoding…

分布式、并行与集群计算 · 计算机科学 2018-02-26 Johann A. Briffa

Traditional wireless communications rely solely on bit-level channel coding for error correction, without exploiting the inherent linguistic structure of the data source. This paper proposes a large language model (LLM) Viterbi decoder that…

信息论 · 计算机科学 2026-04-22 Zhengtong Li , Chentao Yue , Jiafu Hao , Branka Vucetic , Yonghui Li

Fast, scalable decoding architectures that operate in a block-wise parallel fashion across space and time are essential for real-time fault-tolerant quantum computing. We introduce a scalable AI-based pre-decoder for the surface code that…

量子物理 · 物理学 2026-04-15 Christopher Chamberland , Jan Olle , Muyuan Li , Scott Thornton , Igor Baratta

Speculative decoding has emerged as a powerful method to improve latency and throughput in hosting large language models. However, most existing implementations focus on generating a single sequence. Real-world generative AI applications…

We introduce a framework for automatic differentiation with weighted finite-state transducers (WFSTs) allowing them to be used dynamically at training time. Through the separation of graphs from operations on graphs, this framework enables…

机器学习 · 计算机科学 2020-10-05 Awni Hannun , Vineel Pratap , Jacob Kahn , Wei-Ning Hsu

We introduce asynchronous dynamic decoder, which adopts an efficient A* algorithm to incorporate big language models in the one-pass decoding for large vocabulary continuous speech recognition. Unlike standard one-pass decoding with…

声音 · 计算机科学 2021-03-17 Hang Lv , Zhehuai Chen , Hainan Xu , Daniel Povey , Lei Xie , Sanjeev Khudanpur

We propose a two-layer cache mechanism to speed up dynamic WFST decoding with personalized language models. The first layer is a public cache that stores most of the static part of the graph. This is shared globally among all users. A…

计算与语言 · 计算机科学 2019-10-24 Jun Liu , Jiedan Zhu , Vishal Kathuria , Fuchun Peng

Quantum error correction allows inherently noisy quantum devices to emulate an ideal quantum computer with reasonable resource overhead. As a crucial component, decoding architectures have received significant attention recently. In this…

量子物理 · 物理学 2025-09-05 Kai Zhang , Jubo Xu , Fang Zhang , Linghang Kong , Zhengfeng Ji , Jianxin Chen

While Model Predictive Control (MPC) delivers strong performance across robotics applications, solving the underlying (batches of) nonlinear trajectory optimization (TO) problems online remains computationally demanding. Existing…

机器人学 · 计算机科学 2026-05-11 Alexander Du , Emre Adabag , Gabriel Bravo-Palacios , Brian Plancher