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Recent applications employ publish/subscribe (Pub/Sub) systems so that publishers can easily receive attentions of customers and subscribers can monitor useful information generated by publishers. Due to the prevalence of smart devices and…

数据库 · 计算机科学 2021-02-11 Shohei Tsuruoka , Daichi Amagata , Shunya Nishio , Takahiro Hara

As connected and autonomous driving technologies advance, vehicles increasingly rely on data from external sensors. Although this information can enhance state estimation, processing all available streams imposes significant communication…

系统与控制 · 电气工程与系统科学 2026-05-19 Jehyeop Han , Minhee Kang , Alessandro Colombo , Marcello Farina , Heejin Ahn

Detecting occurrences of keywords with keyword spotting (KWS) systems requires thresholding continuous detection scores. Selecting appropriate thresholds is a non-trivial task, typically relying on optimizing performance on a validation…

音频与语音处理 · 电气工程与系统科学 2026-01-23 Kevin Wilkinghoff , Alessia Cornaggia-Urrigshardt , Zheng-Hua Tan

Online planning in Markov Decision Processes (MDPs) enables agents to make sequential decisions by simulating future trajectories from the current state, making it well-suited for large-scale or dynamic environments. Sample-based methods…

人工智能 · 计算机科学 2025-09-22 Tamir Shazman , Idan Lev-Yehudi , Ron Benchetit , Vadim Indelman

Semidefinite programming (SDP) is a powerful tool for tackling a wide range of computationally hard problems such as clustering. Despite the high accuracy, semidefinite programs are often too slow in practice with poor scalability on large…

机器学习 · 统计学 2022-02-10 Yubo Zhuang , Xiaohui Chen , Yun Yang

Keyword spotting (KWS) is a key enabling technology for hands-free interaction in embedded and IoT devices, where stringent memory and energy constraints challenge the deployment of AI-enabeld devices. In this work, we systematically…

Keyword spotting (KWS) is essential for voice-driven applications, demanding both accuracy and efficiency. Traditional ASR-based KWS methods, such as greedy and beam search, explore the entire search space without explicitly prioritizing…

音频与语音处理 · 电气工程与系统科学 2025-07-01 Yu Xi , Haoyu Li , Xiaoyu Gu , Yidi Jiang , Kai Yu

Streaming video understanding with large vision-language models (VLMs) requires a compact memory that can support future reasoning over an ever-growing visual history. A common solution is to compress the key-value (KV) cache, but existing…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Ailar Mahdizadeh , Puria Azadi , Muchen Li , Xiangteng He , Leonid Sigal

Keyword spotting (KWS) constitutes a major component of human-technology interfaces. Maximizing the detection accuracy at a low false alarm (FA) rate, while minimizing the footprint size, latency and complexity are the goals for KWS.…

计算与语言 · 计算机科学 2017-07-06 Sercan O. Arik , Markus Kliegl , Rewon Child , Joel Hestness , Andrew Gibiansky , Chris Fougner , Ryan Prenger , Adam Coates

Pushdown systems (PDSs) and recursive state machines (RSMs), which are linearly equivalent, are standard models for interprocedural analysis. Yet RSMs are more convenient as they (a) explicitly model function calls and returns, and (b)…

编程语言 · 计算机科学 2020-01-13 Krishnendu Chatterjee , Bernhard Kragl , Samarth Mishra , Andreas Pavlogiannis

While traditional data-management systems focus on evaluating single, ad-hoc queries over static data sets in a centralized setting, several emerging applications require (possibly, continuous) answers to queries on dynamic data that is…

数据库 · 计算机科学 2015-03-20 Odysseas Papapetrou , Minos Garofalakis , Antonios Deligiannakis

Recent works on knowledge base question answering (KBQA) retrieve subgraphs for easier reasoning. A desired subgraph is crucial as a small one may exclude the answer but a large one might introduce more noises. However, the existing…

计算与语言 · 计算机科学 2022-07-28 Jing Zhang , Xiaokang Zhang , Jifan Yu , Jian Tang , Jie Tang , Cuiping Li , Hong Chen

Keyword spotting (KWS) is one of the speech recognition tasks most sensitive to the quality of the feature representation. However, the research on KWS has traditionally focused on new model topologies, putting little emphasis on other…

音频与语音处理 · 电气工程与系统科学 2024-07-08 Douglas Baptista de Souza , Khaled Jamal Bakri , Fernanda Ferreira , Juliana Inacio

Despite the impressive progress of self-supervised learning (SSL), its applicability to low-compute networks has received limited attention. Reported performance has trailed behind standard supervised pre-training by a large margin, barring…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Fuwen Tan , Fatemeh Saleh , Brais Martinez

Keyword Spotting (KWS) from speech signals is widely applied to perform fully hands-free speech recognition. The KWS network is designed as a small-footprint model so it can continuously be active. Recent efforts have explored dynamic…

音频与语音处理 · 电气工程与系统科学 2023-12-25 Donghyeon Kim , Kyungdeuk Ko , Jeonggi Kwak , David K. Han , Hanseok Ko

Keyword Spotting (KWS) is essential in edge computing requiring rapid and energy-efficient responses. Spiking Neural Networks (SNNs) are well-suited for KWS for their efficiency and temporal capacity for speech. To further reduce the…

声音 · 计算机科学 2024-06-19 Zeyang Song , Qianhui Liu , Qu Yang , Yizhou Peng , Haizhou Li

We present Semantic WordRank (SWR), an unsupervised method for generating an extractive summary of a single document. Built on a weighted word graph with semantic and co-occurrence edges, SWR scores sentences using an…

计算与语言 · 计算机科学 2018-09-14 Hao Zhang , Jie Wang

Key generation is a promising technique to establish symmetric keys between resource-constrained legitimate users. However, key generation suffers from low secret key rate (SKR) in harsh environments where channel randomness is limited. To…

信息论 · 计算机科学 2022-08-02 Tianyu Lu , Liquan Chen , Junqing Zhang , Chen Chen , Aiqun Hu

Wireless sensor networks (WSNs) are emerging as an effective means for environment monitoring. This paper investigates a strategy for energy efficient monitoring in WSNs that partitions the sensors into covers, and then activates the covers…

数据结构与算法 · 计算机科学 2007-05-23 Zoe Abrams , Ashish Goel , Serge Plotkin

Given a large graph, the densest-subgraph problem asks to find a subgraph with maximum average degree. When considering the top-$k$ version of this problem, a na\"ive solution is to iteratively find the densest subgraph and remove it in…

数据结构与算法 · 计算机科学 2017-08-30 Muhammad Anis Uddin Nasir , Aristides Gionis , Gianmarco De Francisci Morales , Sarunas Girdzijauskas