English
Related papers

Related papers: Online Segmented Beamforming via Dynamic Programmi…

200 papers

The escalating use of Unmanned Aerial Vehicles (UAVs) as remote sensing platforms has garnered considerable attention, proving invaluable for ground object recognition. While satellite remote sensing images face limitations in resolution…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Vlatko Spasev , Ivica Dimitrovski , Ivan Chorbev , Ivan Kitanovski

Passive acoustic mapping (PAM) is a promising tool for monitoring acoustic cavitation activities in the applications of ultrasound therapy. Data-adaptive beamformers for PAM have better image quality compared to the time exposure acoustics…

Artificial Intelligence · Computer Science 2024-12-04 Yi Zeng , Jinwei Li , Hui Zhu , Shukuan Lu , Jianfeng Li , Xiran Cai

In millimeter wave (mmWave) communication systems, beamforming with large antenna arrays is critical to overcome high path losses. Separating all-digital beamforming into analog and digital stages can provide the large reduction in power…

Information Theory · Computer Science 2019-09-24 Junmo Sung , Brian L. Evans

Interactive segmentation is a promising strategy for building robust, generalisable algorithms for volumetric medical image segmentation. However, inconsistent and clinically unrealistic evaluation hinders fair comparison and misrepresents…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Parhom Esmaeili , Virginia Fernandez , Pedro Borges , Eli Gibson , Sebastien Ourselin , M. Jorge Cardoso

Achieving optimal semantic segmentation with frame-based vision sensors poses significant challenges for real-time systems like UAVs and self-driving cars, which require rapid and precise processing. Traditional frame-based methods often…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 D. Hareb , J. Martinet , B. Miramond

This work presents blind constrained constant modulus (CCM) adaptive algorithms based on the set-membership filtering (SMF) concept and incorporates dynamic bounds {for interference suppression} applications. We develop stochastic gradient…

Information Theory · Computer Science 2015-06-12 Rodrigo C. de Lamare , Paulo S. R. Diniz

Real-time forecasting from streaming data poses critical challenges: handling non-stationary dynamics, operating under strict computational limits, and adapting rapidly without catastrophic forgetting. However, many existing approaches face…

Machine Learning · Computer Science 2025-10-20 Christopher Salazar , Krithika Manohar , Ashis G. Banerjee

Camera-equipped unmanned vehicles (UVs) have received a lot of attention in data collection for construction monitoring applications. To develop an autonomous platform, the UV should be able to process multiple modules (e.g.,…

Robotics · Computer Science 2019-01-28 Khashayar Asadi , Pengyu Chen , Kevin Han , Tianfu Wu , Edgar Lobaton

Quantum sensing exploits non-classical effects to overcome limitations of classical sensors, with applications ranging from gravitational-wave detection to nanoscale imaging. However, practical quantum sensors built on noisy…

Quantum Physics · Physics 2025-05-30 Ivana Nikoloska , Hamdi Joudeh , Ruud van Sloun , Osvaldo Simeone

As network deployments become denser, interference arises as a dominant performance degradation factor. To confront with this trend, Long Term Evolution (LTE) incorporated features aiming at enabling cooperation among different base…

Information Theory · Computer Science 2017-01-24 George C. Alexandropoulos , Paul Ferrand , Constantinos B. Papadias

The sample matrix inversion (SMI) beamformer implements Capon's minimum variance distortionless (MVDR) beamforming using the sample covariance matrix (SCM). In a snapshot limited environment, the SCM is poorly conditioned resulting in a…

Signal Processing · Electrical Eng. & Systems 2018-10-31 Saurav R Tuladhar , John R Buck

Segmented models are widely used to describe non-stationary sequential data with discrete change points. Their estimation usually requires solving a mixed discrete-continuous optimization problem, where the segmentation is the discrete part…

Machine Learning · Computer Science 2021-01-19 Erik Scharwächter , Jonathan Lennartz , Emmanuel Müller

In this article we focus on dynamic network data which describe interactions among a fixed population through time. We model this data using the latent space framework, in which the probability of a connection forming is expressed as a…

Methodology · Statistics 2021-12-21 Kathryn Turnbull , Christopher Nemeth , Matthew Nunes , Tyler McCormick

Traditional transformer-based semantic segmentation relies on quantized embeddings. However, our analysis reveals that autoencoder accuracy on segmentation mask using quantized embeddings (e.g. VQ-VAE) is 8% lower than continuous-valued…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Masud Ahmed , Zahid Hasan , Syed Arefinul Haque , Abu Zaher Md Faridee , Sanjay Purushotham , Suya You , Nirmalya Roy

Analyzing sequential data is crucial in many domains, particularly due to the abundance of data collected from the Internet of Things paradigm. Time series classification, the task of categorizing sequential data, has gained prominence,…

Machine Learning · Computer Science 2024-06-21 Venkata Ragavendra Vavilthota , Ranjith Ramanathan , Sathyanarayanan N. Aakur

Speech emotion recognition is crucial to human-computer interaction. The temporal regions that represent different emotions scatter in different parts of the speech locally. Moreover, the temporal scales of important information may vary…

Sound · Computer Science 2023-03-06 Shuaiqi Chen , Xiaofen Xing , Weibin Zhang , Weidong Chen , Xiangmin Xu

Minimum Variance Distortionless Response (MVDR) is a classical adaptive beamformer that theoretically ensures the distortionless transmission of signals in the target direction, which makes it popular in real applications. Its noise…

Sound · Computer Science 2024-09-16 Jinglin Bai , Hao Li , Xueliang Zhang , Fei Chen

The widespread adoption of autonomous systems such as drones and assistant robots has created a need for real-time high-quality semantic scene segmentation. In this paper, we propose an efficient yet robust technique for on-the-fly dense…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Quang-Hieu Pham , Binh-Son Hua , Duc Thanh Nguyen , Sai-Kit Yeung

Computer vision and machine learning tools offer an exciting new way for automatically analyzing and categorizing information from complex computer simulations. Here we design an ensemble machine learning framework that can independently…

Computer Vision and Pattern Recognition · Computer Science 2021-09-06 Maarja Bussov , Joonas Nättilä

Instance segmentation of planar regions in indoor scenes benefits visual SLAM and other applications such as augmented reality (AR) where scene understanding is required. Existing methods built upon two-stage frameworks show satisfactory…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Yaxu Xie , Jason Rambach , Fangwen Shu , Didier Stricker
‹ Prev 1 3 4 5 6 7 10 Next ›