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Some of the threats in the dynamic environment include the unpredictability of the motion of objects and interferences to the robotic grasp. In such conditions the traditional supervised and reinforcement learning approaches are ill suited…

机器人学 · 计算机科学 2024-10-18 Ankit Shaw

Medical ultrasound imaging relies heavily on high-quality signal processing to provide reliable and interpretable image reconstructions. Conventionally, reconstruction algorithms where derived from physical principles. These algorithms rely…

信号处理 · 电气工程与系统科学 2023-09-21 Ben Luijten , Nishith Chennakeshava , Yonina C. Eldar , Massimo Mischi , Ruud J. G. van Sloun

Traditionally, ultrasound skill assessment has relied on expert supervision and feedback, a process known for its subjectivity and time-intensive nature. Previous works on quantitative and automated skill assessment have predominantly…

计算机视觉与模式识别 · 计算机科学 2026-01-01 Yipei Wang , Qianye Yang , Lior Drukker , Aris T. Papageorghiou , Yipeng Hu , J. Alison Noble

Although deep reinforcement learning (DRL) algorithms have made important achievements in many control tasks, they still suffer from the problems of sample inefficiency and unstable training process, which are usually caused by sparse…

机器人学 · 计算机科学 2020-02-28 Ke Lin , Liang Gong , Xudong Li , Te Sun , Binhao Chen , Chengliang Liu , Zhengfeng Zhang , Jian Pu , Junping Zhang

Ultrasound (US) imaging is commonly used to assist in the diagnosis and interventions of spine diseases, while the standardized US acquisitions performed by manually operating the probe require substantial experience and training of…

机器人学 · 计算机科学 2024-10-28 Keyu Li , Yangxin Xu , Jian Wang , Dong Ni , Li Liu , Max Q. -H. Meng

AI-powered Medical Imaging has recently achieved enormous attention due to its ability to provide fast-paced healthcare diagnoses. However, it usually suffers from a lack of high-quality datasets due to high annotation cost, inter-observer…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Ajay Jaiswal , Kumar Ashutosh , Justin F Rousseau , Yifan Peng , Zhangyang Wang , Ying Ding

Recent advancements in robotics, control, and machine learning have facilitated progress in the challenging area of object manipulation. These advancements include, among others, the use of deep neural networks to represent dynamics that…

机器人学 · 计算机科学 2025-02-17 Tristan Shah , Noam Smilovich , Feruza Amirkulova , Samer Gerges , Stas Tiomkin

The sequential nature of decision-making in financial asset trading aligns naturally with the reinforcement learning (RL) framework, making RL a common approach in this domain. However, the low signal-to-noise ratio in financial markets…

机器学习 · 计算机科学 2024-11-14 Sven Goluža , Tomislav Kovačević , Stjepan Begušić , Zvonko Kostanjčar

Recent research in speaker verification has increasingly focused on achieving robust and reliable recognition under challenging channel conditions and noisy environments. Identifying speakers in radio communications is particularly…

声音 · 计算机科学 2024-06-18 Wenhao Yang , Jianguo Wei , Wenhuan Lu , Lei Li , Xugang Lu

Learning from Demonstration (LfD) is a framework that allows lay users to easily program robots. However, the efficiency of robot learning and the robot's ability to generalize to task variations hinges upon the quality and quantity of the…

Reinforcement Learning (RL) is a well-established framework for sequential decision-making in complex environments. However, state-of-the-art Deep RL (DRL) algorithms typically require large training datasets and often struggle to…

人工智能 · 计算机科学 2026-04-13 Celeste Veronese , Alessandro Farinelli , Daniele Meli

Collaborative robots must effectively communicate their internal state to humans to enable a smooth interaction. Nonverbal communication is widely used to communicate information during human-robot interaction, however, such methods may…

机器人学 · 计算机科学 2024-05-01 Liam Roy , Dana Kulic , Elizabeth Croft

As a subfield of machine learning, reinforcement learning (RL) aims at empowering one's capabilities in behavioural decision making by using interaction experience with the world and an evaluative feedback. Unlike traditional supervised…

机器学习 · 计算机科学 2020-04-27 Chao Yu , Jiming Liu , Shamim Nemati

In recent times, Reinforcement learning (RL) has been widely applied to many challenging tasks. However, in order to perform well, it requires access to a good reward function which is often sparse or manually engineered with scope for…

机器学习 · 计算机科学 2024-09-25 Yuxuan Li , Srijita Das , Matthew E. Taylor

Robot navigation is a task where reinforcement learning approaches are still unable to compete with traditional path planning. State-of-the-art methods differ in small ways, and do not all provide reproducible, openly available…

机器人学 · 计算机科学 2020-12-09 Daniel Dugas , Juan Nieto , Roland Siegwart , Jen Jen Chung

The market for domestic robots made to perform household chores is growing as these robots relieve people of everyday responsibilities. Domestic robots are generally welcomed for their role in easing human labor, in contrast to industrial…

机器人学 · 计算机科学 2024-05-30 Arpita Soni , Sujatha Alla , Suresh Dodda , Hemanth Volikatla

Deep reinforcement learning (DRL) has been proven its efficiency in capturing users' dynamic interests in recent literature. However, training a DRL agent is challenging, because of the sparse environment in recommender systems (RS), DRL…

信息检索 · 计算机科学 2022-09-20 Xiaocong Chen , Siyu Wang , Lina Yao , Lianyong Qi , Yong Li

There is a growing literature demonstrating the feasibility of using Radio Frequency (RF) signals to enable key computer vision tasks in the presence of occlusions and poor lighting. It leverages that RF signals traverse walls and…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Tianhong Li , Lijie Fan , Yuan Yuan , Dina Katabi

This work introduces the first framework for reconstructing surgical dialogue from unstructured real-world recordings, which is crucial for characterizing teaching tasks. In surgical training, the formative verbal feedback that trainers…

音频与语音处理 · 电气工程与系统科学 2024-12-03 Firdavs Nasriddinov , Rafal Kocielnik , Arushi Gupta , Cherine Yang , Elyssa Wong , Anima Anandkumar , Andrew Hung

We propose a novel deep-learning framework for super-resolution ultrasound images and videos in terms of spatial resolution and line reconstruction. We up-sample the acquired low-resolution image through a vision-based interpolation method;…

计算机视觉与模式识别 · 计算机科学 2023-05-03 Simone Cammarasana , Paolo Nicolardi , Giuseppe Patanè