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Weakly-supervised salient object detection (WSOD) aims to develop saliency models using image-level annotations. Despite of the success of previous works, explorations on an effective training strategy for the saliency network and accurate…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Yongri Piao , Jian Wang , Miao Zhang , Zhengxuan Ma , Huchuan Lu

Weakly supervised learning is a popular approach for training machine learning models in low-resource settings. Instead of requesting high-quality yet costly human annotations, it allows training models with noisy annotations obtained from…

计算与语言 · 计算机科学 2023-09-19 Dawei Zhu , Xiaoyu Shen , Marius Mosbach , Andreas Stephan , Dietrich Klakow

We propose a learning-based system for enabling quadrupedal robots to manipulate large, heavy objects using their whole body. Our system is based on a hierarchical control strategy that uses the deep latent variable embedding which captures…

机器人学 · 计算机科学 2023-09-07 Seunghun Jeon , Moonkyu Jung , Suyoung Choi , Beomjoon Kim , Jemin Hwangbo

Tool use is essential for enabling robots to perform complex real-world tasks, but learning such skills requires extensive datasets. While teleoperation is widely used, it is slow, delay-sensitive, and poorly suited for dynamic tasks. In…

机器人学 · 计算机科学 2025-09-16 Haonan Chen , Cheng Zhu , Shuijing Liu , Yunzhu Li , Katherine Driggs-Campbell

In a Human-in-the-Loop paradigm, a robotic agent is able to act mostly autonomously in solving a task, but can request help from an external expert when needed. However, knowing when to request such assistance is critical: too few requests…

The availability of labelled data is one of the main limitations in machine learning. We can alleviate this using weak supervision: a framework that uses expert-defined rules $\boldsymbol{\lambda}$ to estimate probabilistic labels…

机器学习 · 计算机科学 2021-05-03 Samantha Biegel , Rafah El-Khatib , Luiz Otavio Vilas Boas Oliveira , Max Baak , Nanne Aben

Tactile perception is essential for real-world manipulation tasks, yet the high cost and fragility of tactile sensors can limit their practicality. In this work, we explore BeadSight (a low-cost, open-source tactile sensor) alongside a…

机器人学 · 计算机科学 2025-03-14 Selam Gano , Abraham George , Amir Barati Farimani

Cognitive cooperative assistance in robot-assisted surgery holds the potential to increase quality of care in minimally invasive interventions. Automation of surgical tasks promises to reduce the mental exertion and fatigue of surgeons. In…

How can "weak teacher models" such as average human annotators or existing AI systems, effectively supervise LLMs to improve performance on hard reasoning tasks, especially those that challenge and requires expertise or daily practice from…

机器学习 · 计算机科学 2025-02-26 Xuan He , Da Yin , Nanyun Peng

Robotic manipulation has made significant advancements, with systems demonstrating high precision and repeatability. However, this remarkable precision often fails to translate into efficient manipulation of thin deformable objects. Current…

机器人学 · 计算机科学 2025-07-09 Chao Zhao , Chunli Jiang , Lifan Luo , Shuai Yuan , Qifeng Chen , Hongyu Yu

Building assistive interfaces for controlling robots through arbitrary, high-dimensional, noisy inputs (e.g., webcam images of eye gaze) can be challenging, especially when it involves inferring the user's desired action in the absence of a…

机器人学 · 计算机科学 2022-02-08 Sean Chen , Jensen Gao , Siddharth Reddy , Glen Berseth , Anca D. Dragan , Sergey Levine

In this letter, we present an approach for learning in-hand manipulation skills with a low-cost, underactuated prosthetic hand in the presence of irreversible events. Our approach combines reinforcement learning based on visual perception…

机器人学 · 计算机科学 2019-11-21 Pietro Falco , Abdallah Attawia , Matteo Saveriano , Dongheui Lee

Robots are increasingly being deployed not only in workplaces but also in households. Effectively execute of manipulation tasks by robots relies on variable impedance control with contact forces. Furthermore, robots should possess adaptive…

机器人学 · 计算机科学 2024-07-30 Yu Zhang , Long Cheng , Xiuze Xia , Haoyu Zhang

Kinematic trajectories recorded from surgical robots contain information about surgical gestures and potentially encode cues about surgeon's skill levels. Automatic segmentation of these trajectories into meaningful action units could help…

机器人学 · 计算机科学 2019-07-26 Beatrice van Amsterdam , Hirenkumar Nakawala , Elena De Momi , Danail Stoyanov

By learning Variable Impedance Control policy, robot assistants can intelligently adapt their manipulation compliance to ensure both safe interaction and proper task completion when operating in human-robot interaction environments. In this…

机器人学 · 计算机科学 2021-12-28 Yan Zhang , Fei Zhao , Zhiwei Liao

Soft robots are increasingly used in healthcare, especially for assistive care, due to their inherent safety and adaptability. Controlling soft robots is challenging due to their nonlinear dynamics and the presence of time delays,…

机器人学 · 计算机科学 2025-04-18 Adrià Mompó Alepuz , Dimitrios Papageorgiou , Silvia Tolu

Human hands play a central role in interacting with other people and objects. For realistic replication of such hand motions, high-fidelity hand meshes have to be reconstructed. In this study, we firstly propose DeepHandMesh, a…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Gyeongsik Moon , Takaaki Shiratori , Kyoung Mu Lee

Haptic feedback is essential for humans to successfully perform complex and delicate manipulation tasks. A recent rise in tactile sensors has enabled robots to leverage the sense of touch and expand their capability drastically. However,…

机器人学 · 计算机科学 2024-03-26 Martina Lippi , Michael C. Welle , Maciej K. Wozniak , Andrea Gasparri , Danica Kragic

Handling non-rigid objects using robot hands necessities a framework that does not only incorporate human-level dexterity and cognition but also the multi-sensory information and system dynamics for robust and fine interactions. In this…

机器人学 · 计算机科学 2021-09-16 Sunny Katyara , Nikhil Deshpande , Fanny Ficuciello , Fei Chen , Bruno Siciliano , Darwin G. Caldwell

Teleoperation of high-precision manipulation is con-strained by tight success tolerances and complex contact dy-namics, which make impending failures difficult for human operators to anticipate under partial observability. This paper…

机器人学 · 计算机科学 2026-02-03 Peng Zhou , Zhongxuan Li , Jinsong Wu , Jiaming Qi , Jun Hu , David Navarro-Alarcon , Jia Pan , Lihua Xie , Shiyao Zhang , Zeqing Zhang