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Active sensing and planning in unknown, cluttered environments is an open challenge for robots intending to provide home service, search and rescue, narrow-passage inspection, and medical assistance. Although many active sensing methods…

机器人学 · 计算机科学 2022-08-25 Hanwen Ren , Ahmed H. Qureshi

Efficient exploration remains a central challenge in reinforcement learning, serving as a useful pretraining objective for data collection, particularly when an external reward function is unavailable. A principled formulation of the…

机器学习 · 计算机科学 2026-03-16 Jacob Adamczyk , Adam Kamoski , Rahul V. Kulkarni

Segmentation is essential for medical image analysis tasks such as intervention planning, therapy guidance, diagnosis, treatment decisions. Deep learning is becoming increasingly prominent for segmentation, where the lack of annotations,…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Firat Ozdemir , Zixuan Peng , Christine Tanner , Philipp Fuernstahl , Orcun Goksel

In this work we consider partially observable environments with sparse rewards. We present a self-supervised representation learning method for image-based observations, which arranges embeddings respecting temporal distance of…

机器学习 · 计算机科学 2020-10-07 Aleksandr Ermolov , Nicu Sebe

Active learning strategies respond to the costly labelling task in a supervised classification by selecting the most useful unlabelled examples in training a predictive model. Many conventional active learning algorithms focus on refining…

机器学习 · 计算机科学 2014-08-12 Djallel Bouneffouf

Active perception is a fundamental skill that enables us humans to deal with uncertainty in our inherently partially observable environment. For senses such as touch, where the information is sparse and local, active perception becomes…

机器人学 · 计算机科学 2026-05-12 Tim Schneider , Cristiana de Farias , Roberto Calandra , Liming Chen , Jan Peters

Given an image, we would like to learn to detect objects belonging to particular object categories. Common object detection methods train on large annotated datasets which are annotated in terms of bounding boxes that contain the object of…

计算机视觉与模式识别 · 计算机科学 2016-11-30 Soumya Roy , Vinay P. Namboodiri , Arijit Biswas

Vision-Language-Action (VLA) models integrate visual perception, language understanding, and action decision-making for cross-modal semantic alignment, exhibiting broad application potential. However, the joint processing of…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Chuhang Liu , Yayun He , Zuheng Kang , Xiaoyang Qu , Jianzong Wang

Active learning is commonly used to train label-efficient models by adaptively selecting the most informative queries. However, most active learning strategies are designed to either learn a representation of the data (e.g., embedding or…

机器学习 · 计算机科学 2022-02-07 Namrata Nadagouda , Austin Xu , Mark A. Davenport

Active perception approaches select future viewpoints by using some estimate of the information gain. An inaccurate estimate can be detrimental in critical situations, e.g., locating a person in distress. However the true information gained…

机器人学 · 计算机科学 2026-04-17 Siming He , Yuezhan Tao , Igor Spasojevic , Vijay Kumar , Pratik Chaudhari

We study the problem active sequential hypothesis testing, also known as pure exploration: given a new task, the learner adaptively collects data from the environment to efficiently determine an underlying correct hypothesis. A classical…

机器学习 · 计算机科学 2026-03-03 Alessio Russo , Ryan Welch , Aldo Pacchiano

This paper investigates whether learning contingency-awareness and controllable aspects of an environment can lead to better exploration in reinforcement learning. To investigate this question, we consider an instantiation of this…

机器学习 · 计算机科学 2019-03-05 Jongwook Choi , Yijie Guo , Marcin Moczulski , Junhyuk Oh , Neal Wu , Mohammad Norouzi , Honglak Lee

Recent advancements in learning algorithms have demonstrated that the sharpness of the loss surface is an effective measure for improving the generalization gap. Building upon this concept, Sharpness-Aware Minimization (SAM) was proposed to…

机器学习 · 计算机科学 2024-06-21 Tanapat Ratchatorn , Masayuki Tanaka

Active perception and foveal vision are the foundations of the human visual system. While foveal vision reduces the amount of information to process during a gaze fixation, active perception will change the gaze direction to the most…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Alexandre M. F. Dias , Luís Simões , Plinio Moreno , Alexandre Bernardino

Tactile exploration plays a crucial role in understanding object structures for fundamental robotics tasks such as grasping and manipulation. However, efficiently exploring such objects using tactile sensors is challenging, primarily due to…

We discuss the problem in which an autonomous vehicle must classify an object based on multiple views. We focus on the active classification setting, where the vehicle controls which views to select to best perform the classification. The…

机器人学 · 计算机科学 2011-06-30 Geoffrey A. Hollinger , Urbashi Mitra , Gaurav S. Sukhatme

Robotic navigation concerns the task in which a robot should be able to find a safe and feasible path and traverse between two points in a complex environment. We approach the problem of robotic navigation using reinforcement learning and…

机器人学 · 计算机科学 2019-06-18 Muhammad Usama , Dong Eui Chang

Active perception has been employed in many domains, particularly in the field of robotics. The idea of active perception is to utilize the input data to predict the next action that can help robots to improve their performance. The main…

机器人学 · 计算机科学 2021-09-08 Elijah S. Lee

Visual exploration and smart data collection via autonomous vehicles is an attractive topic in various disciplines. Disturbances like wind significantly influence both the power consumption of the flying robots and the performance of the…

信号处理 · 电气工程与系统科学 2021-01-27 Amir Niaraki , Jeremy Roghair , Ali Jannesari

We investigate attention as the active pursuit of useful information. This contrasts with attention as a mechanism for the attenuation of irrelevant information. We also consider the role of short-term memory, whose use is critical to any…

机器学习 · 计算机科学 2015-11-02 Philip Bachman , David Krueger , Doina Precup