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In this work, we consider one-shot imitation learning for object rearrangement tasks, where an AI agent needs to watch a single expert demonstration and learn to perform the same task in different environments. To achieve a strong…

机器学习 · 计算机科学 2022-11-29 Aviv Netanyahu , Tianmin Shu , Joshua Tenenbaum , Pulkit Agrawal

Deep neural networks have significantly improved the performance of low-level vision tasks but also increased the difficulty of interpretability. A deep understanding of deep models is beneficial for both network design and practical…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Jinfan Hu , Jinjin Gu , Shiyao Yu , Fanghua Yu , Zheyuan Li , Zhiyuan You , Chaochao Lu , Chao Dong

Class activation mapping (CAM) is a widely adopted class of saliency methods used to explain the behavior of convolutional neural networks (CNNs). These methods generate heatmaps that highlight the parts of the input most relevant to the…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Alejandro Luque-Cerpa , Elizabeth Polgreen , Ajitha Rajan , Hazem Torfah

Searching for accurate Machine and Deep Learning models is a computationally expensive and awfully energivorous process. A strategy which has been gaining recently importance to drastically reduce computational time and energy consumed is…

机器学习 · 计算机科学 2020-06-26 Antonio Candelieri , Riccardo Perego , Francesco Archetti

In this paper, we propose a data-free method of extracting Impressions of each class from the classifier's memory. The Deep Learning regime empowers classifiers to extract distinct patterns (or features) of a given class from training data,…

计算机视觉与模式识别 · 计算机科学 2020-08-03 Sravanti Addepalli , Dipesh Tamboli , R. Venkatesh Babu , Biplab Banerjee

Deep model-based reinforcement learning methods offer a conceptually simple approach to the decision-making and control problem: use learning for the purpose of estimating an approximate dynamics model, and offload the rest of the work to…

机器学习 · 计算机科学 2023-07-13 Michael Janner

Most recent methods of deep image enhancement can be generally classified into two types: decompose-and-enhance and illumination estimation-centric. The former is usually less efficient, and the latter is constrained by a strong assumption…

计算机视觉与模式识别 · 计算机科学 2023-04-06 Xiaomeng Wu , Yongqing Sun , Akisato Kimura

Learning continually from a stream of non-i.i.d. data is an open challenge in deep learning, even more so when working in resource-constrained environments such as embedded devices. Visual models that are continually updated through…

人工智能 · 计算机科学 2025-07-30 Clea Rebillard , Julio Hurtado , Andrii Krutsylo , Lucia Passaro , Vincenzo Lomonaco

Open-vocabulary panoptic reconstruction is essential for advanced robotics perception and simulation. However, existing methods based on 3D Gaussian Splatting (3DGS) often struggle to simultaneously achieve geometric accuracy, coherent…

机器人学 · 计算机科学 2026-04-14 Xuan Yu , Yuxuan Xie , Changjian Jiang , Shichao Zhai , Rong Xiong , Yu Zhang , Yue Wang

The robustness of visual navigation policies trained through imitation often hinges on the augmentation of the training image-action pairs. Traditionally, this has been done by collecting data from multiple cameras, by using standard data…

计算机视觉与模式识别 · 计算机科学 2021-10-18 Dhruv Sharma , Alihusein Kuwajerwala , Florian Shkurti

The Global Change Analysis Model (GCAM) simulates complex interactions between the coupled Earth and human systems, providing valuable insights into the co-evolution of land, water, and energy sectors under different future scenarios.…

3D Gaussian Splatting (3DGS) is a recent approach for scene rendering. Although primarily designed for view synthesis, its potential for scene understanding tasks remains underexplored. In this work, we conduct a comparative evaluation of…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Julia Farganus , Krzysztof Żurawicki , Arkadiusz Gaweł , Weronika Jakubowska , Halina Kwaśnicka

We propose a deep learning clustering method that exploits dense features from a segmentation network for emphysema subtyping from computed tomography (CT) scans. Using dense features enables high-resolution visualization of image regions…

图像与视频处理 · 电气工程与系统科学 2021-06-03 Weiyi Xie , Colin Jacobs , Bram van Ginneken

We introduce Adaptive Guided Upsampling (AGU), an efficient method for upscaling low-light images capable of optimizing multiple image quality characteristics at the same time, such as reducing noise and increasing sharpness. It is based on…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Angela Vivian Dcosta , Chunbo Song , Rafael Radkowski

Successful visual navigation depends upon capturing images that contain sufficient useful information. In this letter, we explore a data-driven approach to account for environmental lighting changes, improving the quality of images for use…

机器人学 · 计算机科学 2022-07-12 Justin Tomasi , Brandon Wagstaff , Steven L. Waslander , Jonathan Kelly

Despite their black-box nature, deep learning models are extensively used in image-based drug discovery to extract feature vectors from single cells in microscopy images. To better understand how these networks perform representation…

图像与视频处理 · 电气工程与系统科学 2024-03-27 Vivek Gopalakrishnan , Jingzhe Ma , Zhiyong Xie

Compared with expensive pixel-wise annotations, image-level labels make it possible to learn semantic segmentation in a weakly-supervised manner. Within this pipeline, the class activation map (CAM) is obtained and further processed to…

计算机视觉与模式识别 · 计算机科学 2022-01-06 Jiawei Liu , Jing Zhang , Yicong Hong , Nick Barnes

Global sensitivity analysis of complex numerical simulators is often limited by the small number of model evaluations that can be afforded. In such settings, surrogate models built from a limited set of simulations can substantially reduce…

机器学习 · 统计学 2026-01-21 Guerlain Lambert , Céline Helbert , Claire Lauvernet

Annotating data for supervised learning can be costly. When the annotation budget is limited, active learning can be used to select and annotate those observations that are likely to give the most gain in model performance. We propose an…

机器学习 · 统计学 2024-08-19 Amanda Olmin , Jakob Lindqvist , Lennart Svensson , Fredrik Lindsten

The paper introduces a methodology for visualizing on a dimension reduced subspace the classification structure and the geometric characteristics induced by an estimated Gaussian mixture model for discriminant analysis. In particular, we…

统计方法学 · 统计学 2015-08-10 Luca Scrucca