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Unsupervised semantic segmentation aims to discover groupings within and across images that capture object and view-invariance of a category without external supervision. Grouping naturally has levels of granularity, creating ambiguity in…

计算机视觉与模式识别 · 计算机科学 2022-04-26 Tsung-Wei Ke , Jyh-Jing Hwang , Yunhui Guo , Xudong Wang , Stella X. Yu

Architectures for sparse hierarchical representation learning have recently been proposed for graph-structured data, but so far assume the absence of edge features in the graph. We close this gap and propose a method to pool graphs with…

How do neural language models acquire a language's structure when trained for next-token prediction? We address this question by deriving theoretical scaling laws for neural network performance on synthetic datasets generated by the Random…

机器学习 · 计算机科学 2025-05-13 Francesco Cagnetta , Alessandro Favero , Antonio Sclocchi , Matthieu Wyart

This paper develops a multi-task learning framework that attempts to incorporate the image structure knowledge to assist image inpainting, which is not well explored in previous works. The primary idea is to train a shared generator to…

计算机视觉与模式识别 · 计算机科学 2020-02-13 Jie Yang , Zhiquan Qi , Yong Shi

Inferring the graph structure from observed data is a key task in graph machine learning to capture the intrinsic relationship between data entities. While significant advancements have been made in learning the structure of homogeneous…

机器学习 · 计算机科学 2025-03-13 Keyue Jiang , Bohan Tang , Xiaowen Dong , Laura Toni

Transformer-based language models are effective but complex, and understanding their inner workings and reasoning mechanisms is a significant challenge. Previous research has primarily explored how these models handle simple tasks like name…

计算与语言 · 计算机科学 2025-05-20 Zeyuan Allen-Zhu , Yuanzhi Li

This paper investigates one of the most fundamental computer vision problems: image segmentation. We propose a supervised hierarchical approach to object-independent image segmentation. Starting with over-segmenting superpixels, we use a…

计算机视觉与模式识别 · 计算机科学 2016-08-16 Ting Liu , Mojtaba Seyedhosseini , Tolga Tasdizen

We present a generative model of images that explicitly reasons over the set of objects they show. Our model learns a structured latent representation that separates objects from each other and from the background; unlike prior works, it…

机器学习 · 计算机科学 2020-04-03 Titas Anciukevicius , Christoph H. Lampert , Paul Henderson

Image recognition tasks that involve identifying parts of an object or the contents of a vessel can be viewed as a hierarchical problem, which can be solved by initial recognition of the main object, followed by recognition of its parts or…

计算机视觉与模式识别 · 计算机科学 2017-10-17 Sagi Eppel

Discovering relational structure between input features in sequence labeling models has shown to improve their accuracy in several problem settings. However, the search space of relational features is exponential in the number of basic…

机器学习 · 计算机科学 2017-05-09 Naveen Nair , Ajay Nagesh , Ganesh Ramakrishnan

In this work, we propose to learn a generative model using both learned features (through a latent space) and memories (through neighbors). Although human learning makes seamless use of both learned perceptual features and instance recall,…

机器学习 · 统计学 2019-11-21 Yang Li , Tianxiang Gao , Junier B. Oliva

We propose a hierarchically structured reinforcement learning approach to address the challenges of planning for generating coherent multi-sentence stories for the visual storytelling task. Within our framework, the task of generating a…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Qiuyuan Huang , Zhe Gan , Asli Celikyilmaz , Dapeng Wu , Jianfeng Wang , Xiaodong He

A graphical model is a statistical model that is associated to a graph whose nodes correspond to variables of interest. The edges of the graph reflect allowed conditional dependencies among the variables. Graphical models admit…

统计方法学 · 统计学 2016-06-09 Mathias Drton , Marloes H. Maathuis

In this paper, we propose an approach to learn hierarchical features for visual object tracking. First, we offline learn features robust to diverse motion patterns from auxiliary video sequences. The hierarchical features are learned via a…

计算机视觉与模式识别 · 计算机科学 2015-11-26 Li Wang , Ting Liu , Gang Wang , Kap Luk Chan , Qingxiong Yang

Graph learning from data represents a canonical problem that has received substantial attention in the literature. However, insufficient work has been done in incorporating prior structural knowledge onto the learning of underlying…

机器学习 · 统计学 2019-04-23 Sandeep Kumar , Jiaxi Ying , José Vinícius de M. Cardoso , Daniel Palomar

A variety of real-world tasks involve the classification of images into pre-determined categories. Designing image classification algorithms that exhibit robustness to acquisition noise and image distortions, particularly when the available…

机器学习 · 统计学 2016-03-10 Umamahesh Srinivas

Generating images from a single sample, as a newly developing branch of image synthesis, has attracted extensive attention. In this paper, we formulate this problem as sampling from the conditional distribution of a single image, and…

计算机视觉与模式识别 · 计算机科学 2022-01-07 ZiCheng Zhang , CongYing Han , TianDe Guo

Recent advances in generative modeling, namely Diffusion models, have revolutionized generative modeling, enabling high-quality image generation tailored to user needs. This paper proposes a framework for the generative design of structural…

In the compressive learning theory, instead of solving a statistical learning problem from the input data, a so-called sketch is computed from the data prior to learning. The sketch has to capture enough information to solve the problem…

机器学习 · 统计学 2019-10-23 Michael P. Sheehan , Antoine Gonon , Mike E. Davies

We are interested in building collaborative filtering models for recommendation systems where users interact with slates instead of individual items. These slates can be hierarchical in nature. The central idea of our approach is to learn…

信息检索 · 计算机科学 2020-10-15 Ehtsham Elahi , Ashok Chandrashekar