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Representation learning is the dominant technique for unsupervised domain adaptation, but existing approaches often require the specification of "pivot features" that generalize across domains, which are selected by task-specific…

计算与语言 · 计算机科学 2015-04-17 Yi Yang , Jacob Eisenstein

Recently, cross domain transfer has been applied for unsupervised image restoration tasks. However, directly applying existing frameworks would lead to domain-shift problems in translated images due to lack of effective supervision.…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Wenchao Du , Hu Chen , Hongyu Yang

Unsupervised approaches for learning representations invariant to common transformations are used quite often for object recognition. Learning invariances makes models more robust and practical to use in real-world scenarios. Since data…

机器学习 · 计算机科学 2024-02-27 Gauri Gupta , Ritvik Kapila , Keshav Gupta , Ramesh Raskar

Shape information is crucial for human perception and cognition, and should therefore also play a role in cognitive AI systems. We employ the interdisciplinary framework of conceptual spaces, which proposes a geometric representation of…

机器学习 · 计算机科学 2021-11-17 Lucas Bechberger , Kai-Uwe Kühnberger

Domain generalization (DG) aims to help models trained on a set of source domains generalize better on unseen target domains. The performances of current DG methods largely rely on sufficient labeled data, which are usually costly or…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Xingxuan Zhang , Linjun Zhou , Renzhe Xu , Peng Cui , Zheyan Shen , Haoxin Liu

Unsupervised and self-supervised learning approaches have become a crucial tool to learn representations for downstream prediction tasks. While these approaches are widely used in practice and achieve impressive empirical gains, their…

机器学习 · 计算机科学 2020-10-23 Siddhant Garg , Yingyu Liang

With the rapid development of deep learning methods, there have been many breakthroughs in the field of text classification. Models developed for this task have been shown to achieve high accuracy. However, most of these models are trained…

机器学习 · 计算机科学 2024-09-24 Yuxuan Hu , Chenwei Zhang , Min Yang , Xiaodan Liang , Chengming Li , Xiping Hu

Model generalization capacity at domain shift (e.g., various imaging protocols and scanners) is crucial for deep learning methods in real-world clinical deployment. This paper tackles the challenging problem of domain generalization, i.e.,…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Quande Liu , Qi Dou , Pheng-Ann Heng

At the core of self-supervised learning for vision is the idea of learning invariant or equivariant representations with respect to a set of data transformations. This approach, however, introduces strong inductive biases, which can render…

机器学习 · 计算机科学 2024-05-29 Sharut Gupta , Chenyu Wang , Yifei Wang , Tommi Jaakkola , Stefanie Jegelka

Correspondence-based shape models are key to various medical imaging applications that rely on a statistical analysis of anatomies. Such shape models are expected to represent consistent anatomical features across the population for…

计算机视觉与模式识别 · 计算机科学 2021-02-23 Praful Agrawal , Ross T. Whitaker , Shireen Y. Elhabian

Open-set single-source domain generalization aims to use a single-source domain to learn a robust model that can be generalized to unknown target domains with both domain shifts and label shifts. The scarcity of the source domain and the…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Pengkun Jiao , Na Zhao , Jingjing Chen , Yu-Gang Jiang

We propose to harness the potential of simulation for the semantic segmentation of real-world self-driving scenes in a domain generalization fashion. The segmentation network is trained without any data of target domains and tested on the…

计算机视觉与模式识别 · 计算机科学 2022-08-11 Xiangyu Yue , Yang Zhang , Sicheng Zhao , Alberto Sangiovanni-Vincentelli , Kurt Keutzer , Boqing Gong

Progress in self-supervised learning has brought strong general image representation learning methods. Yet so far, it has mostly focused on image-level learning. In turn, tasks such as unsupervised image segmentation have not benefited from…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Adrian Ziegler , Yuki M. Asano

Comprehensive semantic segmentation is one of the key components for robust scene understanding and a requirement to enable autonomous driving. Driven by large scale datasets, convolutional neural networks show impressive results on this…

计算机视觉与模式识别 · 计算机科学 2019-08-30 Jan-Nico Zaech , Dengxin Dai , Martin Hahner , Luc Van Gool

Recent advances in deep learning methods have come to define the state-of-the-art for many medical imaging applications, surpassing even human judgment in several tasks. Those models, however, when trained to reduce the empirical risk on a…

计算机视觉与模式识别 · 计算机科学 2019-01-14 Christian S. Perone , Pedro Ballester , Rodrigo C. Barros , Julien Cohen-Adad

Understanding how agents learn to generalize -- and, in particular, to extrapolate -- in high-dimensional, naturalistic environments remains a challenge for both machine learning and the study of biological agents. One approach to this has…

机器学习 · 计算机科学 2021-06-15 Simon N. Segert , Jonathan D. Cohen

Domain generalization aims at training machine learning models to perform robustly across different and unseen domains. Several recent methods use multiple datasets to train models to extract domain-invariant features, hoping to generalize…

机器学习 · 计算机科学 2021-05-19 Mattia Segu , Alessio Tonioni , Federico Tombari

Deep learning models heavily rely on large scale annotated datasets for training. Unfortunately, datasets cannot capture the infinite variability of the real world, thus neural networks are inherently limited by the restricted visual and…

计算机视觉与模式识别 · 计算机科学 2020-12-17 Massimiliano Mancini

This paper presents a novel approach to learn and detect distinctive regions on 3D shapes. Unlike previous works, which require labeled data, our method is unsupervised. We conduct the analysis on point sets sampled from 3D shapes, then…

图形学 · 计算机科学 2020-04-22 Xianzhi Li , Lequan Yu , Chi-Wing Fu , Daniel Cohen-Or , Pheng-Ann Heng

Recent advancements in deep learning have been primarily driven by the use of large models trained on increasingly vast datasets. While neural scaling laws have emerged to predict network performance given a specific level of computational…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Elior Benarous , Sotiris Anagnostidis , Luca Biggio , Thomas Hofmann