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In multiple instance learning, objects are sets (bags) of feature vectors (instances) rather than individual feature vectors. In this paper we address the problem of how these bags can best be represented. Two standard approaches are to use…

机器学习 · 统计学 2016-07-12 Veronika Cheplygina , David M. J. Tax , Marco Loog

Convolutional Neural Networks (CNNs) are well established models capable of achieving state-of-the-art classification accuracy for various computer vision tasks. However, they are becoming increasingly larger, using millions of parameters,…

计算机视觉与模式识别 · 计算机科学 2017-07-27 Nikolaos Passalis , Anastasios Tefas

Large datasets have become commonplace in NLP research. However, the increased emphasis on data quantity has made it challenging to assess the quality of data. We introduce Data Maps---a model-based tool to characterize and diagnose…

计算与语言 · 计算机科学 2020-10-16 Swabha Swayamdipta , Roy Schwartz , Nicholas Lourie , Yizhong Wang , Hannaneh Hajishirzi , Noah A. Smith , Yejin Choi

Representation learning promises to unlock deep learning for the long tail of vision tasks without expensive labelled datasets. Yet, the absence of a unified evaluation for general visual representations hinders progress. Popular protocols…

Applying machine learning to increasingly high-dimensional problems with sparse or biased training data increases the risk that a model is used on inputs outside its training domain. For such out-of-distribution (OOD) inputs, the model can…

机器学习 · 计算机科学 2025-03-10 Juniper Tyree , Andreas Rupp , Petri S. Clusius , Michael H. Boy

Modern vision models have achieved strong object-recognition performance, yet it remains unclear whether their representations encode object-level semantic relatedness, the meaningful connection between object concepts that supports human…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Hansang Lee , Haeil Lee , Junmo Kim

We present a list of datasets and their best models with the goal of advancing the state-of-the-art in object detection by placing the question of object recognition in the context of the two types of state-of-the-art methods: one-stage…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Syed Ali John Naqvi , Syed Bazil Ali

Test sets are an integral part of evaluating models and gauging progress in object recognition, and more broadly in computer vision and AI. Existing test sets for object recognition, however, suffer from shortcomings such as bias towards…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Ali Borji

Learning image representations without human supervision is an important and active research field. Several recent approaches have successfully leveraged the idea of making such a representation invariant under different types of…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Spyros Gidaris , Andrei Bursuc , Gilles Puy , Nikos Komodakis , Matthieu Cord , Patrick Pérez

Recently, the field of machine learning has undergone a transition from model-centric to data-centric. The advancements in diverse learning tasks have been propelled by the accumulation of more extensive datasets, subsequently facilitating…

机器学习 · 计算机科学 2023-10-20 Yao Lu , Yutian Huang , Jiaqi Nie , Zuohui Chen , Qi Xuan

Visual representation learning hold great promise for robotics, but is severely hampered by the scarcity and homogeneity of robotics datasets. Recent works address this problem by pre-training visual representations on large-scale but…

机器人学 · 计算机科学 2023-10-16 Sudeep Dasari , Mohan Kumar Srirama , Unnat Jain , Abhinav Gupta

Many classification problems can be difficult to formulate directly in terms of the traditional supervised setting, where both training and test samples are individual feature vectors. There are cases in which samples are better described…

机器学习 · 统计学 2016-07-12 Veronika Cheplygina , David M. J. Tax , Marco Loog

Vector quantization is a technique in machine learning that discretizes continuous representations into a set of discrete vectors. It is widely employed in tokenizing data representations for large language models, diffusion models, and…

机器学习 · 计算机科学 2024-11-26 Wenhao Zhao , Qiran Zou , Rushi Shah , Dianbo Liu

The performance of machine learning models relies heavily on the quality of input data, yet real-world applications often face significant data-related challenges. A common issue arises when curating training data or deploying models: two…

机器学习 · 计算机科学 2025-09-24 Varun Babbar , Zhicheng Guo , Cynthia Rudin

Dataset summarisation is a fruitful approach to dataset inspection. However, when applied to a single dataset the discovery of visual concepts is restricted to those most prominent. We argue that a comparative approach can expand upon this…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Nanne van Noord

While visual imitation learning offers one of the most effective ways of learning from visual demonstrations, generalizing from them requires either hundreds of diverse demonstrations, task specific priors, or large, hard-to-train…

机器人学 · 计算机科学 2021-12-07 Jyothish Pari , Nur Muhammad Shafiullah , Sridhar Pandian Arunachalam , Lerrel Pinto

In the task of Learning from Label Proportions (LLP), a model is trained on groups (a.k.a bags) of instances and their corresponding label proportions to predict labels for individual instances. LLP has been applied pre-dominantly on two…

机器学习 · 计算机科学 2024-03-06 Anand Brahmbhatt , Mohith Pokala , Rishi Saket , Aravindan Raghuveer

Data valuation is a powerful framework for providing statistical insights into which data are beneficial or detrimental to model training. Many Shapley-based data valuation methods have shown promising results in various downstream tasks,…

机器学习 · 计算机科学 2023-06-02 Yongchan Kwon , James Zou

Pre-training is prevalent in deep learning for vision and text data, leveraging knowledge from other datasets to enhance downstream tasks. However, for tabular data, the inherent heterogeneity in attribute and label spaces across datasets…

机器学习 · 计算机科学 2025-02-13 Han-Jia Ye , Qi-Le Zhou , Huai-Hong Yin , De-Chuan Zhan , Wei-Lun Chao

This article gives a survey for bag-of-words (BoW) or bag-of-features model in image retrieval system. In recent years, large-scale image retrieval shows significant potential in both industry applications and research problems. As local…

信息检索 · 计算机科学 2013-04-19 Jialu Liu