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Recent progress in large language models (LLMs) offers promising new approaches for recommendation system tasks. While the current state-of-the-art methods rely on fine-tuning LLMs to achieve optimal results, this process is costly and…

Information Retrieval · Computer Science 2025-02-21 Dong-Ho Lee , Adam Kraft , Long Jin , Nikhil Mehta , Taibai Xu , Lichan Hong , Ed H. Chi , Xinyang Yi

Recent research has demonstrated that feature attribution methods for deep networks can themselves be incorporated into training; these attribution priors optimize for a model whose attributions have certain desirable properties -- most…

Machine Learning · Computer Science 2020-11-12 Gabriel Erion , Joseph D. Janizek , Pascal Sturmfels , Scott Lundberg , Su-In Lee

Accounting for selection effects in supernova type Ia (SN Ia) cosmology is crucial for unbiased cosmological parameter inference -- even more so for the next generation of large, mostly photometric-only surveys. The conventional "bias…

Cosmology and Nongalactic Astrophysics · Physics 2025-08-01 Konstantin Karchev , Roberto Trotta

We propose a novel framework for the analysis of learning algorithms that allows us to say when such algorithms can and cannot generalize certain patterns from training data to test data. In particular we focus on situations where the rule…

Computation and Language · Computer Science 2016-05-16 Paul Tupper , Bobak Shahriari

As an effective approach to quantify how training samples influence test sample, data attribution is crucial for understanding data and model and further enhance the transparency of machine learning models. We find that prevailing data…

Machine Learning · Computer Science 2025-08-08 Linxiao Yang , Xinyu Gu , Liang Sun

The recent adaptation of deep neural network-based methods to reinforcement learning and planning domains has yielded remarkable progress on individual tasks. Nonetheless, progress on task-to-task transfer remains limited. In pursuit of…

In this paper, we propose a novel domain adaptation method that can be applied without target data. We consider the situation where domain shift is caused by a prior change of a specific factor and assume that we know how the prior changes…

Machine Learning · Computer Science 2019-03-14 Masato Ishii , Takashi Takenouchi , Masashi Sugiyama

A new network evolution model is introduced in this paper. The model is based on co-operations of $N$ units. The units are the nodes of the network and the co-operations are indicated by directed links. At each evolution step $N$ units…

Probability · Mathematics 2019-05-30 István Fazekas , Csaba Noszály , Attila Perecsényi

Data imputation, the process of filling in missing feature elements for incomplete data sets, plays a crucial role in data-driven learning. A fundamental belief is that data imputation is helpful for learning performance, and it follows…

Machine Learning · Computer Science 2025-09-30 Ruikai Yang , Fan He , Mingzhen He , Kaijie Wang , Xiaolin Huang

Over the last two decades, machine learning models have been widely applied and have proven effective in classifying variable stars, particularly with the adoption of deep learning architectures such as convolutional neural networks,…

Machine Learning · Computer Science 2025-05-22 Francisco Pérez-Galarce , Jorge Martínez-Palomera , Karim Pichara , Pablo Huijse , Márcio Catelan

The discovery of new objects in modern wide-field asteroid and comet surveys can be enhanced by first identifying observations belonging to known solar system objects. The assignation of new observations to a known object is an attribution…

Despite the advances made in visual object recognition, state-of-the-art deep learning models struggle to effectively recognize novel objects in a few-shot setting where only a limited number of examples are provided. Unlike humans who…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Sarthak Bhagat , Simon Stepputtis , Joseph Campbell , Katia Sycara

Feature selection, an effective technique for dimensionality reduction, plays an important role in many machine learning systems. Supervised knowledge can significantly improve the performance. However, faced with the rapid growth of newly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Zheng Wang , Qiao Wang , Tingzhang Zhao , Xiaojun Ye

Recommendation systems are crucial in modern applications to enhance the user experience and drive business conversion rates through personalization. However, insufficient utilization of attribute information within the property graph…

Information Retrieval · Computer Science 2025-06-30 Sibo Zhao , Michael Bewong , Selasi Kwashie , Junwei Hu , Zaiwen Feng

Traditional artificial-star tests are widely applied to photometry in crowded stellar fields. However, to obtain reliable binary fractions (and their uncertainties) of remote, dense, and rich star clusters, one needs to recover huge numbers…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 Yi Hu , Licai Deng , Richard de Grijs , Qiang Liu

One of the hallmarks of human intelligence is the ability to compose learned knowledge into novel concepts which can be recognized without a single training example. In contrast, current state-of-the-art methods require hundreds of training…

Computer Vision and Pattern Recognition · Computer Science 2019-05-16 Senthil Purushwalkam , Maximilian Nickel , Abhinav Gupta , Marc'Aurelio Ranzato

Although multi-interest recommenders have achieved significant progress in the matching stage, our research reveals that existing models tend to exhibit an under-clustered item embedding space, which leads to a low discernibility between…

Information Retrieval · Computer Science 2023-11-30 Yaokun Liu , Xiaowang Zhang , Minghui Zou , Zhiyong Feng

Scaling up visual category recognition to large numbers of classes remains challenging. A promising research direction is zero-shot learning, which does not require any training data to recognize new classes, but rather relies on some form…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Zeynep Akata , Mateusz Malinowski , Mario Fritz , Bernt Schiele

We address the general task of learning with a set of candidate models that is too large to have a uniform convergence of empirical estimates to true losses. While the common approach to such challenges is SRM (or regularization) based…

Machine Learning · Computer Science 2025-11-14 Alireza F. Pour , Shai Ben-David

From the beginning of zero-shot learning research, visual attributes have been shown to play an important role. In order to better transfer attribute-based knowledge from known to unknown classes, we argue that an image representation with…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Wenjia Xu , Yongqin Xian , Jiuniu Wang , Bernt Schiele , Zeynep Akata