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Multi-class classification problem is among the most popular and well-studied statistical frameworks. Modern multi-class datasets can be extremely ambiguous and single-output predictions fail to deliver satisfactory performance. By allowing…

机器学习 · 统计学 2021-02-25 Evgenii Chzhen , Christophe Denis , Mohamed Hebiri , Titouan Lorieul

High-quality data is critical to train performant Machine Learning (ML) models, highlighting the importance of Data Quality Management (DQM). Existing DQM schemes often cannot satisfactorily improve ML performance because, by design, they…

机器学习 · 计算机科学 2021-06-11 Tianhao Wang , Yi Zeng , Ming Jin , Ruoxi Jia

Quantifying the value of data is a fundamental problem in machine learning. Data valuation has multiple important use cases: (1) building insights about the learning task, (2) domain adaptation, (3) corrupted sample discovery, and (4)…

机器学习 · 计算机科学 2019-09-27 Jinsung Yoon , Sercan O. Arik , Tomas Pfister

A critical yet frequently overlooked challenge in the field of deepfake detection is the lack of a standardized, unified, comprehensive benchmark. This issue leads to unfair performance comparisons and potentially misleading results.…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Zhiyuan Yan , Yong Zhang , Xinhang Yuan , Siwei Lyu , Baoyuan Wu

Scaling laws guide large language model training by relating compute to cross-entropy loss, and recent work further extends them to predict downstream benchmark performance. However, prior approaches face generalization limitations from two…

计算与语言 · 计算机科学 2026-05-28 Quanen Sun , Changxin Tian , Ke Shi , Cai Chen , Cunyin Peng , Jia Liu , Kunlong Chen , Zhiqiang Zhang

The quality of datasets plays an increasingly crucial role in the research and development of modern artificial intelligence (AI). Despite the proliferation of open dataset platforms nowadays, data quality issues, such as incomplete…

人工智能 · 计算机科学 2025-05-28 Benhao Huang , Yingzhuo Yu , Jin Huang , Xingjian Zhang , Jiaqi Ma

As large language models (LLMs) continue to advance, the need for up-to-date and well-organized benchmarks becomes increasingly critical. However, many existing datasets are scattered, difficult to manage, and make it challenging to perform…

机器学习 · 计算机科学 2025-06-03 Eunsu Kim , Haneul Yoo , Guijin Son , Hitesh Patel , Amit Agarwal , Alice Oh

The rapid advancements in artificial intelligence (AI) have primarily focused on the process of learning from data to acquire knowledgeable learning systems. As these systems are increasingly deployed in critical areas, ensuring their…

机器学习 · 计算机科学 2025-12-23 Wei Qian , Chenxu Zhao , Yangyi Li , Mengdi Huai

The growing demand for data-driven decision-making has created an urgent need for data agents that can integrate structured and unstructured data for analysis. While data agents show promise for enabling users to perform complex analytics…

数据库 · 计算机科学 2025-09-03 Ziting Wang , Shize Zhang , Haitao Yuan , Jinwei Zhu , Shifu Li , Wei Dong , Gao Cong

While high data quality (DQ) is critical for analytics, compliance, and AI performance, data quality management (DQM) remains a complex, resource-intensive, and often manual process. This study investigates the extent to which existing…

数据库 · 计算机科学 2025-06-30 Heidi Carolina Tamm , Anastasija Nikiforova

In many application domains such as medicine, information retrieval, cybersecurity, social media, etc., datasets used for inducing classification models often have an unequal distribution of the instances of each class. This situation,…

机器学习 · 计算机科学 2022-01-21 Mohamed S. Kraiem , Fernando Sánchez-Hernández , María N. Moreno-García

Data rebalancing techniques, including oversampling and undersampling, are a common approach to addressing the challenges of imbalanced data. To tackle unresolved problems related to both oversampling and undersampling, we propose a new…

机器学习 · 计算机科学 2025-07-11 Karen Medlin , Sven Leyffer , Krishnan Raghavan

Deep learning models often require large amounts of data for training, leading to increased costs. It is particularly challenging in medical imaging, i.e., gathering distributed data for centralized training, and meanwhile, obtaining…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Zhenyu Tang , Shaoting Zhang , Xiaosong Wang

In recent years, an active field of research has developed around automated machine learning (AutoML). Unfortunately, comparing different AutoML systems is hard and often done incorrectly. We introduce an open, ongoing, and extensible…

机器学习 · 计算机科学 2019-07-02 Pieter Gijsbers , Erin LeDell , Janek Thomas , Sébastien Poirier , Bernd Bischl , Joaquin Vanschoren

In this paper we present MLaut (Machine Learning AUtomation Toolbox) for the python data science ecosystem. MLaut automates large-scale evaluation and benchmarking of machine learning algorithms on a large number of datasets. MLaut provides…

机器学习 · 计算机科学 2019-01-14 Viktor Kazakov , Franz J. Király

As the volume of publicly available data continues to grow, researchers face the challenge of limited diversity in benchmarking machine learning tasks. Although thousands of datasets are available in public repositories, the sheer abundance…

信息检索 · 计算机科学 2025-02-25 Mara Graziani , Malina Molnar , Irina Espejo Morales , Joris Cadow-Gossweiler , Teodoro Laino

The rapid evolution of Large Language Models (LLMs) is predicated on the quality and diversity of post-training datasets. However, a critical dichotomy persists: while models are rigorously benchmarked, the data fueling them remains a black…

Security analysts need to classify, search and correlate numerous images. Automatic classification tools improve the efficiency of such tasks. Many Image-Matching algorithms are presented in the litterature. The present paper introduces and…

密码学与安全 · 计算机科学 2019-08-12 Vincent Falconieri

Benchmarking AI systems in multi-turn interactive scenarios is essential for understanding their practical capabilities in real-world applications. However, existing evaluation protocols are highly heterogeneous, differing significantly in…

计算与语言 · 计算机科学 2026-03-25 Qi Jia , Haodong Zhao , Dun Pei , Xiujie Song , Shibo Wang , Zijian Chen , Zicheng Zhang , Xiangyang Zhu , Guangtao Zhai