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Product classification is a crucial task in international trade, as compliance regulations are verified and taxes and duties are applied based on product categories. Manual classification of products is time-consuming and error-prone, and…

计算与语言 · 计算机科学 2024-10-16 Sina Gholamian , Gianfranco Romani , Bartosz Rudnikowicz , Stavroula Skylaki

Noise transition matrix (NTM) estimation is a promising approach for learning with label noise. It can infer clean posterior probabilities, known as Label Distribution (LD), based on noisy ones and reduce the impact of noisy labels.…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Zehui Liao , Shishuai Hu , Yutong Xie , Yong Xia

Deep learning algorithms can fare poorly when the training dataset suffers from heavy class-imbalance but the testing criterion requires good generalization on less frequent classes. We design two novel methods to improve performance in…

机器学习 · 计算机科学 2019-10-29 Kaidi Cao , Colin Wei , Adrien Gaidon , Nikos Arechiga , Tengyu Ma

Instruction tuning is essential for aligning large language models (LLMs) to downstream tasks and commonly relies on large, diverse corpora. However, small, high-quality subsets, known as coresets, can deliver comparable or superior…

计算与语言 · 计算机科学 2026-05-15 Manish Nagaraj , Sakshi Choudhary , Utkarsh Saxena , Deepak Ravikumar , Kaushik Roy

Semi-supervised learning algorithms reduce the high cost of acquiring labeled training data by using both labeled and unlabeled data during learning. Deep Convolutional Networks (DCNs) have achieved great success in supervised tasks and as…

机器学习 · 统计学 2016-12-07 Tan Nguyen , Wanjia Liu , Ethan Perez , Richard G. Baraniuk , Ankit B. Patel

Noisy partial label learning (noisy PLL) is an important branch of weakly supervised learning. Unlike PLL where the ground-truth label must conceal in the candidate label set, noisy PLL relaxes this constraint and allows the ground-truth…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Mingyu Xu , Zheng Lian , Lei Feng , Bin Liu , Jianhua Tao

Estimation of the Fisher Information Metric (FIM-estimation) is an important task that arises in unsupervised learning of phase transitions, a problem proposed by physicists. This work completes the definition of the task by defining…

机器学习 · 计算机科学 2024-08-07 Victor Kasatkin , Evgeny Mozgunov , Nicholas Ezzell , Utkarsh Mishra , Itay Hen , Daniel Lidar

A key element of any machine learning algorithm is the use of a function that measures the dis/similarity between data points. Given a task, such a function can be optimized with a metric learning algorithm. Although this research field has…

机器学习 · 统计学 2019-09-05 Léo Gautheron , Emilie Morvant , Amaury Habrard , Marc Sebban

The primary objective of non-intrusive load monitoring (NILM) techniques is to monitor and track power consumption within residential buildings. This is achieved by approximating the consumption of each individual appliance from the…

信号处理 · 电气工程与系统科学 2024-02-29 Sidi Mohammed Kaddour , Mohamed Lehsaini , Abdelhamid Bouchachia

Predictive maintenance (PdM) has become a crucial element of modern industrial practice. PdM plays a significant role in operational dependability and cost management by decreasing unforeseen downtime and optimizing asset life cycle…

机器学习 · 计算机科学 2025-06-26 Ainaz Jamshidi , Dongchan Kim , Muhammad Arif

Smart meters, devices measuring the electricity and gas consumption of a household, are currently being deployed at a fast rate throughout the world. The data they collect are extremely useful, including in the fight against climate change.…

密码学与安全 · 计算机科学 2024-04-08 Ana-Maria Cretu , Miruna Rusu , Yves-Alexandre de Montjoye

Classification algorithms aim to predict an unknown label (e.g., a quality class) for a new instance (e.g., a product). Therefore, training samples (instances and labels) are used to deduct classification hypotheses. Often, it is relatively…

机器学习 · 计算机科学 2019-01-30 Daniel Kottke , Jim Schellinger , Denis Huseljic , Bernhard Sick

Low-dimensional embedding, manifold learning, clustering, classification, and anomaly detection are among the most important problems in machine learning. The existing methods usually consider the case when each instance has a fixed,…

机器学习 · 计算机科学 2012-02-20 Barnabas Poczos , Liang Xiong , Jeff Schneider

The continually increasing number of complex datasets each year necessitates ever improving machine learning methods for robust and accurate categorization of these data. This paper introduces Random Multimodel Deep Learning (RMDL): a new…

机器学习 · 计算机科学 2018-06-01 Kamran Kowsari , Mojtaba Heidarysafa , Donald E. Brown , Kiana Jafari Meimandi , Laura E. Barnes

Appliance-level load forecasting plays a critical role in residential energy management, besides having significant importance for ancillary services performed by the utilities. In this paper, we propose to use an LSTM-based…

信号处理 · 电气工程与系统科学 2021-06-30 Mina Razghandi , Hao Zhou , Melike Erol-Kantarci , Damla Turgut

This paper presents a normalization mechanism called Instance-Level Meta Normalization (ILM~Norm) to address a learning-to-normalize problem. ILM~Norm learns to predict the normalization parameters via both the feature feed-forward and the…

机器学习 · 计算机科学 2019-04-09 Songhao Jia , Ding-Jie Chen , Hwann-Tzong Chen

Smart meters play a crucial role in enhancing energy management and efficiency, but they raise significant privacy concerns by potentially revealing detailed user behaviors through energy consumption patterns. Recent scholarly efforts have…

系统与控制 · 电气工程与系统科学 2024-05-30 Ruichang Zhang , Youcheng Sun , Mustafa A. Mustafa

Load shapes derived from smart meter data are frequently employed to analyze daily energy consumption patterns, particularly in the context of applications like Demand Response (DR). Nevertheless, one of the most important challenges to…

This paper introduces two straightforward, effective indices to evaluate the input data and the data flowing through layers of a feedforward deep neural network. For classification problems, the separation rate of target labels in the space…

计算机视觉与模式识别 · 计算机科学 2019-06-14 Ahmad Kalhor , Mohsen Saffar , Melika Kheirieh , Somayyeh Hoseinipoor , Babak N. Araabi

Numerous researches have proved that deep neural networks (DNNs) can fit everything in the end even given data with noisy labels, and result in poor generalization performance. However, recent studies suggest that DNNs tend to gradually…

机器学习 · 计算机科学 2021-04-07 Hao Yang , Youzhi Jin , Ziyin Li , Deng-Bao Wang , Lei Miao , Xin Geng , Min-Ling Zhang