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Due to detector malfunctions and communication failures, missing data is ubiquitous during the collection of traffic data. Therefore, it is of vital importance to impute the missing values to facilitate data analysis and decision-making for…

Machine Learning · Computer Science 2024-06-07 Jianping Zhou , Bin Lu , Zhanyu Liu , Siyu Pan , Xuejun Feng , Hua Wei , Guanjie Zheng , Xinbing Wang , Chenghu Zhou

Missing feature values are a significant hurdle for downstream machine-learning tasks such as classification. However, imputation methods for classification might be time-consuming for high-dimensional data, and offer few theoretical…

Machine Learning · Computer Science 2025-05-15 Rahul Bordoloi , Clémence Réda , Saptarshi Bej , Olaf Wolkenhauer

In this work we present Cutting Plane Inference (CPI), a Maximum A Posteriori (MAP) inference method for Statistical Relational Learning. Framed in terms of Markov Logic and inspired by the Cutting Plane Method, it can be seen as a meta…

Artificial Intelligence · Computer Science 2012-06-18 Sebastian Riedel

Contrastive learning has gained popularity and pushes state-of-the-art performance across numerous large-scale benchmarks. In contrastive learning, the contrastive loss function plays a pivotal role in discerning similarities between…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Haojin Deng , Yimin Yang

Missing data is a common challenge across scientific disciplines. Current imputation methods require the availability of individual data to impute missing values. Often, however, missingness requires using external data for the imputation.…

Methodology · Statistics 2024-10-07 Robert Thiesmeier , Matteo Bottai , Nicola Orsini

This paper introduces a novel paradigm to impute missing data that combines a decision tree with an auto-associative neural network (AANN) based model and a principal component analysis-neural network (PCA-NN) based model. For each model,…

Applications · Statistics 2007-09-12 George Ssali , Tshilidzi Marwala

State-of-the-art visual under-canopy navigation methods are designed with deep learning-based perception models to distinguish traversable space from crop rows. While these models have demonstrated successful performance, they require large…

Robotics · Computer Science 2025-07-25 Robel Mamo , Taeyeong Choi

Rule models are often preferred in prediction tasks with tabular inputs as they can be easily interpreted using natural language and provide predictive performance on par with more complex models. However, most rule models' predictions are…

Machine Learning · Computer Science 2023-11-27 Lena Stempfle , Fredrik D. Johansson

Missing data theory deals with the statistical methods in the occurrence of missing data. Missing data occurs when some values are not stored or observed for variables of interest. However, most of the statistical theory assumes that data…

The pioneering method for unsupervised meta-learning, CACTUs, is a clustering-based approach with pseudo-labeling. This approach is model-agnostic and can be combined with supervised algorithms to learn from unlabeled data. However, it…

Machine Learning · Computer Science 2022-09-29 Xingping Dong , Jianbing Shen , Ling Shao

Missing data in single-cell sequencing datasets poses significant challenges for extracting meaningful biological insights. However, existing imputation approaches, which often assume uniformity and data completeness, struggle to address…

Machine Learning · Computer Science 2026-05-26 Yuyu Liu , Jiannan Yang , Ziyang Yu , Weishen Pan , Fei Wang , Tengfei Ma

Tabular data serve as a fundamental and ubiquitous representation of structured information in numerous real-world applications, e.g., finance and urban planning. In the realm of tabular imbalanced applications, data imbalance has been…

Machine Learning · Computer Science 2025-06-10 Yung-Chien Wang , Kuang-Da Wang , Wei-Yao Wang , Wen-Chih Peng

Missing data is a common problem in practical data science settings. Various imputation methods have been developed to deal with missing data. However, even though the labels are available in the training data in many situations, the common…

Machine Learning · Computer Science 2025-01-30 Thu Nguyen , Tuan L. Vo , Pål Halvorsen , Michael A. Riegler

Missing data in time series is a pervasive problem that puts obstacles in the way of advanced analysis. A popular solution is imputation, where the fundamental challenge is to determine what values should be filled in. This paper proposes…

Machine Learning · Computer Science 2023-07-06 Wenjie Du , David Cote , Yan Liu

While multimodal data integrating diverse imaging and clinical tabular records is crucial for accurate medical diagnosis, the arbitrary absence of specific modalities is prevalent in clinical practice, severely degrading the performance of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Tianling Liu , Lequan Yu , Tong Han , Liang Wan

Lattices are an efficient and effective method to encode ambiguity of upstream systems in natural language processing tasks, for example to compactly capture multiple speech recognition hypotheses, or to represent multiple linguistic…

Computation and Language · Computer Science 2019-06-05 Matthias Sperber , Graham Neubig , Ngoc-Quan Pham , Alex Waibel

Detecting semantic concept of columns in tabular data is of particular interest to many applications ranging from data integration, cleaning, search to feature engineering and model building in machine learning. Recently, several works have…

Artificial Intelligence · Computer Science 2020-12-17 Udayan Khurana , Sainyam Galhotra

The attention to table understanding using recent natural language models has been growing. However, most related works tend to focus on learning the structure of the table directly. Just as humans improve their understanding of sentences…

Computation and Language · Computer Science 2024-11-08 Whanhee Cho

Semantic segmentation models trained on synthetic data often perform poorly on real-world images due to domain gaps, particularly in adverse conditions where labeled data is scarce. Yet, recent foundation models enable to generate realistic…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Estelle Chigot , Dennis G. Wilson , Meriem Ghrib , Thomas Oberlin

Visual Language Models require substantial computational resources for inference due to the additional input tokens needed to represent visual information. However, these visual tokens often contain redundant and unimportant information,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Mohamed Dhouib , Davide Buscaldi , Sonia Vanier , Aymen Shabou