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Spectral-based machine learning models have been increasingly deployed in chemometrics and spectroscopy, where predictive accuracy is as important as explainability. Current employed eXplainable Artificial Intelligence (XAI) methods are…

Machine Learning · Computer Science 2026-05-05 Jose Vinicius Ribeiro , Rafael Figueira Goncalves , Fabio Luiz Melquiades , Sylvio Barbon Junior

Outlier detection is an important problem occurring in a wide range of areas. Outliers are the outcome of fraudulent behaviour, mechanical faults, human error, or simply natural deviations. Many data mining applications perform outlier…

Machine Learning · Computer Science 2025-10-28 Juan A. Lara , David Lizcano , Víctor Rampérez , Javier Soriano

Anatomy evaluation is crucial for understanding the physiological state, diagnosing abnormalities, and guiding medical interventions. Statistical shape modeling (SSM) is vital in this process. By enabling the extraction of quantitative…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Krithika Iyer , Mokshagna Sai Teja Karanam , Shireen Elhabian

The quality of datasets plays a crucial role in the successful training and deployment of deep learning models. Especially in the medical field, where system performance may impact the health of patients, clean datasets are a safety…

Image and Video Processing · Electrical Eng. & Systems 2022-08-19 Stefan Röhrl , Alice Hein , Lucie Huang , Dominik Heim , Christian Klenk , Manuel Lengl , Martin Knopp , Nawal Hafez , Oliver Hayden , Klaus Diepold

Accurate interpretation of soil moisture patterns is critical for irrigation scheduling and crop management, yet existing approaches for soil moisture time-series analysis either rely on threshold-based rules or data-hungry machine learning…

Artificial Intelligence · Computer Science 2025-09-24 Yeonju Lee , Rui Qi Chen , Joseph Oboamah , Po Nien Su , Wei-zhen Liang , Yeyin Shi , Lu Gan , Yongsheng Chen , Xin Qiao , Jing Li

Metric-based summary statistics such as mean and covariance have been introduced in neural spike train space. They can properly describe template and variability in spike train data, but are often sensitive to outliers and expensive to…

Applications · Statistics 2023-11-27 Xinyu Zhou , Wei Wu

Machine learning (ML) algorithms have emerged in many meteorological applications. However, these algorithms struggle to extrapolate beyond the data they were trained on, i.e., they may adopt faulty strategies that lead to catastrophic…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Nathan Mitchell , Lander Ver Hoef , Imme Ebert-Uphoff , Kristina Moen , Kyle Hilburn , Yoonjin Lee , Emily J. King

Background: Autism spectrum disorder (ASD) is characterized by significant clinical and biological heterogeneity. Conventional group-mean analyses of eye movements often mask individual atypicalities, potentially overlooking critical…

Neurons and Cognition · Quantitative Biology 2026-05-12 Emiko Shishido , Seiko Miyata , Tetsuya Yamamoto , Masaki Fukunaga , Ryota Hashimoto , Kenichiro Miura , Norio Ozaki

In the rapidly advancing field of materials informatics, nonlinear machine learning models have demonstrated exceptional predictive capabilities for material properties. However, their black-box nature limits interpretability, and they may…

Materials Science · Physics 2026-04-24 Joohwi Lee , Kaito Miyamoto

Often the challenge associated with tasks like fraud and spam detection[1] is the lack of all likely patterns needed to train suitable supervised learning models. In order to overcome this limitation, such tasks are attempted as outlier or…

Machine Learning · Computer Science 2018-08-22 Utkarsh Porwal , Smruthi Mukund

We propose a simple multiple outlier identification method for parametric location-scale and shape-scale models when the number of possible outliers is not specified. The method is based on a result giving asymptotic properties of extreme…

Statistics Theory · Mathematics 2020-12-07 Vilijandas Bagdonavicius , Linas Petkevicius

While Transformer language models (LMs) are state-of-the-art for information extraction, long text introduces computational challenges requiring suboptimal preprocessing steps or alternative model architectures. Sparse attention LMs can…

Computation and Language · Computer Science 2022-12-01 Joel Stremmel , Brian L. Hill , Jeffrey Hertzberg , Jaime Murillo , Llewelyn Allotey , Eran Halperin

We address the problem of detecting the number of complex exponentials and estimating their parameters from a noisy signal using the Matrix Pencil (MP) method. We introduce the MP modes and present their informative spectral structure. We…

Signal Processing · Electrical Eng. & Systems 2025-09-30 Yehonatan-Itay Segman , Alon Amar , Ronen Talmon

When using machine learning techniques in decision-making processes, the interpretability of the models is important. In the present paper, we adopted the Shapley additive explanation (SHAP), which is based on fair profit allocation among…

Machine Learning · Computer Science 2022-03-03 Yasunobu Nohara , Koutarou Matsumoto , Hidehisa Soejima , Naoki Nakashima

We present a novel mathematical optimization framework for outlier detection in multimodal datasets, extending Support Vector Data Description approaches. We provide a primal formulation, in the shape of a Mixed Integer Second Order Cone…

Optimization and Control · Mathematics 2025-07-16 Víctor Blanco , Inmaculada Espejo , Raúl Páez , Antonio M. Rodríguez-Chía

We propose a new method to visualize and detect shape outliers in samples of curves. In functional data analysis we observe curves defined over a given real interval and shape outliers are those curves that exhibit a different shape from…

Computation · Statistics 2013-10-01 Ana Arribas-Gil , Juan Romo

Interpretability remains a key difficulty in sentiment analysis with Large Language Models (LLMs), particularly in high-stakes applications where it is crucial to comprehend the rationale behind forecasts. This research addressed this by…

Computation and Language · Computer Science 2025-03-18 Thivya Thogesan , Anupiya Nugaliyadde , Kok Wai Wong

Detection limits (DLs), where a variable is unable to be measured outside of a certain range, are common in research. Most approaches to handle DLs in the response variable implicitly make parametric assumptions on the distribution of data…

Methodology · Statistics 2022-07-07 Yuqi Tian , Chun Li , Shengxin Tu , Nathan T. James , Frank E. Harrell , Bryan E. Shepherd

Understanding predictions made by Machine Learning models is critical in many applications. In this work, we investigate the performance of two methods for explaining tree-based models- Tree Interpreter (TI) and SHapley Additive…

Artificial Intelligence · Computer Science 2020-10-15 Pulkit Sharma , Shezan Rohinton Mirzan , Apurva Bhandari , Anish Pimpley , Abhiram Eswaran , Soundar Srinivasan , Liqun Shao

Pre-trained Vision-Language Models (VLMs) have recently shown promise in detecting anomalies. However, previous approaches are fundamentally limited by their reliance on human-designed prompts and the lack of accessible anomaly samples,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Pi-Wei Chen , Jerry Chun-Wei Lin , Wei-Han Chen , Jia Ji , Zih-Ching Chen , Feng-Hao Yeh , Chao-Chun Chen