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Graph Neural Networks (GNNs) excel in diverse tasks, yet their applications in high-stakes domains are often hampered by unreliable predictions. Although numerous uncertainty quantification methods have been proposed to address this…

Machine Learning · Computer Science 2024-07-22 Tianyi Zhao , Jian Kang , Lu Cheng

Even as deep neural networks have become very effective for tasks in vision and perception, it remains difficult to explain and debug their behavior. In this paper, we present a programmatic and semantic approach to explaining,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-18 Edward Kim , Divya Gopinath , Corina Pasareanu , Sanjit Seshia

This paper addresses the task of semantic segmentation in computer vision, aiming to achieve precise pixel-wise classification. We investigate the joint training of models for semantic edge detection and semantic segmentation, which has…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Dan Zhang , Rui Zheng , Luosang Gadeng , Pei Yang

Graph classification is a fundamental but challenging issue for numerous real-world applications. Despite recent great progress in image/video classification, convolutional neural networks (CNNs) cannot yet cater to graphs well because of…

Social and Information Networks · Computer Science 2020-01-13 Jiatao Jiang , Chunyan Xu , Zhen Cui , Tong Zhang , Wenming Zheng , Jian Yang

Conformance checking deals with collating modeled process behavior with observed process behavior recorded in event data. Alignments are a state-of-the-art technique to detect, localize, and quantify deviations in process executions, i.e.,…

Software Engineering · Computer Science 2022-11-23 Daniel Schuster , Niklas Föcking , Sebastiaan J. van Zelst , Wil M. P. van der Aalst

Recently, Brand, Ganian and Simonov introduced a parameterized refinement of the classical PAC-learning sample complexity framework. A crucial outcome of their investigation is that for a very wide range of learning problems, there is a…

Data Structures and Algorithms · Computer Science 2023-08-23 Robert Ganian , Liana Khazaliya , Kirill Simonov

We revisit a simple model class for machine learning on graphs, where a random walk on a graph produces a machine-readable record, and this record is processed by a deep neural network to directly make vertex-level or graph-level…

Machine Learning · Computer Science 2025-03-06 Jinwoo Kim , Olga Zaghen , Ayhan Suleymanzade , Youngmin Ryou , Seunghoon Hong

Pseudo Labeling is a technique used to improve the performance of semi-supervised Graph Neural Networks (GNNs) by generating additional pseudo-labels based on confident predictions. However, the quality of generated pseudo-labels has been a…

Machine Learning · Computer Science 2023-12-20 Weigang Lu , Ziyu Guan , Wei Zhao , Yaming Yang , Yuanhai Lv , Lining Xing , Baosheng Yu , Dacheng Tao

Sentence order prediction is the task of finding the correct order of sentences in a randomly ordered document. Correctly ordering the sentences requires an understanding of coherence with respect to the chronological sequence of events…

Computation and Language · Computer Science 2021-09-07 Deepanway Ghosal , Navonil Majumder , Rada Mihalcea , Soujanya Poria

Persistence diagrams (PDs), often characterized as sets of death and birth of homology class, have been known for providing a topological representation of a graph structure, which is often useful in machine learning tasks. Prior works rely…

Machine Learning · Computer Science 2022-09-29 Chau Pham , Trung Dang , Peter Chin

This paper presents the Task-Parameter Nexus (TPN), a learning-based approach for online determination of the (near-)optimal control parameters of model-based controllers (MBCs) for tracking tasks. In TPN, a deep neural network is…

Robotics · Computer Science 2025-04-10 Sheng Cheng , Ran Tao , Yuliang Gu , Shenlong Wang , Xiaofeng Wang , Naira Hovakimyan

The biharmonic distance is a fundamental metric on graphs that measures the dissimilarity between two nodes, capturing both local and global structures. It has found applications across various fields, including network centrality, graph…

Social and Information Networks · Computer Science 2026-01-16 Dehong Zheng , Zhongzhi Zhang

Convolutional neural networks (CNNs) have been successfully applied to solve the problem of correspondence estimation between semantically related images. Due to non-availability of large training datasets, existing methods resort to…

Computer Vision and Pattern Recognition · Computer Science 2019-01-25 Zakaria Laskar , Juho Kannala

Timely detected anomalies in the chemical technological processes, as well as the earliest detection of the cause of the fault, significantly reduce the production cost in the industrial factories. Data on the state of the technological…

Artificial Intelligence · Computer Science 2022-10-21 Alexander Kovalenko , Vitaliy Pozdnyakov , Ilya Makarov

There have been several recent efforts towards developing representations for multivariate time-series in an unsupervised learning framework. Such representations can prove beneficial in tasks such as activity recognition, health…

Machine Learning · Computer Science 2022-09-23 Yitian Zhang , Florence Regol , Antonios Valkanas , Mark Coates

We propose a novel pool-based Active Learning framework constructed on a sequential Graph Convolution Network (GCN). Each image's feature from a pool of data represents a node in the graph and the edges encode their similarities. With a…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Razvan Caramalau , Binod Bhattarai , Tae-Kyun Kim

We study time-series classification (TSC), a fundamental task of time-series data mining. Prior work has approached TSC from two major directions: (1) similarity-based methods that classify time-series based on the nearest neighbors, and…

Machine Learning · Computer Science 2022-01-07 Daochen Zha , Kwei-Herng Lai , Kaixiong Zhou , Xia Hu

Existing approaches for predictive process monitoring are sub-symbolic, meaning that they learn correlations between descriptive features and a target feature fully based on data, e.g., predicting the surgical needs of a patient based on…

Artificial Intelligence · Computer Science 2026-04-01 Fabrizio De Santis , Gyunam Park , Wil M. P. van der Aalst , Francesco Zanichelli

This paper addresses the problem of establishing semantic correspondences between images depicting different instances of the same object or scene category. Previous approaches focus on either combining a spatial regularizer with…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Kai Han , Rafael S. Rezende , Bumsub Ham , Kwan-Yee K. Wong , Minsu Cho , Cordelia Schmid , Jean Ponce

Graph learning plays a vital role in mining and analyzing complex relationships within graph data and has been widely applied to real-world scenarios such as social, citation, and e-commerce networks. Foundation models in computer vision…

Machine Learning · Computer Science 2025-11-19 Haihong Zhao , Zhixun Li , Chenyi Zi , Aochuan Chen , Fugee Tsung , Jia Li , Jeffrey Xu Yu