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Demonstration of VCR: A Tabular Data Slicing Approach to Understanding Object Detection Model Performance
Proceedings of the VLDB Endowment (PVLDB), Volume 17, Issue 12Pages 4453–4456https://doi.org/10.14778/3685800.3685898In this demonstration, we present VCR, an automated slice discovery method (SDM) for object detection models that helps practitioners identify and explain specific scenarios in which their models exhibit systematic errors. VCR leverages the capabilities ...
- research-articleJuly 2024
Thermal analysis for plate structures using a transformation BEM based on complex poles
Computers & Mathematics with Applications (CMAP), Volume 161, Issue CPages 32–42https://doi.org/10.1016/j.camwa.2024.02.034AbstractIn this paper, according to the element discretization characteristic of the geometric model, a complex function theory based transformation boundary element method is proposed to perform the steady-state thermal analysis of plate structures. The ...
- research-articleApril 2024
Slicing, Chatting, and Refining: A Concept-Based Approach for Machine Learning Model Validation with ConceptSlicer
IUI '24: Proceedings of the 29th International Conference on Intelligent User InterfacesPages 274–287https://doi.org/10.1145/3640543.3645163As machine learning (ML) gains wider adoption in real-world applications, the validation of ML models becomes fundamental for its productization, particularly in safety-critical applications. Recently, data slice finding has emerged as a popular method ...
- research-articleJanuary 2024
A systematic review for the fatigue driving behavior recognition method
Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology (JIFS), Volume 46, Issue 1Pages 1407–1427https://doi.org/10.3233/JIFS-235075Fatigue driving is one of the primary causative factors of road accidents. It is of great significance to discern, identify and warn drivers in time for traffic safety and reduce traffic accidents. In this paper, a systematic review for the fatigue ...
- research-articleMay 2024
GradOrth: a simple yet efficient out-of-distribution detection with orthogonal projection of gradients
NIPS '23: Proceedings of the 37th International Conference on Neural Information Processing SystemsArticle No.: 1659, Pages 38206–38230Detecting out-of-distribution (OOD) data is crucial for ensuring the safe deployment of machine learning models in real-world applications. However, existing OOD detection approaches primarily rely on the feature maps or the full gradient space ...
- research-articleMay 2024
UP-DP: unsupervised prompt learning for data pre-selection with vision-language models
NIPS '23: Proceedings of the 37th International Conference on Neural Information Processing SystemsArticle No.: 104, Pages 2188–2206In this study, we investigate the task of data pre-selection, which aims to select instances for labeling from an unlabeled dataset through a single pass, thereby optimizing performance for undefined downstream tasks with a limited annotation budget. ...
- research-articleOctober 2023
OW-Adapter: Human-Assisted Open-World Object Detection with a Few Examples
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 30, Issue 1Pages 694–704https://doi.org/10.1109/TVCG.2023.3326577Open-world object detection (OWOD) is an emerging computer vision problem that involves not only the identification of predefined object classes, like what general object detectors do, but also detects new unknown objects simultaneously. Recently, several ...
- research-articleOctober 2022
An improved beetle antennae search algorithm with Lévy flight and its application in micro-laser assisted turning
Advanced Engineering Informatics (ADEI), Volume 54, Issue Chttps://doi.org/10.1016/j.aei.2022.101732Highlights- An improved beetle antennae search algorithm (IBAS) is proposed.
- Fifteen ...
The beetle antennae search (BAS) algorithm is a single-solution metaheuristic optimizer that imitates the foraging behavior of beetles. Due to its easy implementation and fast convergence, it has been applied in various engineering ...
- review-articleJuly 2022
A review: The detection of cancer cells in histopathology based on machine vision
- Wenbin He,
- Ting Liu,
- Yongjie Han,
- Wuyi Ming,
- Jinguang Du,
- Yinxia Liu,
- Yuan Yang,
- Leijie Wang,
- Zhiwen Jiang,
- Yongqiang Wang,
- Jie Yuan,
- Chen Cao
Computers in Biology and Medicine (CBIM), Volume 146, Issue Chttps://doi.org/10.1016/j.compbiomed.2022.105636AbstractMachine vision is being employed in defect detection, size measurement, pattern recognition, image fusion, target tracking and 3D reconstruction. Traditional cancer detection methods are dominated by manual detection, which wastes time ...
Highlights- A review of machine vision in cancer cell detection methods.
- Analyze the main ...
- research-articleJanuary 2022
<italic>Where Can We Help</italic>? A Visual Analytics Approach to Diagnosing and Improving Semantic Segmentation of Movable Objects
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 28, Issue 1Pages 1040–1050https://doi.org/10.1109/TVCG.2021.3114855Semantic segmentation is a critical component in autonomous driving and has to be thoroughly evaluated due to safety concerns. Deep neural network (DNN) based semantic segmentation models are widely used in autonomous driving. However, it is challenging ...
- research-articleAugust 2021
FTK: A Simplicial Spacetime Meshing Framework for Robust and Scalable Feature Tracking
- Hanqi Guo,
- David Lenz,
- Jiayi Xu,
- Xin Liang,
- Wenbin He,
- Iulian R. Grindeanu,
- Han-Wei Shen,
- Tom Peterka,
- Todd Munson,
- Ian Foster
IEEE Transactions on Visualization and Computer Graphics (ITVC), Volume 27, Issue 8Pages 3463–3480https://doi.org/10.1109/TVCG.2021.3073399We present the Feature Tracking Kit (FTK), a framework that simplifies, scales, and delivers various feature-tracking algorithms for scientific data. The key of FTK is our simplicial spacetime meshing scheme that generalizes both regular and unstructured ...
- research-articleOctober 2020
Improving Multi-set Query Processing Via a Learned Oracle
ACM TURC '20: Proceedings of the ACM Turing Celebration Conference - ChinaPages 33–37https://doi.org/10.1145/3393527.3393534Multi-set query is a fundamental problem in computer systems and applications. Most traditional solutions for multi-set query are based on hash tables or bloom filters. However, when the sizes of multi-sets are large, these solutions cannot achieve ...
- doctoral_thesisJanuary 2019
Exploration and Analysis of Ensemble Datasets with Statistical and Deep Learning Models
AbstractEnsemble simulations are becoming prevalent in various scientific and engineering disciplines, such as computational fluid dynamics, aerodynamics, climate, and weather research. Scientists routinely conduct a set of simulations with different ...
- research-articleJune 2016
Finite-Time Lyapunov Exponents and Lagrangian Coherent Structures in Uncertain Unsteady Flows
The objective of this paper is to understand transport behavior in uncertain time-varying flow fields by redefining the finite-time Lyapunov exponent (FTLE) and Lagrangian coherent structure (LCS) as stochastic counterparts of their traditional ...
- ArticleDecember 2008
Using Genetic Algorithm to Improve Fuzzy k-NN
CIS '08: Proceedings of the 2008 International Conference on Computational Intelligence and Security - Volume 01Pages 475–479https://doi.org/10.1109/CIS.2008.159This paper presents a method of improving fuzzy k-nearest neighbor (k-NN) using genetic algorithm (GA). k-NN is an important classification algorithm, However, a major drawback of the method is that each of the patterns of known classification is ...
- ArticleAugust 2007
Spatial Fuzzy Clustering Using Varying Coefficients
ADMA '07: Proceedings of the 3rd international conference on Advanced Data Mining and ApplicationsPages 183–190https://doi.org/10.1007/978-3-540-73871-8_18To consider spatial information in spatial clustering, the Neighborhood Expectation-Maximization (NEM) algorithm incorporates a spatial penalty term in the objective function. Such an addition leads to multiple iterations in the E-step. Besides, the ...