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- research-articleNovember 2024
A simple scheme to amplify inter-class discrepancy for improving few-shot fine-grained image classification
AbstractFew-shot image classification is a challenging topic in pattern recognition and computer vision. Few-shot fine-grained image classification is even more challenging, due to not only the few shots of labelled samples but also the subtle ...
Highlights- We propose AFRN, a simple scheme to amplify inter-class discrepancy.
- We relax the inter-class score in TDM to mitigate the negative impact of overfitting.
- We incorporate the guidance of the centre loss to FRN to enhance the ...
- research-articleSeptember 2024
Energy balance and synchronization of the cross-ring photosensitive neural network
AbstractAfter detecting different external light stimuli, photosensitive neurons encode these stimuli and trigger different discharge patterns and membrane potentials, thereby transmitting signals in the neural network. The cross-ring structure can ...
- research-articleOctober 2024
DSR-Diff: Depth map super-resolution with diffusion model
Pattern Recognition Letters (PTRL), Volume 184, Issue CPages 225–231https://doi.org/10.1016/j.patrec.2024.06.025AbstractColor-guided depth map super-resolution (CDSR) improves the spatial resolution of a low-quality depth map with the corresponding high-quality color map, benefiting various applications such as 3D reconstruction, virtual reality, and augmented ...
Highlights- We propose the first diffusion model-based framework for depth map super-resolution.
- The diffusion model in our DSR-Diff is significantly efficient in computation and is highly flexible in usage.
- DSR-Diff alleviates the impact of ...
- research-articleJuly 2024
Forecasting price in a new hybrid neural network model with machine learning
Expert Systems with Applications: An International Journal (EXWA), Volume 249, Issue PBhttps://doi.org/10.1016/j.eswa.2024.123697AbstractA key aspect of asset investment and risk management is the study of forecasting stock prices. We investigate the machine learning stock price prediction in a new hybrid neural network model and put forth a forecasting method based on machine ...
Highlights- A new hybrid forecasting model is proposed based on machine learning.
- Convolutional layers are added to neural network for extracting local information.
- The CEEMDAN algorithm and SG filters are applied to preprocess input data.
- research-articleJuly 2024
MIT-FRNet: Modality-invariant temporal representation learning-based feature reconstruction network for missing modalities
Expert Systems with Applications: An International Journal (EXWA), Volume 249, Issue PBhttps://doi.org/10.1016/j.eswa.2024.123655Highlights- A transform-based feature reconstruction network is designed for missing modalities.
- The model reconstructs missing element features to improve the robustness.
- Modality-invariant representation is used in missing modalities.
- ...
The investigation of missing modalities aims to extract valuable feature information from missing multi-modal data, it is a focal point in multi-modal learning. Existing missing modalities processing methods primarily focused on multi-modal ...
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- ArticleOctober 2024
Optimal Update Repair with Maximum Likelihood and Minimum Cost
AbstractIn this paper, we study the problem of update repair under integrity constraints. For a set of inconsistent data, update repair modifies the attribute values of inconsistent tuples such that the modified data no longer violate the constraints. ...
- ArticleAugust 2024
Global Route Planning for Large-Scale Requests on Traffic-Aware Road Network
AbstractHow to avoid congested roads and spend the least time to reach the destination has become an urgent requirement for citizens. When large-scale origin-destination queries arrive, these queries themselves will affect road congestion. Therefore, it ...
- research-articleJuly 2024
On the Opportunities and Challenges of Foundation Models for GeoAI (Vision Paper)
- Gengchen Mai,
- Weiming Huang,
- Jin Sun,
- Suhang Song,
- Deepak Mishra,
- Ninghao Liu,
- Song Gao,
- Tianming Liu,
- Gao Cong,
- Yingjie Hu,
- Chris Cundy,
- Ziyuan Li,
- Rui Zhu,
- Ni Lao
ACM Transactions on Spatial Algorithms and Systems (TSAS), Volume 10, Issue 2Article No.: 11, Pages 1–46https://doi.org/10.1145/3653070Large pre-trained models, also known as foundation models (FMs), are trained in a task-agnostic manner on large-scale data and can be adapted to a wide range of downstream tasks by fine-tuning, few-shot, or even zero-shot learning. Despite their successes ...
- research-articleMay 2024
Can Large Language Models Be Good Companions?: An LLM-Based Eyewear System with Conversational Common Ground
- Zhenyu Xu,
- Hailin Xu,
- Zhouyang Lu,
- Yingying Zhao,
- Rui Zhu,
- Yujiang Wang,
- Mingzhi Dong,
- Yuhu Chang,
- Qin Lv,
- Robert P. Dick,
- Fan Yang,
- Tun Lu,
- Ning Gu,
- Li Shang
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), Volume 8, Issue 2Article No.: 87, Pages 1–41https://doi.org/10.1145/3659600Developing chatbots as personal companions has long been a goal of artificial intelligence researchers. Recent advances in Large Language Models (LLMs) have delivered a practical solution for endowing chatbots with anthropomorphic language capabilities. ...
- research-articleAugust 2024
Classification with noisy labels through tree-based models and semi-supervised learning: A case study of lithology identification
Expert Systems with Applications: An International Journal (EXWA), Volume 240, Issue Chttps://doi.org/10.1016/j.eswa.2023.122506AbstractLithology identification is a crucial task for reservoir characterization and evaluation. There exists an intricate non-linear response between formation lithology and logging data. However, it is difficult to avoid lithology mislabeling due to ...
- research-articleSeptember 2024
Challenges and Opportunities of Distance Online Learning:A Study on the Home Learning Environment Needs of Taiwanese Elementary School Students
IC4E '24: Proceedings of the 2024 15th International Conference on E-Education, E-Business, E-Management and E-LearningPages 209–214https://doi.org/10.1145/3670013.3670046In the era of globalization and technological progress, distance online learning has become a vital educational trend, accentuated by the COVID-19 pandemic. Taiwan has strategically embraced the development of distance learning, especially for high ...
- research-articleFebruary 2024
Minimum-time strategy optimization for networked evolutionary games with bankruptcy mechanism
Expert Systems with Applications: An International Journal (EXWA), Volume 237, Issue PAhttps://doi.org/10.1016/j.eswa.2023.121311AbstractIn this paper, the minimum-time strategy optimization problem for NEGs with bankruptcy mechanism is considered based on semi-tensor product of matrices. Firstly, in order to describe the impact of bankruptcy mechanism on evolution, a novel matrix ...
Highlights- The minimum-time control is first introduced into the study of NEGs.
- The introduction of heterogeneous memory expands NEGs with bankruptcy mechanism.
- A new approach is proposed to study NEGs with bankruptcy mechanism.
- The new ...
- research-articleFebruary 2024
AFM3D: An Asynchronous Federated Meta-Learning Framework for Driver Distraction Detection
IEEE Transactions on Intelligent Transportation Systems (ITS-TRANSACTIONS), Volume 25, Issue 8Pages 9659–9674https://doi.org/10.1109/TITS.2024.3357138Driver Distraction Detection (3D) is of great significance in helping intelligent vehicles decide whether to remind drivers or take over the driving task and avoid traffic accidents. However, the current centralized learning paradigm of 3D has become ...
- research-articleDecember 2023
LearningChain: A Highly Scalable and Applicable Learning-Based Blockchain Performance Optimization Framework
IEEE Transactions on Network and Service Management (ITNSM), Volume 21, Issue 2Pages 1817–1831https://doi.org/10.1109/TNSM.2023.3347789Blockchain is a trans-generational technology that is gradually introduced and applied in many fields because of its characteristics such as tamper-proof, traceability, and decentralization. However, the performance bottlenecks of blockchain have been one ...
- research-articleFebruary 2024
Deep-Learning-Assisted Cardiac Electrophysiology Simulation
Simulation built upon partial and ordinary differential equations has been a classic approach to modeling cardiac electrophysiological dynamics. However, mitigating the computational burden of differential equations is still a challenging problem. This ...
- ArticleNovember 2023
TCTV: Trace Clustering Considering Intra- and Inter-cluster Similarity Based on Trace Variants
AbstractAs we know that simply applying existing techniques in process mining will often yield a highly incomprehensible process model that called the spaghetti-like model, because real-life processes are typically less structured and more complex than ...
- research-articleNovember 2023
Closest Pairs Search Over Data Stream
Proceedings of the ACM on Management of Data (PACMMOD), Volume 1, Issue 3Article No.: 205, Pages 1–26https://doi.org/10.1145/3617326k-closest pair (KCP for short) search is a fundamental problem in database research. Given a set of d-dimensional streaming data S, KCP search aims to retrieve k pairs with the shortest distances between them. While existing works have studied continuous ...
- research-articleNovember 2023
GeoKG'2022 Workshop Report: The 1st ACM SIGSPATIAL International Workshop on Geospatial Knowledge Graphs
SIGSPATIAL Special (SIGSPATIAL), Volume 14, Issue 1Pages 37–39https://doi.org/10.1145/3632268.3632279The topic of knowledge graphs (KGs) has recently attracted extensive attention in both industry and academia. Knowledge graphs are a new paradigm for representing, retrieving, integrating, and reasoning data from highly heterogeneous and multimodal ...
- research-articleNovember 2023
Knowledge graph completion method based on quantum embedding and quaternion interaction enhancement
Information Sciences: an International Journal (ISCI), Volume 648, Issue Chttps://doi.org/10.1016/j.ins.2023.119548AbstractKnowledge graphs (KG) are used for many downstream tasks in artificial intelligence (AI). However, owing to accuracy issues associated with information extraction, KGs are often incomplete. This has led to the emergence of knowledge graph ...
- ArticleMay 2024
Keywords and Stops Aware Optimal Routes on Road Networks
AbstractRecently, the keyword-aware routing problem has been increasingly studied, which is to return the optimal route from the starting point s to the destination t, satisfying all the user-specified keyword requirements. Most existing solutions focus ...