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Hyperparameter selection is critical for stable and efficient convergence of heterogeneous federated learning, where clients differ in computational capabilities, and data distributions are non-IID. Tuning hyperparameters is a manual and…

Machine Learning · Computer Science 2025-10-07 Aayushya Agarwal , Larry Pileggi , Gauri Joshi

Our work introduces an innovative approach to graph learning by leveraging Hyperdimensional Computing. Graphs serve as a widely embraced method for conveying information, and their utilization in learning has gained significant attention.…

Machine Learning · Computer Science 2024-03-20 Pere Verges , Igor Nunes , Mike Heddes , Tony Givargis , Alexandru Nicolau

Computational methods that predict differential gene expression from histone modification signals are highly desirable for understanding how histone modifications control the functional heterogeneity of cells through influencing…

Machine Learning · Computer Science 2018-07-12 Arshdeep Sekhon , Ritambhara Singh , Yanjun Qi

Despite recent advancements in large language models (LLMs), their performance on complex reasoning problems requiring multi-step thinking and combining various skills is still limited. To address this, we propose a novel framework HDFlow…

Computation and Language · Computer Science 2024-09-27 Wenlin Yao , Haitao Mi , Dong Yu

Reasoning and question answering as a basic cognitive function for humans, is nevertheless a great challenge for current artificial intelligence. Although the Differentiable Neural Computer (DNC) model could solve such problems to a certain…

Artificial Intelligence · Computer Science 2024-12-23 Yao Liang , Hongjian Fang , Yi Zeng , Feifei Zhao

Deep learning has been postulated as a solution for numerous problems in different branches of science. Given the resource-intensive nature of these models, they often need to be executed on specialized hardware such graphical processing…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-11-15 Jose González-Abad , Álvaro López García , Valentin Y. Kozlov

HOLODEC, an airborne cloud particle imager, captures holographic images of a fixed volume of cloud to characterize the types and sizes of cloud particles, such as water droplets and ice crystals. Cloud particle properties include position,…

Image and Video Processing · Electrical Eng. & Systems 2022-03-21 John S. Schreck , Gabrielle Gantos , Matthew Hayman , Aaron Bansemer , David John Gagne

Deep neural networks (DNNs) have a wide range of applications, and software employing them must be thoroughly tested, especially in safety-critical domains. However, traditional software test coverage metrics cannot be applied directly to…

Machine Learning · Computer Science 2019-04-16 Youcheng Sun , Xiaowei Huang , Daniel Kroening , James Sharp , Matthew Hill , Rob Ashmore

With the advent of depth-to-image diffusion models, text-guided generation, editing, and transfer of realistic textures are no longer difficult. However, due to the limitations of pre-trained diffusion models, they can only create…

Computer Vision and Pattern Recognition · Computer Science 2023-05-11 Zhibin Tang , Tiantong He

Predictive coding (PDC) has recently attracted attention in the neuroscience and computing community as a candidate unifying paradigm for neuronal studies and artificial neural network implementations particularly targeted at unsupervised…

Artificial Intelligence · Computer Science 2017-01-04 Emmanuel Ndidi Osegi , Vincent Ike Anireh

Learning new tasks continuously without forgetting on a constantly changing data distribution is essential for real-world problems but extremely challenging for modern deep learning. In this work we propose HCL, a Hybrid…

This paper presents an in-depth examination of checkpoint-restart mechanisms in High-Performance Computing (HPC). It focuses on the use of Distributed MultiThreaded CheckPointing (DMTCP) in various computational settings, including both…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-30 Madan Timalsina , Lisa Gerhardt , Nicholas Tyler , Johannes P. Blaschke , William Arndt

Recently, self-supervised methods show remarkable achievements in image-level representation learning. Nevertheless, their image-level self-supervisions lead the learned representation to sub-optimal for dense prediction tasks, such as…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Yunsung Lee , Teakgyu Hong , Han-Cheol Cho , Junbum Cha , Seungryong Kim

Software-managed heterogeneous memory (HM) provides a promising solution to increase memory capacity and cost efficiency. However, to release the performance potential of HM, we face a problem of data management. Given an application with…

Performance · Computer Science 2019-09-12 Jie Ren , Jiaolin Luo , Kai Wu , Minjia Zhang , Dong Li

Rehearsal-based approaches are a mainstay of continual learning (CL). They mitigate the catastrophic forgetting problem by maintaining a small fixed-size buffer with a subset of data from past tasks. While most rehearsal-based approaches…

Machine Learning · Computer Science 2023-05-02 Zifeng Wang , Zheng Zhan , Yifan Gong , Yucai Shao , Stratis Ioannidis , Yanzhi Wang , Jennifer Dy

This paper presents a novel neural model - Dynamic Fusion Network (DFN), for machine reading comprehension (MRC). DFNs differ from most state-of-the-art models in their use of a dynamic multi-strategy attention process, in which passages,…

Computation and Language · Computer Science 2018-02-28 Yichong Xu , Jingjing Liu , Jianfeng Gao , Yelong Shen , Xiaodong Liu

Quantization for Convolutional Neural Network (CNN) has shown significant progress with the intention of reducing the cost of computation and storage with low-bitwidth data inputs. There are, however, no systematic studies on how an…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-12-30 Xinheng Liu , Yao Chen , Prakhar Ganesh , Junhao Pan , Jinjun Xiong , Deming Chen

Modern neural networks of the transformer family require the practitioner to decide, before training begins, how many attention heads to use, how deep the network should be, and how wide each component should be. These decisions are made…

Machine Learning · Computer Science 2026-04-03 Giansalvo Cirrincione

This paper presents a novel deep learning-based approach named RealDiffFusionNet incorporating Neural Controlled Differential Equations (Neural CDE) - time series models that are robust in handling irregularly sampled data - and multi-head…

Machine Learning · Computer Science 2025-01-07 Aashish Cheruvu , Nathaniel Rigoni

As a successful approach to self-supervised learning, contrastive learning aims to learn invariant information shared among distortions of the input sample. While contrastive learning has yielded continuous advancements in sampling strategy…

Machine Learning · Computer Science 2023-08-11 Jiangmeng Li , Wenwen Qiang , Yanan Zhang , Wenyi Mo , Changwen Zheng , Bing Su , Hui Xiong