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Model merging has recently gained attention as an economical and scalable approach to incorporate task-specific weights from various tasks into a unified multi-task model. For example, in Task Arithmetic (TA), adding the fine-tuned weights…

机器学习 · 计算机科学 2025-01-10 Feng Xiong , Runxi Cheng , Wang Chen , Zhanqiu Zhang , Yiwen Guo , Chun Yuan , Ruifeng Xu

In the era of big data, the need to expand the amount of data through data sharing to improve model performance has become increasingly compelling. As a result, effective collaborative learning models need to be developed with respect to…

机器学习 · 计算机科学 2020-11-17 Huiwen Wu , Cen Chen , Li Wang

In recent years, deep learning methods have been successfully applied to image classification tasks. Many such deep neural networks exist today that can easily differentiate cats from dogs. One such model is the ResNeXt model that uses a…

计算机视觉与模式识别 · 计算机科学 2018-05-23 Saifuddin Hitawala

Recent industrial credit scoring models remain heavily reliant on manually tuned statistical learning methods. Despite their potential, deep learning architectures have struggled to consistently outperform traditional statistical models in…

计算工程、金融与科学 · 计算机科学 2026-04-21 Yu Lei , Zixuan Wang , Yiqing Feng , Junru Zhang , Yahui Li , Chu Liu , Tongyao Wang , Dongyang Li

Deep-learning-based local feature extraction algorithms that combine detection and description have made significant progress in visible image matching. However, the end-to-end training of such frameworks is notoriously unstable due to the…

计算机视觉与模式识别 · 计算机科学 2023-01-18 Yuxin Deng , Jiayi Ma

Multi-task learning solves multiple correlated tasks. However, conflicts may exist between them. In such circumstances, a single solution can rarely optimize all the tasks, leading to performance trade-offs. To arrive at a set of optimized…

人工智能 · 计算机科学 2024-03-26 Lu Bai , Abhishek Gupta , Yew-Soon Ong

Multi-task learning aims to learn multiple tasks jointly by exploiting their relatedness to improve the generalization performance for each task. Traditionally, to perform multi-task learning, one needs to centralize data from all the tasks…

机器学习 · 计算机科学 2017-06-21 Sulin Liu , Sinno Jialin Pan , Qirong Ho

Current language model training commonly applies multi-task Supervised Fine-Tuning (SFT) using a homogeneous compute budget across all sub-datasets. This approach is fundamentally sub-optimal: heterogeneous learning dynamics cause…

机器学习 · 计算机科学 2026-03-30 Woosung Koh , Jeyoung Jeon , Youngjin Song , Yujin Cheon , Soowon Oh , Jaehyeong Choi , Se-Young Yun

This paper considers the multi-task learning problem and in the setting where some relevant features could be shared across few related tasks. Most of the existing methods assume the extent to which the given tasks are related or share a…

机器学习 · 计算机科学 2012-06-22 Pratik Jawanpuria , J. Saketha Nath

Named entity recognition (NER) systems that perform well require task-related and manually annotated datasets. However, they are expensive to develop, and are thus limited in size. As there already exists a large number of NER datasets that…

计算与语言 · 计算机科学 2019-04-23 Nargiza Nosirova , Mingbin Xu , Hui Jiang

Data has become a foundational asset driving innovation across domains such as finance, healthcare, and e-commerce. In these areas, predictive modeling over relational tables is commonly employed, with increasing emphasis on reducing manual…

数据库 · 计算机科学 2025-08-29 Lianpeng Qiao , Ziqi Cao , Kaiyu Feng , Ye Yuan , Guoren Wang

One of the main motivations of MTL is to develop neural networks capable of inferring multiple tasks simultaneously. While countless methods have been proposed in the past decade investigating robust model architectures and efficient…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Dayou Mao , Yuhao Chen , Yifan Wu , Maximilian Gilles , Alexander Wong

In Multi-Task Learning (MTL), it is a common practice to train multi-task networks by optimizing an objective function, which is a weighted average of the task-specific objective functions. Although the computational advantages of this…

机器学习 · 计算机科学 2022-07-19 Lucas Pascal , Pietro Michiardi , Xavier Bost , Benoit Huet , Maria A. Zuluaga

Multi-task learning is a framework that enforces different learning tasks to share their knowledge to improve their generalization performance. It is a hot and active domain that strives to handle several core issues; particularly, which…

机器学习 · 计算机科学 2021-02-23 Johnny Torres , Guangji Bai , Junxiang Wang , Liang Zhao , Carmen Vaca , Cristina Abad

With the advent of deep learning, many dense prediction tasks, i.e. tasks that produce pixel-level predictions, have seen significant performance improvements. The typical approach is to learn these tasks in isolation, that is, a separate…

计算机视觉与模式识别 · 计算机科学 2021-01-26 Simon Vandenhende , Stamatios Georgoulis , Wouter Van Gansbeke , Marc Proesmans , Dengxin Dai , Luc Van Gool

This paper addresses the challenges of data privacy and collaborative modeling in cross-institution financial risk analysis. It proposes a risk assessment framework based on federated learning. Without sharing raw data, the method enables…

机器学习 · 计算机科学 2025-08-22 Yue Yao , Zhen Xu , Youzhu Liu , Kunyuan Ma , Yuxiu Lin , Mohan Jiang

In mobile and IoT systems, Federated Learning (FL) is increasingly important for effectively using data while maintaining user privacy. One key challenge in FL is managing statistical heterogeneity, such as non-i.i.d. data, arising from…

机器学习 · 计算机科学 2024-05-17 Kunda Yan , Sen Cui , Abudukelimu Wuerkaixi , Jingfeng Zhang , Bo Han , Gang Niu , Masashi Sugiyama , Changshui Zhang

Multi-task learning (MTL) aims to enhance the performance and efficiency of machine learning models by simultaneously training them on multiple tasks. However, MTL research faces two challenges: 1) effectively modeling the relationships…

信息检索 · 计算机科学 2023-06-06 Danwei Li , Zhengyu Zhang , Siyang Yuan , Mingze Gao , Weilin Zhang , Chaofei Yang , Xi Liu , Jiyan Yang

Finetuning foundation models for specific tasks is an emerging paradigm in modern machine learning. The efficacy of task-specific finetuning largely depends on the selection of appropriate training data. We present TSDS (Task-Specific Data…

机器学习 · 计算机科学 2024-12-30 Zifan Liu , Amin Karbasi , Theodoros Rekatsinas

The advent of large language models (LLMs) like GPT-4 has catalyzed the exploration of multi-task learning (MTL), in which a single model demonstrates proficiency across diverse tasks. Task arithmetic has emerged as a cost-effective…

计算与语言 · 计算机科学 2024-06-28 Yuyan Zhou , Liang Song , Bingning Wang , Weipeng Chen