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Identifying beneficial tasks to transfer from is a critical step toward successful intermediate-task transfer learning. In this work, we experiment with 130 source-target task combinations and demonstrate that the transfer performance…

Computation and Language · Computer Science 2024-07-24 Pin-Jie Lin , Miaoran Zhang , Marius Mosbach , Dietrich Klakow

A crucial challenge in reinforcement learning is to reduce the number of interactions with the environment that an agent requires to master a given task. Transfer learning proposes to address this issue by re-using knowledge from previously…

Machine Learning · Computer Science 2023-04-28 Remo Sasso , Matthia Sabatelli , Marco A. Wiering

Recent advancements in language representation models such as BERT have led to a rapid improvement in numerous natural language processing tasks. However, language models usually consist of a few hundred million trainable parameters with…

Machine Learning · Computer Science 2019-12-12 Mehrdad Valipour , En-Shiun Annie Lee , Jaime R. Jamacaro , Carolina Bessega

Transfer learning is widely used in deep neural network models when there are few labeled examples available. The common approach is to take a pre-trained network in a similar task and finetune the model parameters. This is usually done…

Computer Vision and Pattern Recognition · Computer Science 2019-04-29 Kshitij Dwivedi , Gemma Roig

One of the most fundamental, and yet relatively less explored, goals in transfer learning is the efficient means of selecting top candidates from a large number of previously trained models (optimized for various "source" tasks) that would…

Machine Learning · Computer Science 2025-01-22 Ashutosh Soni , Peizhong Ju , Atilla Eryilmaz , Ness B. Shroff

How to mitigate negative transfer in transfer learning is a long-standing and challenging issue, especially in the application of medical image segmentation. Existing methods for reducing negative transfer focus on classification or…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Shutong Duan , Jingyun Yang , Yang Tan , Guoqing Zhang , Yang Li , Xiao-Ping Zhang

Brain MR image segmentation is a key task in neuroimaging studies. It is commonly conducted using standard computational tools, such as FSL, SPM, multi-atlas segmentation etc, which are often registration-based and suffer from expensive…

Image and Video Processing · Electrical Eng. & Systems 2019-08-29 Chengliang Dai , Yuanhan Mo , Elsa Angelini , Yike Guo , Wenjia Bai

The growing popularity of transfer learning, due to the availability of models pre-trained on vast amounts of data, makes it imperative to understand when the knowledge of these pre-trained models can be transferred to obtain…

Machine Learning · Computer Science 2024-10-30 Akshay Mehra , Yunbei Zhang , Jihun Hamm

Transfer learning is a standard technique to transfer knowledge from one domain to another. For applications in medical imaging, transfer from ImageNet has become the de-facto approach, despite differences in the tasks and image…

Machine Learning · Computer Science 2022-06-10 Christos Matsoukas , Johan Fredin Haslum , Moein Sorkhei , Magnus Söderberg , Kevin Smith

Tumor segmentation from multi-modal brain MRI images is a challenging task due to the limited samples, high variance in shapes and uneven distribution of tumor morphology. The performance of automated medical image segmentation has been…

Image and Video Processing · Electrical Eng. & Systems 2024-02-13 Tianyi Ren , Ethan Honey , Harshitha Rebala , Abhishek Sharma , Agamdeep Chopra , Mehmet Kurt

In low-resource settings, model transfer can help to overcome a lack of labeled data for many tasks and domains. However, predicting useful transfer sources is a challenging problem, as even the most similar sources might lead to unexpected…

Computation and Language · Computer Science 2021-11-01 Lukas Lange , Jannik Strötgen , Heike Adel , Dietrich Klakow

Deep learning has shown promising results in medical image analysis, however, the lack of very large annotated datasets confines its full potential. Although transfer learning with ImageNet pre-trained classification models can alleviate…

Computer Vision and Pattern Recognition · Computer Science 2018-08-16 Ken C. L. Wong , Tanveer Syeda-Mahmood , Mehdi Moradi

In recent years, it is common practice to extract fully-connected layer (fc) features that were learned while performing image classification on a source dataset, such as ImageNet, and apply them generally to a wide range of other tasks.…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Varun Manjunatha , Srikumar Ramalingam , Tim K. Marks , Larry Davis

Although the notion of task similarity is potentially interesting in a wide range of areas such as curriculum learning or automated planning, it has mostly been tied to transfer learning. Transfer is based on the idea of reusing the…

Machine Learning · Computer Science 2021-03-09 Álvaro Visús , Javier García , Fernando Fernández

We propose a framework that learns a representation transferable across different domains and tasks in a label efficient manner. Our approach battles domain shift with a domain adversarial loss, and generalizes the embedding to novel task…

Machine Learning · Statistics 2017-12-04 Zelun Luo , Yuliang Zou , Judy Hoffman , Li Fei-Fei

Domain similarity measures can be used to gauge adaptability and select suitable data for transfer learning, but existing approaches define ad hoc measures that are deemed suitable for respective tasks. Inspired by work on curriculum…

Computation and Language · Computer Science 2017-07-18 Sebastian Ruder , Barbara Plank

We consider transferability estimation, the problem of estimating how well deep learning models transfer from a source to a target task. We focus on regression tasks, which received little previous attention, and propose two simple and…

Machine Learning · Computer Science 2023-12-05 Cuong N. Nguyen , Phong Tran , Lam Si Tung Ho , Vu Dinh , Anh T. Tran , Tal Hassner , Cuong V. Nguyen

Despite the remarkable success achieved by graph convolutional networks for functional brain activity analysis, the heterogeneity of functional patterns and the scarcity of imaging data still pose challenges in many tasks. Transferring…

Machine Learning · Computer Science 2022-12-19 Wenhui Cui , Haleh Akrami , Anand A. Joshi , Richard M. Leahy

Purpose: Neural networks have received recent interest for reconstruction of undersampled MR acquisitions. Ideally network performance should be optimized by drawing the training and testing data from the same domain. In practice, however,…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Salman Ul Hassan Dar , Muzaffer Özbey , Ahmet Burak Çatlı , Tolga Çukur

Machine learning has been widely adopted for medical image analysis in recent years given its promising performance in image segmentation and classification tasks. The success of machine learning, in particular supervised learning, depends…

Computer Vision and Pattern Recognition · Computer Science 2022-06-03 Chengliang Dai , Shuo Wang , Yuanhan Mo , Elsa Angelini , Yike Guo , Wenjia Bai