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Large language models (LLMs) have gained increasing popularity in robotic task planning due to their exceptional abilities in text analytics and generation, as well as their broad knowledge of the world. However, they fall short in decoding…

机器人学 · 计算机科学 2024-08-01 Aoran Mei , Guo-Niu Zhu , Huaxiang Zhang , Zhongxue Gan

Recent advancements in Vision-Language Models (VLMs) have demonstrated strong capabilities in general visual reasoning, yet their applicability to rigorous biometric tasks remains unexplored. This work presents an exploratory study…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Marta Robledo-Moreno , Ruben Vera-Rodriguez , Ruben Tolosana , Javier Ortega-Garcia

While Large Language Models (LLMs) excel in world knowledge understanding, adapting them to specific subfields requires precise adjustments. Due to the model's vast scale, traditional global fine-tuning methods for large models can be…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Jiawei Chen , Yue Jiang , Dingkang Yang , Mingcheng Li , Jinjie Wei , Ziyun Qian , Lihua Zhang

Current pre-trained vison-language models (PVLMs) achieve excellent performance on a range of multi-modal datasets. Recent work has aimed at building multilingual models, and a range of novel multilingual multi-modal datasets have been…

计算与语言 · 计算机科学 2023-10-25 Hanxu Hu , Frank Keller

Existing research has shown that a multilingual pre-trained language model fine-tuned with one (source) language also performs well on downstream tasks for non-source languages, even though no fine-tuning is done on these languages.…

计算与语言 · 计算机科学 2023-05-22 Yiduo Guo , Yaobo Liang , Dongyan Zhao , Bing Liu , Duan Nan

Graph neural networks (GNNs) is widely used to learn a powerful representation of graph-structured data. Recent work demonstrates that transferring knowledge from self-supervised tasks to downstream tasks could further improve graph…

机器学习 · 计算机科学 2021-07-21 Xueting Han , Zhenhuan Huang , Bang An , Jing Bai

Loss functions are at the heart of deep learning, shaping how models learn and perform across diverse tasks. They are used to quantify the difference between predicted outputs and ground truth labels, guiding the optimization process to…

Data visualizations are vital components of many scientific articles and news stories. Current vision-language models (VLMs) still struggle on basic data visualization understanding tasks, but the causes of failure remain unclear. Are VLM…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Alexa R. Tartaglini , Satchel Grant , Daniel Wurgaft , Christopher Potts , Judith E. Fan

Transfer learning enhances learning across tasks, by leveraging previously learned representations -- if they are properly chosen. We describe an efficient method to accurately estimate the appropriateness of a previously trained model for…

Function vectors (FVs) are vector representations of tasks extracted from model activations during in-context learning. While prior work has shown that multilingual model representations can be language-agnostic, it remains unclear whether…

计算与语言 · 计算机科学 2026-04-22 Nurkhan Laiyk , Gerard I. Gállego , Javier Ferrando , Fajri Koto

With the emergence of large-scale pre-trained neural networks, methods to adapt such "foundation" models to data-limited downstream tasks have become a necessity. Fine-tuning, preference optimization, and transfer learning have all been…

机器学习 · 统计学 2025-07-09 Javan Tahir , Surya Ganguli , Grant M. Rotskoff

Previous work has proposed many new loss functions and regularizers that improve test accuracy on image classification tasks. However, it is not clear whether these loss functions learn better representations for downstream tasks. This…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Simon Kornblith , Ting Chen , Honglak Lee , Mohammad Norouzi

Transfer learning from natural image datasets, particularly ImageNet, using standard large models and corresponding pretrained weights has become a de-facto method for deep learning applications to medical imaging. However, there are…

计算机视觉与模式识别 · 计算机科学 2019-10-31 Maithra Raghu , Chiyuan Zhang , Jon Kleinberg , Samy Bengio

Meta-learning is widely used in few-shot classification and function regression due to its ability to quickly adapt to unseen tasks. However, it has not yet been well explored on regression tasks with high dimensional inputs such as images.…

计算机视觉与模式识别 · 计算机科学 2022-03-10 Ning Gao , Hanna Ziesche , Ngo Anh Vien , Michael Volpp , Gerhard Neumann

Large language models (LLMs) have demonstrated that large-scale pretraining enables systems to adapt rapidly to new problems with little supervision in the language domain. This success, however, has not translated as effectively to the…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Pablo Acuaviva , Aram Davtyan , Mariam Hassan , Sebastian Stapf , Ahmad Rahimi , Alexandre Alahi , Paolo Favaro

Transferring knowledge from task-agnostic pre-trained deep models for downstream tasks is an important topic in computer vision research. Along with the growth of computational capacity, we now have open-source vision-language pre-trained…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Wenhao Wu , Zhun Sun , Wanli Ouyang

Transfer learning, where a model is first pre-trained on a data-rich task before being fine-tuned on a downstream task, has emerged as a powerful technique in natural language processing (NLP). The effectiveness of transfer learning has…

Reinforcement learning (RL) is well known for requiring large amounts of data in order for RL agents to learn to perform complex tasks. Recent progress in model-based RL allows agents to be much more data-efficient, as it enables them to…

机器学习 · 计算机科学 2021-08-17 Remo Sasso , Matthia Sabatelli , Marco A. Wiering

Pretrained language models (PLMs) have made remarkable progress in text generation tasks via fine-tuning. While, it is challenging to fine-tune PLMs in a data-scarce situation. Therefore, it is non-trivial to develop a general and…

计算与语言 · 计算机科学 2022-05-17 Junyi Li , Tianyi Tang , Jian-Yun Nie , Ji-Rong Wen , Wayne Xin Zhao

Transfer learning has become crucial in computer vision tasks due to the vast availability of pre-trained deep learning models. However, selecting the optimal pre-trained model from a diverse pool for a specific downstream task remains a…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Xiaotong Li , Zixuan Hu , Yixiao Ge , Ying Shan , Ling-Yu Duan