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Multi-Task Learning is a learning paradigm that uses correlated tasks to improve performance generalization. A common way to learn multiple tasks is through the hard parameter sharing approach, in which a single architecture is used to…

机器学习 · 计算机科学 2022-04-15 Angelica Tiemi Mizuno Nakamura , Denis Fernando Wolf , Valdir Grassi

Deep Neural Networks (or DNNs) must constantly cope with distribution changes in the input data when the task of interest or the data collection protocol changes. Retraining a network from scratch to combat this issue poses a significant…

Meta-reinforcement learning (meta-RL) is a promising approach that enables the agent to learn new tasks quickly. However, most meta-RL algorithms show poor generalization in multi-task scenarios due to the insufficient task information…

人工智能 · 计算机科学 2023-07-06 Xiangtong Yao , Zhenshan Bing , Genghang Zhuang , Kejia Chen , Hongkuan Zhou , Kai Huang , Alois Knoll

Data augmentation is an effective way to improve the performance of many neural text generation models. However, current data augmentation methods need to define or choose proper data mapping functions that map the original samples into the…

计算与语言 · 计算机科学 2021-05-31 Wei Bi , Huayang Li , Jiacheng Huang

Data augmentation is becoming essential for improving regression performance in critical applications including manufacturing, climate prediction, and finance. Existing techniques for data augmentation largely focus on classification tasks…

机器学习 · 计算机科学 2022-08-18 Seong-Hyeon Hwang , Steven Euijong Whang

Unsupervised meta-learning approaches rely on synthetic meta-tasks that are created using techniques such as random selection, clustering and/or augmentation. Unfortunately, clustering and augmentation are domain-dependent, and thus they…

机器学习 · 计算机科学 2020-06-19 Siavash Khodadadeh , Sharare Zehtabian , Saeed Vahidian , Weijia Wang , Bill Lin , Ladislau Bölöni

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

Transfer learning for extremely low resource languages is a challenging task as there is no large scale monolingual corpora for pre training or sufficient annotated data for fine tuning. We follow the work of MetaXL which suggests using…

计算与语言 · 计算机科学 2023-06-02 Liat Bezalel , Eyal Orgad

Attention-based sequence-to-sequence modeling provides a powerful and elegant solution for applications that need to map one sequence to a different sequence. Its success heavily relies on the availability of large amounts of training data.…

计算与语言 · 计算机科学 2021-02-12 Yun Tang , Juan Pino , Changhan Wang , Xutai Ma , Dmitriy Genzel

Transfer learning has yielded state-of-the-art (SoTA) results in many supervised NLP tasks. However, annotated data for every target task in every target language is rare, especially for low-resource languages. We propose UXLA, a novel…

计算与语言 · 计算机科学 2021-06-29 M Saiful Bari , Tasnim Mohiuddin , Shafiq Joty

To train neural machine translation models simultaneously on multiple tasks (languages), it is common to sample each task uniformly or in proportion to dataset sizes. As these methods offer little control over performance trade-offs, we…

机器学习 · 计算机科学 2019-09-17 Sébastien Jean , Orhan Firat , Melvin Johnson

Emotion and intent recognition from speech is essential and has been widely investigated in human-computer interaction. The rapid development of social media platforms, chatbots, and other technologies has led to a large volume of speech…

声音 · 计算机科学 2025-07-11 Zhao Ren , Rathi Adarshi Rammohan , Kevin Scheck , Sheng Li , Tanja Schultz

Learning from small data sets is critical in many practical applications where data collection is time consuming or expensive, e.g., robotics, animal experiments or drug design. Meta learning is one way to increase the data efficiency of…

机器学习 · 统计学 2018-07-10 Steindór Sæmundsson , Katja Hofmann , Marc Peter Deisenroth

Task interference, the performance degradation caused by task switches within a single conversation, has been studied exclusively in text-only settings despite the growing prevalence of multimodal dialogue systems. We introduce a benchmark…

计算与语言 · 计算机科学 2026-03-20 Masayuki Kawarada , Tatsuya Ishigaki , Hiroya Takamura

We develop new algorithms for simultaneous learning of multiple tasks (e.g., image classification, depth estimation), and for adapting to unseen task/domain distributions within those high-level tasks (e.g., different environments). First,…

机器学习 · 计算机科学 2020-06-16 Kiran Lekkala , Laurent Itti

The training of task-oriented dialogue systems is often confronted with the lack of annotated data. In contrast to previous work which augments training data through expensive crowd-sourcing efforts, we propose four different automatic…

计算与语言 · 计算机科学 2019-12-06 Jun Quan , Deyi Xiong

Meta-learning aims at optimizing the hyperparameters of a model class or training algorithm from the observation of data from a number of related tasks. Following the setting of Baxter [1], the tasks are assumed to belong to the same task…

机器学习 · 计算机科学 2021-05-11 Sharu Theresa Jose , Osvaldo Simeone

Supervised deep learning methods for segmentation require large amounts of labelled training data, without which they are prone to overfitting, not generalizing well to unseen images. In practice, obtaining a large number of annotations…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Krishna Chaitanya , Neerav Karani , Christian Baumgartner , Olivio Donati , Anton Becker , Ender Konukoglu

Recent smaller language models such Phi-3.5 and Phi-4 rely on synthetic data generated using larger Language models. Questions remain about leveraging synthetic data for other use cases, such as adapting LLMs to specific domains. A key…

计算与语言 · 计算机科学 2025-11-06 Haris Riaz , Sourav Bhabesh , Vinayak Arannil , Miguel Ballesteros , Graham Horwood

Dynamic data selection aims to accelerate training with lossless performance. However, reducing training data inherently limits data diversity, potentially hindering generalization. While data augmentation is widely used to enhance…

机器学习 · 计算机科学 2025-05-13 Suorong Yang , Peng Ye , Furao Shen , Dongzhan Zhou