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Current deep neural networks (DNNs) can easily overfit to biased training data with corrupted labels or class imbalance. Sample re-weighting strategy is commonly used to alleviate this issue by designing a weighting function mapping from…

机器学习 · 计算机科学 2019-09-30 Jun Shu , Qi Xie , Lixuan Yi , Qian Zhao , Sanping Zhou , Zongben Xu , Deyu Meng

We introduce Resilient Multiple Choice Learning (rMCL), an extension of the MCL approach for conditional distribution estimation in regression settings where multiple targets may be sampled for each training input. Multiple Choice Learning…

Multi-task learning (MTL) aims to improve generalization performance by learning multiple related tasks simultaneously. While sometimes the underlying task relationship structure is known, often the structure needs to be estimated from data…

Reading comprehension is a challenging task in natural language processing and requires a set of skills to be solved. While current approaches focus on solving the task as a whole, in this paper, we propose to use a neural network `skill'…

计算与语言 · 计算机科学 2017-11-13 Todor Mihaylov , Zornitsa Kozareva , Anette Frank

Generative modeling has recently shown great promise in computer vision, but it has mostly focused on synthesizing visually realistic images. In this paper, motivated by multi-task learning of shareable feature representations, we consider…

计算机视觉与模式识别 · 计算机科学 2021-06-28 Zhipeng Bao , Martial Hebert , Yu-Xiong Wang

Advances in machine reading comprehension (MRC) rely heavily on the collection of large scale human-annotated examples in the form of (question, paragraph, answer) triples. In contrast, humans are typically able to generalize with only a…

计算与语言 · 计算机科学 2020-10-15 Qinyuan Ye , Xiao Huang , Elizabeth Boschee , Xiang Ren

Multi-Task Learning (MTL) aims to enhance the model generalization by sharing representations between related tasks for better performance. Typical MTL methods are jointly trained with the complete multitude of ground-truths for all tasks…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Yufeng Wang , Yi-Hsuan Tsai , Wei-Chih Hung , Wenrui Ding , Shuo Liu , Ming-Hsuan Yang

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

This paper presents a systematic review of benchmarks and approaches for explainability in Machine Reading Comprehension (MRC). We present how the representation and inference challenges evolved and the steps which were taken to tackle…

计算与语言 · 计算机科学 2020-10-02 Mokanarangan Thayaparan , Marco Valentino , André Freitas

Multi-task learning (MTL) is critical in real-world applications such as autonomous driving and robotics, enabling simultaneous handling of diverse tasks. However, obtaining fully annotated data for all tasks is impractical due to labeling…

机器学习 · 计算机科学 2026-01-13 Youngmin Oh , Hyung-Il Kim , Jung Uk Kim

Improving sample efficiency is central to Reinforcement Learning (RL), especially in environments where the rewards are sparse. Some recent approaches have proposed to specify reward functions as manually designed or learned reward…

机器学习 · 计算机科学 2024-01-26 Shuai Han , Mehdi Dastani , Shihan Wang

Multi-target regression is useful in a plethora of applications. Although random forest models perform well in these tasks, they are often difficult to interpret. Interpretability is crucial in machine learning, especially when it can…

机器学习 · 计算机科学 2023-03-30 Avraam Bardos , Nikolaos Mylonas , Ioannis Mollas , Grigorios Tsoumakas

Meta-learning leverages related source tasks to learn an initialization that can be quickly fine-tuned to a target task with limited labeled examples. However, many popular meta-learning algorithms, such as model-agnostic meta-learning…

机器学习 · 统计学 2020-03-24 Diana Cai , Rishit Sheth , Lester Mackey , Nicolo Fusi

Evolutionary multitasking (EMT) algorithms typically require tailored designs for knowledge transfer, in order to assure convergence and optimality in multitask optimization. In this paper, we explore designing a systematic and…

神经与进化计算 · 计算机科学 2025-11-20 Jiajun Zhan , Zeyuan Ma , Yue-Jiao Gong , Kay Chen Tan

Multilingual neural machine translation (MNMT) learns to translate multiple language pairs with a single model, potentially improving both the accuracy and the memory-efficiency of deployed models. However, the heavy data imbalance between…

计算与语言 · 计算机科学 2021-09-10 Chunting Zhou , Daniel Levy , Xian Li , Marjan Ghazvininejad , Graham Neubig

Despite the growing variety of languages supported by existing multilingual neural machine translation (MNMT) models, most of the world's languages are still being left behind. We aim to extend large-scale MNMT models to incorporate a new…

计算与语言 · 计算机科学 2025-12-02 Wen Lai , Viktor Hangya , Yingli Shen , Alexander Fraser

Task requirements (TRs) writing is an important question type in Key English Test and Preliminary English Test. A TR writing question may include multiple requirements and a high-quality essay must respond to each requirement thoroughly and…

计算与语言 · 计算机科学 2021-07-19 Shiting Xu , Guowei Xu , Peilei Jia , Wenbiao Ding , Zhongqin Wu , Zitao Liu

Remarkable success has been achieved in the last few years on some limited machine reading comprehension (MRC) tasks. However, it is still difficult to interpret the predictions of existing MRC models. In this paper, we focus on extracting…

计算与语言 · 计算机科学 2019-09-25 Hai Wang , Dian Yu , Kai Sun , Jianshu Chen , Dong Yu , David McAllester , Dan Roth

This paper explores the effect of using multitask learning for abstractive summarization in the context of small training corpora. In particular, we incorporate four different tasks (extractive summarization, language modeling, concept…

计算与语言 · 计算机科学 2021-09-20 Ahmed Magooda , Mohamed Elaraby , Diane Litman

This paper proposes a synergy of amortised and particle-based methods for sampling from distributions defined by unnormalised density functions. We state a connection between sequential Monte Carlo (SMC) and neural sequential samplers…

机器学习 · 计算机科学 2025-10-14 Sanghyeok Choi , Sarthak Mittal , Víctor Elvira , Jinkyoo Park , Nikolay Malkin