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Text classification is a fundamental problem in the field of natural language processing. Text classification mainly focuses on giving more importance to all the relevant features that help classify the textual data. Apart from these, the…

计算与语言 · 计算机科学 2021-01-25 Suman Dowlagar , Radhika Mamidi

Continuous space word embeddings have received a great deal of attention in the natural language processing and machine learning communities for their ability to model term similarity and other relationships. We study the use of term…

信息检索 · 计算机科学 2016-06-24 Fernando Diaz , Bhaskar Mitra , Nick Craswell

This paper proposes a dataset augmentation method by fine-tuning pre-trained diffusion models. Generating images using a pre-trained diffusion model with textual conditioning often results in domain discrepancy between real data and…

计算机视觉与模式识别 · 计算机科学 2024-12-23 Abdullah Al Rahat , Hemanth Venkateswara

In hierarchical text classification, we perform a sequence of inference steps to predict the category of a document from top to bottom of a given class taxonomy. Most of the studies have focused on developing novels neural network…

计算与语言 · 计算机科学 2020-05-25 Kervy Rivas Rojas , Gina Bustamante , Arturo Oncevay , Marco A. Sobrevilla Cabezudo

Deep learning-based text classification models need abundant labeled data to obtain competitive performance. Unfortunately, annotating large-size corpus is time-consuming and laborious. To tackle this, multiple researches try to use data…

计算与语言 · 计算机科学 2023-02-03 Xiaotian Lin , Nankai Lin , Yingwen Fu , Ziyu Yang , Shengyi Jiang

An all-too-present bottleneck for text classification model development is the need to annotate training data and this need is multiplied for multilingual classifiers. Fortunately, contemporary machine translation models are both easily…

计算与语言 · 计算机科学 2024-05-10 Adam King

Text-to-image (T2I) generative models have recently emerged as a powerful tool, enabling the creation of photo-realistic images and giving rise to a multitude of applications. However, the effective integration of T2I models into…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Zhicai Wang , Longhui Wei , Tan Wang , Heyu Chen , Yanbin Hao , Xiang Wang , Xiangnan He , Qi Tian

Effectively leveraging multimodal information from social media posts is essential to various downstream tasks such as sentiment analysis, sarcasm detection or hate speech classification. Jointly modeling text and images is challenging…

计算与语言 · 计算机科学 2024-02-06 Danae Sánchez Villegas , Daniel Preoţiuc-Pietro , Nikolaos Aletras

Traditional data augmentation aims to increase the coverage of the input distribution by generating augmented examples that strongly resemble original samples in an online fashion where augmented examples dominate training. In this paper,…

计算与语言 · 计算机科学 2021-01-15 Jason Wei , Chengyu Huang , Shiqi Xu , Soroush Vosoughi

In practice, it is common to find oneself with far too little text data to train a deep neural network. This "Big Data Wall" represents a challenge for minority language communities on the Internet, organizations, laboratories and companies…

计算与语言 · 计算机科学 2018-12-13 Claude Coulombe

We propose \emph{MaxUp}, an embarrassingly simple, highly effective technique for improving the generalization performance of machine learning models, especially deep neural networks. The idea is to generate a set of augmented data with…

机器学习 · 计算机科学 2020-02-24 Chengyue Gong , Tongzheng Ren , Mao Ye , Qiang Liu

Data augmentation has shown its effectiveness in resolving the data-hungry problem and improving model's generalization ability. However, the quality of augmented data can be varied, especially compared with the raw/original data. To boost…

计算与语言 · 计算机科学 2024-09-27 Guanyi Mou , Yichuan Li , Kyumin Lee

How to solve the data scarcity problem for end-to-end speech-to-text translation (ST)? It's well known that data augmentation is an efficient method to improve performance for many tasks by enlarging the dataset. In this paper, we propose…

计算与语言 · 计算机科学 2022-12-08 Xuxin Cheng , Qianqian Dong , Fengpeng Yue , Tom Ko , Mingxuan Wang , Yuexian Zou

This paper presents our system developed for the SemEval-2025 Task 9: The Food Hazard Detection Challenge. The shared task's objective is to evaluate explainable classification systems for classifying hazards and products in two levels of…

Deep learning-based pronunciation scoring models highly rely on the availability of the annotated non-native data, which is costly and has scalability issues. To deal with the data scarcity problem, data augmentation is commonly used for…

音频与语音处理 · 电气工程与系统科学 2022-03-04 Kaiqi Fu , Shaojun Gao , Kai Wang , Wei Li , Xiaohai Tian , Zejun Ma

This paper presents preliminary works on using Word Embedding (word2vec) for query expansion in the context of Personalized Information Retrieval. Traditionally, word embeddings are learned on a general corpus, like Wikipedia. In this work…

信息检索 · 计算机科学 2016-06-23 Nawal Ould-Amer , Philippe Mulhem , Mathias Gery

Math Word Problem (MWP) solving presents a challenging task in Natural Language Processing (NLP). This study aims to provide MWP solvers with a more diverse training set, ultimately improving their ability to solve various math problems. We…

计算与语言 · 计算机科学 2024-05-02 Gulsum Yigit , Mehmet Fatih Amasyali

Text data augmentation is an effective strategy for overcoming the challenge of limited sample sizes in many natural language processing (NLP) tasks. This challenge is especially prominent in the few-shot learning scenario, where the data…

The quality of a Neural Machine Translation system depends substantially on the availability of sizable parallel corpora. For low-resource language pairs this is not the case, resulting in poor translation quality. Inspired by work in…

计算与语言 · 计算机科学 2018-02-14 Marzieh Fadaee , Arianna Bisazza , Christof Monz

The increasing proliferation of misinformation and its alarming impact have motivated both industry and academia to develop approaches for fake news detection. However, state-of-the-art approaches are usually trained on datasets of smaller…

计算与语言 · 计算机科学 2023-05-31 Sahar Tahmasebi , Sherzod Hakimov , Ralph Ewerth , Eric Müller-Budack