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Denoising diffusion probabilistic models have recently received much research attention since they outperform alternative approaches, such as GANs, and currently provide state-of-the-art generative performance. The superior performance of…

计算机视觉与模式识别 · 计算机科学 2022-03-17 Dmitry Baranchuk , Ivan Rubachev , Andrey Voynov , Valentin Khrulkov , Artem Babenko

Text classification is one of the most important and fundamental tasks in natural language processing. Performance of this task mainly dependents on text representation learning. Currently, most existing learning frameworks mainly focus on…

计算与语言 · 计算机科学 2020-02-26 Xien Liu , Song Wang , Xiao Zhang , Xinxin You , Ji Wu , Dejing Dou

Many modern applications deal with multi-label data, such as functional categorizations of genes, image labeling and text categorization. Classification of such data with a large number of labels and latent dependencies among them is a…

机器学习 · 计算机科学 2018-04-05 Zahra Ahmadi , Stefan Kramer

Recently many multi-label image recognition (MLR) works have made significant progress by introducing pre-trained object detection models to generate lots of proposals or utilizing statistical label co-occurrence enhance the correlation…

计算机视觉与模式识别 · 计算机科学 2023-01-10 Tao Pu , Mingzhan Sun , Hefeng Wu , Tianshui Chen , Ling Tian , Liang Lin

We introduce a method for efficient multi-label text classification with large language models (LLMs), built on reformulating classification tasks as sequences of dichotomic (yes/no) decisions. Instead of generating all labels in a single…

计算与语言 · 计算机科学 2025-11-07 Mikołaj Langner , Jan Eliasz , Ewa Rudnicka , Jan Kocoń

Sentence embeddings are an important component of many natural language processing (NLP) systems. Like word embeddings, sentence embeddings are typically learned on large text corpora and then transferred to various downstream tasks, such…

计算与语言 · 计算机科学 2021-05-28 John Giorgi , Osvald Nitski , Bo Wang , Gary Bader

Metaphors play a significant role in our everyday communication, yet detecting them presents a challenge. Traditional methods often struggle with improper application of language rules and a tendency to overlook data sparsity. To address…

计算与语言 · 计算机科学 2024-04-10 Kaidi Jia , Rongsheng Li

Modern NLP models rely heavily on engineered features, which often combine word and contextual information into complex lexical features. Such combination results in large numbers of features, which can lead to over-fitting. We present a…

计算与语言 · 计算机科学 2016-04-05 Mo Yu , Mark Dredze , Raman Arora , Matthew Gormley

Traditional text classifiers are limited to predicting over a fixed set of labels. However, in many real-world applications the label set is frequently changing. For example, in intent classification, new intents may be added over time…

机器学习 · 计算机科学 2019-11-05 Jeremy Wohlwend , Ethan R. Elenberg , Samuel Altschul , Shawn Henry , Tao Lei

Recent advances in large language models enable documents to be represented as dense semantic embeddings, supporting similarity-based operations over large text collections. However, many web-scale systems still rely on flat clustering or…

计算与语言 · 计算机科学 2026-01-30 Thomas Haschka , Joseph Bakarji

In this work, we propose a simple yet effective meta-learning algorithm in semi-supervised learning. We notice that most existing consistency-based approaches suffer from overfitting and limited model generalization ability, especially when…

机器学习 · 计算机科学 2021-03-18 Xin-Yu Zhang , Taihong Xiao , Haolin Jia , Ming-Ming Cheng , Ming-Hsuan Yang

Label noise is ubiquitous in various machine learning scenarios such as self-labeling with model predictions and erroneous data annotation. Many existing approaches are based on heuristics such as sample losses, which might not be flexible…

机器学习 · 计算机科学 2022-12-29 Zhihao Wang , Zongyu Lin , Peiqi Liu , Guidong ZHeng , Junjie Wen , Xianxin Chen , Yujun Chen , Zhilin Yang

State-of-the-art, high capacity deep neural networks not only require large amounts of labelled training data, they are also highly susceptible to label errors in this data, typically resulting in large efforts and costs and therefore…

机器学习 · 计算机科学 2020-07-20 Christian Haase-Schütz , Rainer Stal , Heinz Hertlein , Bernhard Sick

Convolutional neural networks (CNNs) have received increasing attention over the last few years. They were initially conceived for image categorization, i.e., the problem of assigning a semantic label to an entire input image. In this paper…

计算机视觉与模式识别 · 计算机科学 2018-02-14 Emmanuel Maggiori , Yuliya Tarabalka , Guillaume Charpiat , Pierre Alliez

Recent work proposes a family of contextual embeddings that significantly improves the accuracy of sequence labelers over non-contextual embeddings. However, there is no definite conclusion on whether we can build better sequence labelers…

计算与语言 · 计算机科学 2021-06-03 Xinyu Wang , Yong Jiang , Nguyen Bach , Tao Wang , Zhongqiang Huang , Fei Huang , Kewei Tu

This paper introduces a novel model for semantic role labeling that makes use of neural sequence modeling techniques. Our approach is motivated by the observation that complex syntactic structures and related phenomena, such as nested…

计算与语言 · 计算机科学 2016-07-19 Michael Roth , Mirella Lapata

Deep neural models for relation extraction tend to be less reliable when perfectly labeled data is limited, despite their success in label-sufficient scenarios. Instead of seeking more instance-level labels from human annotators, here we…

计算与语言 · 计算机科学 2020-01-17 Wenxuan Zhou , Hongtao Lin , Bill Yuchen Lin , Ziqi Wang , Junyi Du , Leonardo Neves , Xiang Ren

Distant supervision for relation extraction enables one to effectively acquire structured relations out of very large text corpora with less human efforts. Nevertheless, most of the prior-art models for such tasks assume that the given text…

计算与语言 · 计算机科学 2019-09-13 Junfan Chen , Richong Zhang , Yongyi Mao , Hongyu Guo , Jie Xu

We propose a Cross-lingual Encoder-Decoder model that simultaneously translates and generates sentences with Semantic Role Labeling annotations in a resource-poor target language. Unlike annotation projection techniques, our model does not…

计算与语言 · 计算机科学 2019-08-30 Angel Daza , Anette Frank

Classification aids software development activities by organizing requirements in classes for easier access and retrieval. The majority of requirements classification research has, so far, focused on binary or multi-class classification.…