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We present in this paper an efficient approach for acoustic scene classification by exploring the structure of class labels. Given a set of class labels, a category taxonomy is automatically learned by collectively optimizing a clustering…

多媒体 · 计算机科学 2016-07-27 Huy Phan , Lars Hertel , Marco Maass , Philipp Koch , Alfred Mertins

We map categorical variables in a function approximation problem into Euclidean spaces, which are the entity embeddings of the categorical variables. The mapping is learned by a neural network during the standard supervised training…

机器学习 · 计算机科学 2016-04-25 Cheng Guo , Felix Berkhahn

Label ranking is a prediction task which deals with learning a mapping between an instance and a ranking (i.e., order) of labels from a finite set, representing their relevance to the instance. Boosting is a well-known and reliable ensemble…

机器学习 · 计算机科学 2020-09-24 Lihi Dery , Erez Shmueli

We address the problem of visual knowledge adaptation by leveraging labeled patterns from source domain and a very limited number of labeled instances in target domain to learn a robust classifier for visual categorization. This paper…

计算机视觉与模式识别 · 计算机科学 2016-08-10 Lei Zhang , David Zhang

In this paper, we study zero-shot learning in audio classification via semantic embeddings extracted from textual labels and sentence descriptions of sound classes. Our goal is to obtain a classifier that is capable of recognizing audio…

音频与语音处理 · 电气工程与系统科学 2021-02-12 Huang Xie , Tuomas Virtanen

Embedding techniques have become essential components of large databases in the deep learning era. By encoding discrete entities, such as words, items, or graph nodes, into continuous vector spaces, embeddings facilitate more efficient…

信息检索 · 计算机科学 2024-10-18 Shiwei Li , Zhuoqi Hu , Xing Tang , Haozhao Wang , Shijie Xu , Weihong Luo , Yuhua Li , Xiuqiang He , Ruixuan Li

Entity Matching (EM) is a core data cleaning task, aiming to identify different mentions of the same real-world entity. Active learning is one way to address the challenge of scarce labeled data in practice, by dynamically collecting the…

数据库 · 计算机科学 2020-03-31 Venkata Vamsikrishna Meduri , Lucian Popa , Prithviraj Sen , Mohamed Sarwat

Event extraction (EE) is the task of identifying interested event mentions from text. Conventional efforts mainly focus on the supervised setting. However, these supervised models cannot generalize to event types out of the pre-defined…

计算与语言 · 计算机科学 2022-11-15 Hongming Zhang , Wenlin Yao , Dong Yu

Embedding models typically associate each word with a single real-valued vector, representing its different properties. Evaluation methods, therefore, need to analyze the accuracy and completeness of these properties in embeddings. This…

计算与语言 · 计算机科学 2018-07-20 Yadollah Yaghoobzadeh , Katharina Kann , Hinrich Schütze

Customer reviews play a crucial role in assessing customer satisfaction, gathering feedback, and driving improvements for businesses. Analyzing these reviews provides valuable insights into customer sentiments, including compliments,…

计算与语言 · 计算机科学 2023-08-23 Anusuya Krishnan

Semantic labeling for numerical values is a task of assigning semantic labels to unknown numerical attributes. The semantic labels could be numerical properties in ontologies, instances in knowledge bases, or labeled data that are manually…

数据库 · 计算机科学 2018-08-17 Phuc Nguyen , Khai Nguyen , Ryutaro Ichise , Hideaki Takeda

Text clustering serves as a fundamental technique for organizing and interpreting unstructured textual data, particularly in contexts where manual annotation is prohibitively costly. With the rapid advancement of Large Language Models…

计算与语言 · 计算机科学 2025-10-08 Chen Huang , Guoxiu He

Current state-of-the-art approaches to text classification typically leverage BERT-style Transformer models with a softmax classifier, jointly fine-tuned to predict class labels of a target task. In this paper, we instead propose an…

计算与语言 · 计算机科学 2022-12-02 Kishaloy Halder , Josip Krapac , Alan Akbik , Anthony Brew , Matti Lyra

State-of-the-art audio classification often employs a zero-shot approach, which involves comparing audio embeddings with embeddings from text describing the respective audio class. These embeddings are usually generated by neural networks…

声音 · 计算机科学 2025-07-29 James Taylor , Wolfgang Mack

Learning with noisy labels aims to ensure model generalization given a label-corrupted training set. The sample selection strategy achieves promising performance by selecting a label-reliable subset for model training. In this paper, we…

机器学习 · 计算机科学 2025-04-11 Qi Wei , Lei Feng , Haobo Wang , Bo An

With the booming of Large Language Models (LLMs), prompt-learning has become a promising method mainly researched in various research areas. Recently, many attempts based on prompt-learning have been made to improve the performance of text…

计算与语言 · 计算机科学 2024-06-07 Chun Liu , Hongguang Zhang , Kainan Zhao , Xinghai Ju , Lin Yang

Named entity classification is the task of classifying text-based elements into various categories, including places, names, dates, times, and monetary values. A bottleneck in named entity classification, however, is the data problem of…

计算与语言 · 计算机科学 2017-03-16 Ai Hirata , Mamoru Komachi

We propose a framework that learns a representation transferable across different domains and tasks in a label efficient manner. Our approach battles domain shift with a domain adversarial loss, and generalizes the embedding to novel task…

机器学习 · 统计学 2017-12-04 Zelun Luo , Yuliang Zou , Judy Hoffman , Li Fei-Fei

The challenge of recognizing named entities in a given text has been a very dynamic field in recent years. This is due to the advances in neural network architectures, increase of computing power and the availability of diverse labeled…

计算与语言 · 计算机科学 2023-01-10 Nasi Jofche , Kostadin Mishev , Riste Stojanov , Milos Jovanovik , Dimitar Trajanov

Named Entity Recognition (NER) in domains like e-commerce is an understudied problem due to the lack of annotated datasets. Recognizing novel entity types in this domain, such as products, components, and attributes, is challenging because…

计算与语言 · 计算机科学 2020-05-25 Hanchu Zhang , Leonhard Hennig , Christoph Alt , Changjian Hu , Yao Meng , Chao Wang