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This paper studies the problem of novel category discovery on single- and multi-modal data with labels from different but relevant categories. We present a generic, end-to-end framework to jointly learn a reliable representation and assign…

计算机视觉与模式识别 · 计算机科学 2021-10-18 Xuhui Jia , Kai Han , Yukun Zhu , Bradley Green

Multi-label learning is concerned with the classification of data with multiple class labels. This is in contrast to the traditional classification problem where every data instance has a single label. Due to the exponential size of output…

机器学习 · 计算机科学 2018-12-27 Vikas Kumar , Arun K Pujari , Vineet Padmanabhan , Venkateswara Rao Kagita

Hierarchical taxonomies are common in many contexts, and they are a very natural structure humans use to organise information. In machine learning, the family of methods that use the 'extra' information is called hierarchical…

机器学习 · 计算机科学 2024-02-01 Ines Nolasco , Dan Stowell

Deep learning approaches have recently achieved impressive performance on both audio source separation and sound classification. Most audio source separation approaches focus only on separating sources belonging to a restricted domain of…

声音 · 计算机科学 2021-05-14 Efthymios Tzinis , Scott Wisdom , John R. Hershey , Aren Jansen , Daniel P. W. Ellis

Deep learning is very data hungry, and supervised learning especially requires massive labeled data to work well. Machine listening research often suffers from limited labeled data problem, as human annotations are costly to acquire, and…

声音 · 计算机科学 2021-02-08 Ho-Hsiang Wu , Chieh-Chi Kao , Qingming Tang , Ming Sun , Brian McFee , Juan Pablo Bello , Chao Wang

Deep representation learning is a subfield of machine learning that focuses on learning meaningful and useful representations of data through deep neural networks. However, existing methods for semantic classification typically employ…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Kangjun Liu , Ke Chen , Kui Jia , Yaowei Wang

The Limit Order Book (LOB), the mostly fundamental data of the financial market, provides a fine-grained view of market dynamics while poses significant challenges in dealing with the esteemed deep models due to its strong autocorrelation,…

计算工程、金融与科学 · 计算机科学 2025-05-06 Muyao Zhong , Yushi Lin , Peng Yang

Mapping a search query to a set of relevant categories in the product taxonomy is a significant challenge in e-commerce search for two reasons: 1) Training data exhibits severe class imbalance problem due to biased click behavior, and 2)…

信息检索 · 计算机科学 2021-05-11 Ali Ahmadvand , Surya Kallumadi , Faizan Javed , Eugene Agichtein

Representation learning is a fundamental building block for analyzing entities in a database. While the existing embedding learning methods are effective in various data mining problems, their applicability is often limited because these…

机器学习 · 计算机科学 2020-09-24 Chin-Chia Michael Yeh , Dhruv Gelda , Zhongfang Zhuang , Yan Zheng , Liang Gou , Wei Zhang

The absence of large labeled datasets remains a significant challenge in many application areas of deep learning. Researchers and practitioners typically resort to transfer learning and data augmentation to alleviate this issue. We study…

声音 · 计算机科学 2022-11-01 Paul Primus , Gerhard Widmer

Training semantic segmentation models on multiple datasets has sparked a lot of recent interest in the computer vision community. This interest has been motivated by expensive annotations and a desire to achieve proficiency across multiple…

计算机视觉与模式识别 · 计算机科学 2022-10-27 Petra Bevandić , Siniša Šegvić

Label noise is frequently observed in real-world large-scale datasets. The noise is introduced due to a variety of reasons; it is heterogeneous and feature-dependent. Most existing approaches to handling noisy labels fall into two…

机器学习 · 计算机科学 2021-03-30 Yikai Zhang , Songzhu Zheng , Pengxiang Wu , Mayank Goswami , Chao Chen

Modeling various aspects that make a music piece unique is a challenging task, requiring the combination of multiple sources of information. Deep learning is commonly used to obtain representations using various sources of information, such…

声音 · 计算机科学 2021-04-05 Andres Ferraro , Xavier Favory , Konstantinos Drossos , Yuntae Kim , Dmitry Bogdanov

Data generated by edge devices has the potential to train intelligent autonomous systems across various domains. Despite the emergence of diverse machine learning approaches addressing privacy concerns and utilizing distributed data,…

机器学习 · 计算机科学 2024-03-12 Adarsh N L , Arun P , Alok Porwal , Malcolm Aranha

Word embeddings -- distributed representations of words -- in deep learning are beneficial for many tasks in natural language processing (NLP). However, different embedding sets vary greatly in quality and characteristics of the captured…

计算与语言 · 计算机科学 2015-12-31 Wenpeng Yin , Hinrich Schütze

Machine listening systems often rely on fixed taxonomies to organize and label audio data, key for training and evaluating deep neural networks (DNNs) and other supervised algorithms. However, such taxonomies face significant constraints:…

声音 · 计算机科学 2024-09-19 Paraskevas Stamatiadis , Michel Olvera , Slim Essid

Many tasks in natural language processing can be viewed as multi-label classification problems. However, most of the existing models are trained with the standard cross-entropy loss function and use a fixed prediction policy (e.g., a…

计算与语言 · 计算机科学 2019-09-11 Jiawei Wu , Wenhan Xiong , William Yang Wang

Collecting labeled data to train deep neural networks is costly and even impractical for many tasks. Thus, research effort has been focused in automatically curated datasets or unsupervised and weakly supervised learning. The common problem…

机器学习 · 计算机科学 2019-01-03 Nam Le , Jean-Marc Odobez

Label embedding is a framework for multiclass classification problems where each label is represented by a distinct vector of some fixed dimension, and training involves matching model output to the vector representing the correct label.…

机器学习 · 计算机科学 2025-09-01 Jianxin Zhang , Clayton Scott

Speech representation learning approaches for non-semantic tasks such as language recognition have either explored supervised embedding extraction methods using a classifier model or self-supervised representation learning approaches using…

计算与语言 · 计算机科学 2023-06-08 Shikhar Vashishth , Shikhar Bharadwaj , Sriram Ganapathy , Ankur Bapna , Min Ma , Wei Han , Vera Axelrod , Partha Talukdar