Normalized conditional variational auto-encoder with adaptive focal loss for imbalanced fault diagnosis of bearing-rotor system

X Zhao, J Yao, W Deng, M Jia, Z Liu - Mechanical Systems and Signal …, 2022 - Elsevier
The distribution of the health data monitored from mechanical system in the industries is
class imbalanced mainly. The amount of monitoring data for the normal condition is far more …

Optimus: Organizing sentences via pre-trained modeling of a latent space

C Li, X Gao, Y Li, B Peng, X Li, Y Zhang… - arxiv preprint arxiv …, 2020 - arxiv.org
When trained effectively, the Variational Autoencoder (VAE) can be both a powerful
generative model and an effective representation learning framework for natural language …

A novel data augmentation approach to fault diagnosis with class-imbalance problem

J Tian, Y Jiang, J Zhang, H Luo, S Yin - Reliability Engineering & System …, 2024 - Elsevier
Data-driven fault diagnosis techniques are frequently applied to ensure the reliability and
safety of industrial systems. However, as a common challenge, the class-imbalance problem …

A Primer on Seq2Seq Models for Generative Chatbots

V Scotti, L Sbattella, R Tedesco - ACM Computing Surveys, 2023 - dl.acm.org
The recent spread of Deep Learning-based solutions for Artificial Intelligence and the
development of Large Language Models has pushed forwards significantly the Natural …

Amortized Variational Inference: A Systematic Review

A Ganguly, S Jain, U Watchareeruetai - Journal of Artificial Intelligence …, 2023 - jair.org
The core principle of Variational Inference (VI) is to convert the statistical inference problem
of computing complex posterior probability densities into a tractable optimization problem …

Deep transfer learning mechanism for fine-grained cross-domain sentiment classification

Z Cao, Y Zhou, A Yang, S Peng - Connection Science, 2021 - Taylor & Francis
The goal of cross-domain sentiment classification is to utilise useful information in the source
domain to help classify sentiment polarity in the target domain, which has a large number of …

Fuse it more deeply! a variational transformer with layer-wise latent variable inference for text generation

J Hu, X Yi, W Li, M Sun, X **e - arxiv preprint arxiv:2207.06130, 2022 - arxiv.org
The past several years have witnessed Variational Auto-Encoder's superiority in various text
generation tasks. However, due to the sequential nature of the text, auto-regressive …

Setrank: A setwise bayesian approach for collaborative ranking in recommender system

C Wang, H Zhu, C Zhu, C Qin, E Chen… - ACM Transactions on …, 2023 - dl.acm.org
The recent development of recommender systems has a focus on collaborative ranking,
which provides users with a sorted list rather than rating prediction. The sorted item lists can …

Debunking free fusion myth: Online multi-view anomaly detection with disentangled product-of-experts modeling

H Wang, ZQ Cheng, J Sun, X Yang, X Wu… - Proceedings of the 31st …, 2023 - dl.acm.org
Multi-view or even multi-modal data is appealing yet challenging for real-world applications.
Detecting anomalies in multi-view data is a prominent recent research topic. However, most …

Towards automatic job description generation with capability-aware neural networks

C Qin, K Yao, H Zhu, T Xu, D Shen… - … on Knowledge and …, 2022 - ieeexplore.ieee.org
A job description shows the responsibilities of the job position and the skill requirements for
the job. An effective job description will help employers to identify the right talents for the job …