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Generative models for images have gained significant attention in computer vision and natural language processing due to their ability to generate realistic samples from complex data distributions. To leverage the advances of image-based…

Machine Learning · Computer Science 2023-09-01 Justin Hellermann , Stefan Lessmann

Time dependent data is a main source of information in today's data driven world. Generating this type of data though has shown its challenges and made it an interesting research area in the field of generative machine learning. One such…

Machine Learning · Computer Science 2021-03-03 Kaleb E. Smith , Anthony O. Smith

Vector graphics are widely used in digital art and highly favored by designers due to their scalability and layer-wise properties. However, the process of creating and editing vector graphics requires creativity and design expertise, making…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Peiying Zhang , Nanxuan Zhao , Jing Liao

Recently, GAN based speech synthesis methods, such as MelGAN, have become very popular. Compared to conventional autoregressive based methods, parallel structures based generators make waveform generation process fast and stable. However,…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-25 Qiao Tian , Yi Chen , Zewang Zhang , Heng Lu , Linghui Chen , Lei Xie , Shan Liu

Learning-based 3D reconstruction models, represented by Visual Geometry Grounded Transformers (VGGTs), have made remarkable progress with the use of large-scale transformers. Their prohibitive computational and memory costs severely hinder…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Weilun Feng , Haotong Qin , Mingqiang Wu , Chuanguang Yang , Yuqi Li , Xiangqi Li , Zhulin An , Libo Huang , Yulun Zhang , Michele Magno , Yongjun Xu

Inspired by the tremendous success of deep Convolutional Neural Networks as generic feature extractors for images, we propose TimeNet: a deep recurrent neural network (RNN) trained on diverse time series in an unsupervised manner using…

Machine Learning · Computer Science 2017-06-28 Pankaj Malhotra , Vishnu TV , Lovekesh Vig , Puneet Agarwal , Gautam Shroff

Quality of Experience (QoE) prediction plays a crucial role in optimizing resource management and enhancing user satisfaction across both telecommunication and OTT services. While recent advances predominantly rely on deep learning models,…

Machine Learning · Computer Science 2025-05-01 Vinti Nayar , Kanica Sachdev , Brejesh Lall

Masked Image Modeling (MIM) with Vector Quantization (VQ) has achieved great success in both self-supervised pre-training and image generation. However, most existing methods struggle to address the trade-off in shared latent space for…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Siyuan Li , Luyuan Zhang , Zedong Wang , Juanxi Tian , Cheng Tan , Zicheng Liu , Chang Yu , Qingsong Xie , Haonan Lu , Haoqian Wang , Zhen Lei

Vector quantization (VQ) underpins modern generative and representation models by turning continuous latents into discrete tokens. Yet hard nearest-neighbor assignments are non-differentiable and are typically optimized with heuristic…

Machine Learning · Computer Science 2026-02-03 Haochen You , Heng Zhang , Hongyang He , Yuqi Li , Baojing Liu

Generative adversarial networks (GANs) learn a latent space whose samples can be mapped to real-world images. Such latent spaces are difficult to interpret. Some earlier supervised methods aim to create an interpretable latent space or…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Mohammad Hassan Vali , Tom Bäckström

Generative modeling of time series is a central challenge in time series analysis, particularly under data-scarce conditions. Despite recent advances in generative modeling, a comprehensive understanding of how state-of-the-art generative…

Machine Learning · Computer Science 2025-05-28 Tal Gonen , Itai Pemper , Ilan Naiman , Nimrod Berman , Omri Azencot

Quantum machine learning is expected to be one of the first practical applications of near-term quantum devices. Pioneer theoretical works suggest that quantum generative adversarial networks (GANs) may exhibit a potential exponential…

Generative models (GMs) such as Generative Adversary Network (GAN) and Variational Auto-Encoder (VAE) have thrived these years and achieved high quality results in generating new samples. Especially in Computer Vision, GMs have been used in…

Machine Learning · Computer Science 2018-04-27 Honggang Zhou , Yunchun Li , Hailong Yang , Wei Li , Jie Jia

Long-range time series forecasting is usually based on one of two existing forecasting strategies: Direct Forecasting and Iterative Forecasting, where the former provides low bias, high variance forecasts and the later leads to low…

Machine Learning · Computer Science 2022-08-08 Shiyu Liu , Rohan Ghosh , Mehul Motani

Vector Quantized Variational Autoencoders (VQ-VAEs) are fundamental models that compress continuous visual data into discrete tokens. Existing methods have tried to improve the quantization strategy for better reconstruction quality,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Mingkai Jia , Wei Yin , Xiaotao Hu , Jiaxin Guo , Xiaoyang Guo , Qian Zhang , Xiao-Xiao Long , Ping Tan

Temporal Graph Learning, which aims to model the time-evolving nature of graphs, has gained increasing attention and achieved remarkable performance recently. However, in reality, graph structures are often incomplete and noisy, which…

Machine Learning · Computer Science 2023-08-16 Haozhen Zhang , Xueting Han , Xi Xiao , Jing Bai

Time series analysis is vital for numerous applications, and transformers have become increasingly prominent in this domain. Leading methods customize the transformer architecture from NLP and CV, utilizing a patching technique to convert…

Machine Learning · Computer Science 2024-02-09 Yanjun Zhao , Tian Zhou , Chao Chen , Liang Sun , Yi Qian , Rong Jin

Vector-quantized based models have recently demonstrated strong potential for visual prior modeling. However, existing VQ-based methods simply encode visual features with nearest codebook items and train index predictor with code-level…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Qifan Li , Jiale Zou , Jinhua Zhang , Wei Long , Xingyu Zhou , Shuhang Gu

Quantum computing may offer new approaches for advancing machine learning, including in complex tasks such as anomaly detection in network traffic. In this paper, we introduce a quantum generative adversarial network (QGAN) architecture for…

Machine Learning · Computer Science 2025-05-20 Wajdi Hammami , Soumaya Cherkaoui , Shengrui Wang

We propose a twin support vector quantile regression (TSVQR) to capture the heterogeneous and asymmetric information in modern data. Using a quantile parameter, TSVQR effectively depicts the heterogeneous distribution information with…

Machine Learning · Statistics 2023-05-09 Yafen Ye , Zhihu Xu , Jinhua Zhang , Weijie Chen , Yuanhai Shao