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Segmenting an image into its parts is a frequent preprocess for high-level vision tasks such as image editing. However, annotating masks for supervised training is expensive. Weakly-supervised and unsupervised methods exist, but they depend…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Xingzhe He , Bastian Wandt , Helge Rhodin

Recently, token-based generation have demonstrated their effectiveness in image synthesis. As a representative example, non-autoregressive Transformers (NATs) can generate decent-quality images in a few steps. NATs perform generation in a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Zanlin Ni , Yulin Wang , Renping Zhou , Yizeng Han , Jiayi Guo , Zhiyuan Liu , Yuan Yao , Gao Huang

We propose R3GS, a robust reconstruction and relocalization framework tailored for unconstrained datasets. Our method uses a hybrid representation during training. Each anchor combines a global feature from a convolutional neural network…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Xu yan , Zhaohui Wang , Rong Wei , Jingbo Yu , Dong Li , Xiangde Liu

Discrete diffusion models offer global context awareness and flexible parallel generation. However, uniform random noise schedulers in standard DLLM training overlook the highly non-uniform information density inherent in real-world…

Machine Learning · Computer Science 2026-03-18 Linrui Ma , Yufei Cui , Kai Han , Yunhe Wang

The recent large-scale text-to-speech (TTS) systems are usually grouped as autoregressive and non-autoregressive systems. The autoregressive systems implicitly model duration but exhibit certain deficiencies in robustness and lack of…

Image inpainting has made significant advances in recent years. However, it is still challenging to recover corrupted images with both vivid textures and reasonable structures. Some specific methods only tackle regular textures while losing…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Qiaole Dong , Chenjie Cao , Yanwei Fu

In the recent years, heterogeneous machine learning accelerators have become of significant interest in science, engineering and industry. The major processing speed bottlenecks in these platforms come from (a) an electronic data…

Optics · Physics 2022-08-25 Maria Solyanik-Gorgone , Behrouz Movahhed , Volker J Sorger

Standard modern machine-learning-based imaging methods have faced challenges in medical applications due to the high cost of dataset construction and, thereby, the limited labeled training data available. Additionally, upon deployment,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Amin Karimi Monsefi , Payam Karisani , Mengxi Zhou , Stacey Choi , Nathan Doble , Heng Ji , Srinivasan Parthasarathy , Rajiv Ramnath

The remarkable performance of large multimodal models (LMMs) has attracted significant interest from the image segmentation community. To align with the next-token-prediction paradigm, current LMM-driven segmentation methods either use…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Tao Wang , Changxu Cheng , Lingfeng Wang , Senda Chen , Wuyue Zhao

Small CNN-based models usually require transferring knowledge from a large model before they are deployed in computationally resource-limited edge devices. Masked image modeling (MIM) methods achieve great success in various visual tasks…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Ziming Wang , Shumin Han , Xiaodi Wang , Jing Hao , Xianbin Cao , Baochang Zhang

For unsupervised image-to-image translation, we propose a discriminator architecture which focuses on the statistical features instead of individual patches. The network is stabilized by distribution matching of key statistical features at…

Computer Vision and Pattern Recognition · Computer Science 2021-08-30 Xuning Shao , Weidong Zhang

Modern deep learning methods typically treat image sequences as large tensors of sequentially stacked frames. However, is this straightforward representation ideal given the current state-of-the-art (SoTA)? In this work, we address this…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Snehal Singh Tomar , Alexandros Graikos , Arjun Krishna , Dimitris Samaras , Klaus Mueller

Although masked image generation models and masked diffusion models are designed with different motivations and objectives, we observe that they can be unified within a single framework. Building upon this insight, we carefully explore the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Zebin You , Jingyang Ou , Xiaolu Zhang , Jun Hu , Jun Zhou , Chongxuan Li

Two-stage and query-based instance segmentation methods have achieved remarkable results. However, their segmented masks are still very coarse. In this paper, we present Mask Transfiner for high-quality and efficient instance segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Lei Ke , Martin Danelljan , Xia Li , Yu-Wing Tai , Chi-Keung Tang , Fisher Yu

Visual generative models based on latent space have achieved great success, underscoring the significance of visual tokenization. Mapping images to latents boosts efficiency and enables multimodal alignment for scaling up in downstream…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Yunpeng Qu , Kaidong Zhang , Yukang Ding , Ying Chen , Jian Wang

Image tokenization has enabled major advances in autoregressive image generation by providing compressed, discrete representations that are more efficient to process than raw pixels. While traditional approaches use 2D grid tokenization,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Roman Bachmann , Jesse Allardice , David Mizrahi , Enrico Fini , Oğuzhan Fatih Kar , Elmira Amirloo , Alaaeldin El-Nouby , Amir Zamir , Afshin Dehghan

Image-to-image translation has been revolutionized with GAN-based methods. However, existing methods lack the ability to preserve the identity of the source domain. As a result, synthesized images can often over-adapt to the reference…

Computer Vision and Pattern Recognition · Computer Science 2021-08-06 Mu Cai , Hong Zhang , Huijuan Huang , Qichuan Geng , Yixuan Li , Gao Huang

Recent image generative models typically capture the image distribution in a pre-constructed latent space, relying on a frozen image tokenizer. However, there exists a significant discrepancy between the reconstruction and generation…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Kai Qiu , Xiang Li , Hao Chen , Jason Kuen , Xiaohao Xu , Jiuxiang Gu , Yinyi Luo , Bhiksha Raj , Zhe Lin , Marios Savvides

Training visual embeddings with labeled data supervision has been the de facto setup for representation learning in computer vision. Inspired by recent success of adopting masked image modeling (MIM) in self-supervised representation…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Kaifeng Chen , Daniel Salz , Huiwen Chang , Kihyuk Sohn , Dilip Krishnan , Mojtaba Seyedhosseini

Numerous attempts have been made to the task of person-agnostic face swapping given its wide applications. While existing methods mostly rely on tedious network and loss designs, they still struggle in the information balancing between the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Zhiliang Xu , Hang Zhou , Zhibin Hong , Ziwei Liu , Jiaming Liu , Zhizhi Guo , Junyu Han , Jingtuo Liu , Errui Ding , Jingdong Wang