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相关论文: Cascade context encoder for improved inpainting

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We study the average distortion introduced by scalar, vector, and entropy coded quantization of compressive sensing (CS) measurements. The asymptotic behavior of the underlying quantization schemes is either quantified exactly or…

信息论 · 计算机科学 2009-03-07 Wei Dai , Hoa Vinh Pham , Olgica Milenkovic

Long (> 200 ms) audio inpainting, to recover a long missing part in an audio segment, could be widely applied to audio editing tasks and transmission loss recovery. It is a very challenging problem due to the high dimensional, complex and…

声音 · 计算机科学 2019-11-18 Ya-Liang Chang , Kuan-Ying Lee , Po-Yu Wu , Hung-yi Lee , Winston Hsu

We investigate distributed source coding of two correlated sources X and Y where messages are passed to a decoder in a cascade fashion. The encoder of X sends a message at rate R_1 to the encoder of Y. The encoder of Y then sends a message…

信息论 · 计算机科学 2009-05-13 Paul Cuff , Han-I Su , Abbas El Gamal

The processing and recognition of geoscience images have wide applications. Most of existing researches focus on understanding the high-quality geoscience images by assuming that all the images are clear. However, in many real-world cases,…

计算机视觉与模式识别 · 计算机科学 2022-12-07 Huiming Sun , Jin Ma , Qing Guo , Qin Zou , Shaoyue Song , Yuewei Lin , Hongkai Yu

Deep learning-based video inpainting has yielded promising results and gained increasing attention from researchers. Generally, these methods usually assume that the corrupted region masks of each frame are known and easily obtained.…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Zhiliang Wu , Hanyu Xuan , Changchang Sun , Kang Zhang , Yan Yan

This paper offers a comprehensive analysis of recent advancements in video inpainting techniques, a critical subset of computer vision and artificial intelligence. As a process that restores or fills in missing or corrupted portions of…

计算机视觉与模式识别 · 计算机科学 2024-02-01 Shreyank N Gowda , Yash Thakre , Shashank Narayana Gowda , Xiaobo Jin

Image inpainting methods have shown significant improvements by using deep neural networks recently. However, many of these techniques often create distorted structures or blurry textures inconsistent with surrounding areas. The problem is…

计算机视觉与模式识别 · 计算机科学 2022-01-04 Maitreya Suin , Kuldeep Purohit , A. N. Rajagopalan

Recent image inpainting methods have made great progress but often struggle to generate plausible image structures when dealing with large holes in complex images. This is partially due to the lack of effective network structures that can…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Haitian Zheng , Zhe Lin , Jingwan Lu , Scott Cohen , Eli Shechtman , Connelly Barnes , Jianming Zhang , Ning Xu , Sohrab Amirghodsi , Jiebo Luo

In this work, we leverage estimated depth to boost self-supervised contrastive learning for segmentation of urban scenes, where unlabeled videos are readily available for training self-supervised depth estimation. We argue that the…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Liang Zeng , Attila Lengyel , Nergis Tömen , Jan van Gemert

Measuring semantic change has thus far remained a task where methods using contextual embeddings have struggled to improve upon simpler techniques relying only on static word vectors. Moreover, many of the previously proposed approaches…

计算与语言 · 计算机科学 2023-09-07 Dallas Card

Recent techniques such as retrieval-augmented generation or chain-of-thought reasoning have led to longer contexts and increased inference costs. Context compression techniques can reduce these costs, but the most effective approaches…

计算与语言 · 计算机科学 2025-10-24 Hippolyte Pilchen , Edouard Grave , Patrick Pérez

Learned image compression codecs have recently achieved impressive compression performances surpassing the most efficient image coding architectures. However, most approaches are trained to minimize rate and distortion which often leads to…

计算机视觉与模式识别 · 计算机科学 2024-03-06 Daniele Mari , Simone Milani

This paper explores the application of enhancement filtering techniques in neural video compression. Specifically, we categorize these techniques into in-loop contextual filtering and out-of-loop reconstruction enhancement based on whether…

图像与视频处理 · 电气工程与系统科学 2025-09-05 Yaojun Wu , Chaoyi Lin , Yiming Wang , Semih Esenlik , Zhaobin Zhang , Kai Zhang , Li Zhang

This paper presents a video encoding method in which noise is encoded using a novel parametric model representing spectral envelope and spatial distribution of energy. The proposed method has been experimentally assessed using video test…

图像与视频处理 · 电气工程与系统科学 2019-09-04 Olgierd Stankiewicz

Image captioning is a multimodal problem that has drawn extensive attention in both the natural language processing and computer vision community. In this paper, we present a novel image captioning architecture to better explore semantics…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Zhan Shi , Xu Zhou , Xipeng Qiu , Xiaodan Zhu

Surface crack segmentation poses a challenging computer vision task as background, shape, colour and size of cracks vary. In this work we propose optimized deep encoder-decoder methods consisting of a combination of techniques which yield…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Jacob König , Mark Jenkins , Mike Mannion , Peter Barrie , Gordon Morison

Blind video decaptioning is a problem of automatically removing text overlays and inpainting the occluded parts in videos without any input masks. While recent deep learning based inpainting methods deal with a single image and mostly…

计算机视觉与模式识别 · 计算机科学 2019-05-09 Dahun Kim , Sanghyun Woo , Joon-Young Lee , In So Kweon

Image inpainting aims at restoring missing region of corrupted images, which has many applications such as image restoration and object removal. However, current GAN-based inpainting models fail to explicitly consider the semantic…

计算机视觉与模式识别 · 计算机科学 2019-12-17 Ang Li , Jianzhong Qi , Rui Zhang , Ramamohanarao Kotagiri

Existing deep learning based image inpainting methods use a standard convolutional network over the corrupted image, using convolutional filter responses conditioned on both valid pixels as well as the substitute values in the masked holes…

计算机视觉与模式识别 · 计算机科学 2018-12-18 Guilin Liu , Fitsum A. Reda , Kevin J. Shih , Ting-Chun Wang , Andrew Tao , Bryan Catanzaro

Inpainting-based codecs store sparse, quantised pixel data directly and decode by interpolating the discarded image parts. This interpolation can be used simultaneously for efficient coding by predicting pixel data to be stored. Such joint…

图像与视频处理 · 电气工程与系统科学 2020-10-21 Rahul Mohideen Kaja Mohideen , Pascal Peter , Tobias Alt , Joachim Weickert , Alexander Scheer