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For a foreground object in motion, details of its background which would otherwise be hidden are uncovered through its inner blur. This paper presents a novel hybrid motion blur rendering technique combining post-process image filtering and…

图形学 · 计算机科学 2022-10-12 Yu Wei Tan , Xiaohan Cui , Anand Bhojan

Real-time depth of field in game cinematics tends to approximate the semi-transparent silhouettes of out-of-focus objects through post-processing techniques. We leverage ray tracing hardware acceleration and spatio-temporal reconstruction…

图形学 · 计算机科学 2022-10-13 Yu Wei Tan , Nicholas Chua , Nathan Biette , Anand Bhojan

Depth of Field (DoF) in games is usually achieved as a post-process effect by blurring pixels in the sharp rasterized image based on the defined focus plane. This paper describes a novel real-time DoF technique that uses ray tracing with…

图形学 · 计算机科学 2022-10-12 Yu Wei Tan , Nicholas Chua , Nathan Biette , Anand Bhojan

Classically, rasterization techniques are performed for real-time rendering to meet the constraint of interactive frame rates. However, such techniques do not produce realistic results as compared to ray tracing approaches. Hence, hybrid…

图形学 · 计算机科学 2022-10-31 Yu Wei Tan , Alden Tan , Nicholas Nge , Anand Bhojan

Ray tracing has long been the holy grail of real time rendering. This technique, commonly used for photo realism, simulates the physical behavior of light, at the cost of being computationally heavy. With the introduction of Nvidia RTX…

图形学 · 计算机科学 2023-12-13 Pedro Granja , João Pereira

Distributed hybrid rendering (DHR) is a real-time rendering approach that incorporates cloud-based ray tracing with locally rasterized graphics for interactive thin client metaverse and game applications. With cloud assistance, DHR can…

图形学 · 计算机科学 2024-06-12 Yu Wei Tan , Siang Ern Low , Jonas Chow , Javon Teo , Anand Bhojan

Rendering novel view images is highly desirable for many applications. Despite recent progress, it remains challenging to render high-fidelity and view-consistent novel views of large-scale scenes from in-the-wild images with inevitable…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Peng Dai , Yinda Zhang , Xin Yu , Xiaoyang Lyu , Xiaojuan Qi

Despite significant advances in algorithms and hardware, global illumination continues to be a challenge in the real-time domain. Time constraints often force developers to either compromise on the quality of global illumination or…

图形学 · 计算机科学 2024-06-13 Alexandr Kuznetsov , Stavros Diolatzis , Anton Sochenov , Anton Kaplanyan

We introduce a novel distributed rendering approach to generate high-quality graphics in thin-client games and VR applications. Many mobile devices have limited computational power to achieve ray tracing in real-time. Hence,…

图形学 · 计算机科学 2022-10-12 Yu Wei Tan , Louiz Kim-Chan , Anthony Halim , Anand Bhojan

Ray tracing is a technique for generating an image by tracing the path of light through pixels in an image plane and simulating the effects of high-quality global illumination at a heavy computational cost. Because of the high computation…

图形学 · 计算机科学 2015-04-14 Yutong Qin , Jianbiao Lin , Xiang Huang

Real-time global illumination is key to enabling more dynamic and physically realistic worlds in performance-critical applications such as games or any other applications with real-time constraints.Hardware-accelerated ray tracing in modern…

It is hard to estimate optical flow given a realworld video sequence with camera shake and other motion blur. In this paper, we first investigate the blur parameterization for video footage using near linear motion elements. we then combine…

计算机视觉与模式识别 · 计算机科学 2016-03-08 Wenbin Li , Yang Chen , JeeHang Lee , Gang Ren , Darren Cosker

Moving objects are frequently seen in daily life and usually appear blurred in images due to their motion. While general object retrieval is a widely explored area in computer vision, it primarily focuses on sharp and static objects, and…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Rong Zou , Marc Pollefeys , Denys Rozumnyi

Real-time occlusion handling is a major problem in outdoor mixed reality system because it requires great computational cost mainly due to the complexity of the scene. Using only segmentation, it is difficult to accurately render a virtual…

计算机视觉与模式识别 · 计算机科学 2017-08-01 Menandro Roxas , Tomoki Hori , Taiki Fukiage , Yasuhide Okamoto , Takeshi Oishi

Particle-based representations of radiance fields such as 3D Gaussian Splatting have found great success for reconstructing and re-rendering of complex scenes. Most existing methods render particles via rasterization, projecting them to…

When dynamic objects are captured by a camera, motion blur inevitably occurs. Such a blur is sometimes considered as just a noise, however, it sometimes gives an important effect to add dynamism in the scene for photographs or videos.…

计算机视觉与模式识别 · 计算机科学 2021-09-23 Michihiro Mikamo , Ryo Furukawa , Hiroshi Kawasaki

Photorealistic rendering effects are common in films, but most real time graphics today still rely on scan-line based multi-pass rendering to deliver rich visual experiences. While there have been prior works in distributed path tracing for…

图形学 · 计算机科学 2021-10-25 Feng Xie , Petro Mishchuk , Warren Hunt

Motion blur is a fundamental problem in computer vision as it impacts image quality and hinders inference. Traditional deblurring algorithms leverage the physics of the image formation model and use hand-crafted priors: they usually produce…

计算机视觉与模式识别 · 计算机科学 2018-01-17 Huaijin Chen , Jinwei Gu , Orazio Gallo , Ming-Yu Liu , Ashok Veeraraghavan , Jan Kautz

Photosequencing aims to transform a motion blurred image to a sequence of sharp images. This problem is challenging due to the inherent ambiguities in temporal ordering as well as the recovery of lost spatial textures due to blur. Adopting…

计算机视觉与模式识别 · 计算机科学 2019-12-13 Vijay Rengarajan , Shuo Zhao , Ruiwen Zhen , John Glotzbach , Hamid Sheikh , Aswin C. Sankaranarayanan

Motion blur is one of the major challenges remaining for visual odometry methods. In low-light conditions where longer exposure times are necessary, motion blur can appear even for relatively slow camera motions. In this paper we present a…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Peidong Liu , Xingxing Zuo , Viktor Larsson , Marc Pollefeys
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