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Related papers: Transfer Function Optimization for Comparative Vol…

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We present a differentiable volume rendering solution that provides differentiability of all continuous parameters of the volume rendering process. This differentiable renderer is used to steer the parameters towards a setting with an…

Graphics · Computer Science 2022-07-26 Sebastian Weiss , Rüdiger Westermann

In volume rendering, transfer functions are used to classify structures of interest, and to assign optical properties such as color and opacity. They are commonly defined as 1D or 2D functions that map simple features to these optical…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Dominik Engel , Leon Sick , Timo Ropinski

Transfer function design is crucial in volume rendering, as it directly influences the visual representation and interpretation of volumetric data. However, creating effective transfer functions that align with users' visual objectives is…

Graphics · Computer Science 2024-06-25 Sangwon Jeong , Jixian Li , Christopher Johnson , Shusen Liu , Matthew Berger

Transfer Function (TF) generation is a fundamental problem in Direct Volume Rendering (DVR). A TF maps voxels to color and opacity values to reveal inner structures. Existing TF tools are complex and unintuitive for the users who are more…

Graphics · Computer Science 2017-12-01 Naimul Khan , Riadh Ksantini , Ling Guan

For medical volume visualization, one of the most important tasks is to reveal clinically relevant details from the 3D scan (CT, MRI ...), e.g. the coronary arteries, without obscuring them with less significant parts. These volume datasets…

Artificial Intelligence · Computer Science 2009-06-12 Dženan Zukić , Andreas Elsner , Zikrija Avdagić , Gitta Domik

We present a novel way of approaching image-based 3D reconstruction based on radiance fields. The problem of volumetric reconstruction is formulated as a non-linear least-squares problem and solved explicitly without the use of neural…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Sverker Rasmuson , Erik Sintorn , Ulf Assarsson

This paper presents a light-weight, high-quality texture synthesis algorithm that easily generalizes to other applications such as style transfer and texture mixing. We represent texture features through the deep neural activation vectors…

Graphics · Computer Science 2020-10-29 Eric Risser

The benefits of medical imaging are enormous. Medical images provide considerable amounts of anatomical information and this facilitates medical practitioners in performing effective disease diagnosis and deciding upon the best course of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Sudarshan Devkota , Summanta Pattanaik

In deep learning, transfer learning (TL) has become the de facto approach when dealing with image related tasks. Visual features learnt for one task have been shown to be reusable for other tasks, improving performance significantly. By…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Adrian Tormos , Dario Garcia-Gasulla , Victor Gimenez-Abalos , Sergio Alvarez-Napagao

High-dimensional transfer function design is widely used to provide appropriate data classification for direct volume rendering of various datasets. However, its design is a complicated task. Parallel coordinate plot (PCP), as a powerful…

Graphics · Computer Science 2013-11-05 Xin Zhao

Radiation transfer is an important topic in several physical disciplines, probably most prominently in astrophysics. Computer scientists use radiation transfer, among other things, for the visualisation of complex data sets with direct…

Instrumentation and Methods for Astrophysics · Physics 2014-10-24 Thomas Peters

Direct volume rendering using ray-casting is widely used in practice. By using GPUs and applying acceleration techniques as empty space skipping, high frame rates are possible on modern hardware. This enables performance-critical use-cases…

Graphics · Computer Science 2025-01-09 Michael Rauter , Lukas Zimmermann , Markus Zeilinger

We propose a new technique for visual attribute transfer across images that may have very different appearance but have perceptually similar semantic structure. By visual attribute transfer, we mean transfer of visual information (such as…

Computer Vision and Pattern Recognition · Computer Science 2017-06-07 Jing Liao , Yuan Yao , Lu Yuan , Gang Hua , Sing Bing Kang

The goal of 3D visualization is to provide the user with an intuitive interface which enables him to explore the 3D data in an interactive manner. The aim of the exploration is to identify and analyze anomalies or to give proof of the…

Graphics · Computer Science 2018-12-12 Pratik Kalshetti , Parag Rahangdale , Dinesh Jangra , Manas Bundele , Chiranjoy Chattopadhyay

We propose a new colour transfer method with Optimal Transport (OT) to transfer the colour of a sourceimage to match the colour of a target image of the same scene that may exhibit large motion changes betweenimages. By definition OT does…

Computer Vision and Pattern Recognition · Computer Science 2020-05-20 Hana Alghamdi , Rozenn Dahyot

We address the problem of \emph{convex optimization with dueling feedback}, where the goal is to minimize a convex function given a weaker form of \emph{dueling} feedback. Each query consists of two points and the dueling feedback returns a…

Optimization and Control · Mathematics 2022-10-07 Aadirupa Saha , Tomer Koren , Yishay Mansour

The published literature on topology optimization has exploded over the last two decades to include methods that use shape and topological derivatives or evolutionary algorithms formulated on various geometric representations and…

Machine Learning · Computer Science 2021-02-16 MohammadMahdi Behzadi , Horea T. Ilies

Differentiable rendering is a technique to connect 3D scenes with corresponding 2D images. Since it is differentiable, processes during image formation can be learned. Previous approaches to differentiable rendering focus on mesh-based…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Cong Gao , Xingtong Liu , Wenhao Gu , Benjamin Killeen , Mehran Armand , Russell Taylor , Mathias Unberath

Modern-day display systems demand high-quality rendering. However, rendering at higher resolution requires a large number of data samples and is computationally expensive. Recent advances in deep learning-based image and video…

Graphics · Computer Science 2022-10-18 Sudarshan Devkota , Sumanta Pattanaik

An optimal frame transmission scheme is presented for streaming scalable video over a link with limited capacity. The objective is to select a transmission sequence of frames and their transmission schedule such that the overall video…

Multimedia · Computer Science 2013-12-10 Saied Mehdian , Ben Liang
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