scholarly journals Extrusioncutter : a novel system for generating interactive context-preserving cutaways of anatomical surface meshes

2021 ◽  
Author(s):  
Patrick Crawford

This thesis presents ExtrusionCutter - a novel 3D visualization tool that enables users to create complex, context-preserving cutaways of anatomical surface meshes. To accomplish this, a "paint-roller" interaction metaphor has been developed that allows users to extrude an editable cutting mesh along the natural geometry of an occluding surface. This virtual analogy of a familiar real-world action not only facilitates the removal of occluding surfaces, but also creates a user-defined region parameterization which makes it possible to also generate an effective contextual outline view of the removed material. This thesis will demonstrate how the paint roller interaction metaphor has been implemented to facilitate the creation of multiple editable cutaway types on 3D anatomical surface meshes. Additionally, it will show that the resulting cutaway views are capable of exposing occluded parts while still maintaining their context in the visualization.

2021 ◽  
Author(s):  
Patrick Crawford

This thesis presents ExtrusionCutter - a novel 3D visualization tool that enables users to create complex, context-preserving cutaways of anatomical surface meshes. To accomplish this, a "paint-roller" interaction metaphor has been developed that allows users to extrude an editable cutting mesh along the natural geometry of an occluding surface. This virtual analogy of a familiar real-world action not only facilitates the removal of occluding surfaces, but also creates a user-defined region parameterization which makes it possible to also generate an effective contextual outline view of the removed material. This thesis will demonstrate how the paint roller interaction metaphor has been implemented to facilitate the creation of multiple editable cutaway types on 3D anatomical surface meshes. Additionally, it will show that the resulting cutaway views are capable of exposing occluded parts while still maintaining their context in the visualization.


Author(s):  
Dawei Xu ◽  
Lin Wang ◽  
Xin Wang ◽  
Dianquan Li ◽  
Jianpeng Duan ◽  
...  

2013 ◽  
Vol 14 ◽  
Author(s):  
Emily Regan Wills

Fandoms can constitute discourse communities, where fans make claims about issues of real-world political importance, such as the relationship between gender, power, and autonomy, and where other fans engage with and evaluate those claims. In fan works and fan analyses of Dana Scully in the television show The X-Files, fans pose claims both in discussion spaces and in the creation of fan fiction, and these fannish evaluations and discussions of these fictions analyze those claims.


Online reviews became a essential information base for customers prior to the creation of the buy call affiliate. Early item reviews tend to have a strong effect on the following item revenues. Throughout this article, we tend to take the action to check early reviewers ' behavioral features through their announcement videos on two real-world gigantic e-commerce platforms, i.e., Amazon. Specifically, we tend to split the item cycle into three successive phases, especially early, majority and laggards. A person who published a review early on is considered as an early review associate We tend to quantitatively characterize early critics who have endorsed their ranking behaviors, the helpfulness results obtained from others, and hence the correlation between their ratings and the performance of the item. We discovered that combine early reviewers tend to give a stronger median rating score; linked with[ 2] early reviewers tend to publish more helpful feedback. Additionally, our item reviews assessment shows the ratings of these early reviewers and their earned helpfulness scores square measure that can affect the performance of the item. By watching the posting technique of evaluation as a competitive multiplayer game, we tend to suggest a totally distinctive embedding model for early reviewer prediction. Intensive tests on 2 completely distinct e-commerce datasets have shown that our suggested strategy exceeds various competitive baselines


1995 ◽  
Vol 7 (03) ◽  
pp. 74-80
Author(s):  
Craig Sinclair ◽  
Todd Little ◽  
M.A. Rahi

2005 ◽  
Vol 4 (4) ◽  
pp. 239-256 ◽  
Author(s):  
Ji Soo Yi ◽  
Rachel Melton ◽  
John Stasko ◽  
Julie A. Jacko

The use of multivariate information visualization techniques is intrinsically difficult because the multidimensional nature of data cannot be effectively presented and understood on real-world displays, which have limited dimensionalities. However, the necessity to use these techniques in daily life is increasing as the amount and complexity of data grows explosively in the information age. Thus, multivariate information visualization techniques that are easier to understand and more accessible are needed for the general population. In order to meet this need, the present paper proposes Dust & Magnet, a multivariate information visualization technique using a magnet metaphor and various interactive techniques. The intuitive magnet metaphor and subsequent interactions facilitate the ease of learning this multivariate information visualization technique. A visualization tool such as Dust & Magnet has the potential to increase the acceptance of and utility for multivariate information by a broader population of users who are not necessarily knowledgeable about multivariate information visualization techniques.


2020 ◽  
Vol 2 (6) ◽  
Author(s):  
Kent W. Mayhew

The sciences have evolved around elastic collisions although most collisions are inelastic. Elastic collisions allow for simpler mathematical modelling, that may not be particularly suitable for cosmology. Inelastic collisions create photons. This has led to consideration of an ensemble of inelastic collisions producing CMB. This will further lead to brief discussions concerning the nature of dark matter, and dark energy. This will then be followed by a simpler analogy concerning the creation of Hawking’s radiation. A consequence of collisions being inelastic is that as a mathematical contrivance, entropy may only be an approximation when applied to the real world. And this fits well with this author’s “New Thermodynamics”.


2019 ◽  
Vol 9 (17) ◽  
pp. 3498 ◽  
Author(s):  
Luis C. Aceves Gutierrez ◽  
Jorge Martin Gutierrez ◽  
Marta Sylvia Del Rio Guerra

This paper appraises a tool developed to evaluate user experiences of urban digital interfaces. The authors propose an evaluation method that uses 14 guidelines to analyze questions pertaining to efficiency, assistance and instructions, content structure, resemblance to reality, feedback interface, visual design, cognitive processes, internationalization, and perceptive access. The proposed tool serves to identify obstacles that once identified can then be tackled and resolved in the design phase. Addressing obstacles in the design phase serves to prevent the creation of inefficient interfaces that would lead to poor user experiences, or, likewise, the rejection of these interfaces by users. To verify the effectiveness of the proposed guidelines in a real-world environment a field study has been conducted in which eight urban interfaces located in different cities and countries were observed. The study reveals the issues typically encountered by users that prevent them from having satisfactory or enjoyable experiences when using digital urban interfaces. The paper concludes by identifying and discussing areas of opportunity for further research and improvements to the proposed guidelines.


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