Search Results - "Júnior, Antônio Lopes Apolinário"

High-Quality On-Patient Medical Data Visualization in a Markerless Augmented Reality Environment by Macedo, Márcio Cerqueira de Farias, Apolinário Júnior, Antônio Lopes, Souza, Antonio Carlos dos Santos, Giraldi, Gilson Antônio

“…To provide on-patient medical data visualization, a medical augmented reality environment must support volume rendering, accurate tracking, real-time…”
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A Review of Dynamic NURBS Approach by da Silva, Josildo Pereira, Júnior, Antônio Lopes Apolinário, Giraldi, Gilson A

“…Dynamic NURBS, also called D-NURBS, is a known dynamic version of the nonuniform rational B-spline (NURBS) which integrates free-form shape representation and…”
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Improving On-Patient Medical Data Visualization in a Markerless Augmented Reality Environment by Volume Clipping by Macedo, Marcio Cerqueira de Farias, Lopes Apolinario, Antonio

“…To improve the human perception of an augmented reality scene, its virtual and real entities can be rendered according to the focus+context visualization. This…”
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Evaluation of design guidelines for the development of intuitive virtual reality authoring tools: a case study with NVIDIA Omniverse by Chamusca, Iolanda Lima, De Jesus Santos, Fabricio Vinicius, Ferreira, Cristiano Vasconcelos, Murari, Thiago Barros, Apolinario Junior, Antonio Lopes, Winkler, Ingrid

“…Virtual reality software might be challenging to utilize for new and inexperienced individuals who lack a background in programming and computer graphics…”
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Hard Shadow Anti-Aliasing for Spot Lights in a Game Engine by Cerqueira de Farias Macedo, Marcio, Vinicius Teixeira, Almir, Lopes Apolinario Junior, Antonio, Apaza Aguero, Karl

“…Real-time shadow rendering is desirable in several computer graphics applications, such as games. The most popular game engines typically provide support to…”
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A Semi-automatic Markerless Augmented Reality Approach for On-Patient Volumetric Medical Data Visualization by Macedo, Marcio C. F., Lopes Apolinario Junior, Antonio, Souza, Antonio C. S., Giraldi, Gilson A.

“…In general, augmented reality (AR) applications use polygonal models to augment a real scene. However, most of the medical applications have volumetric data to…”
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