نتایج جستجو برای: texture synthesis

تعداد نتایج: 449273  

2003
Antonio Haro Irfan A. Essa

Realistic rendering of computer modeled three dimensional surfaces typically involves estimation of the reflectance properties of the material to be used for rendering the surface, or use of photographs of the material for texturing instead. Bidirectional texture functions (BTFs) can be used for this purpose, however, full coverage of all viewing and lighting directions desired must be acquired...

2004
Claire Gallagher Anil Kokaram

This paper presents a new algorithm for synthesising image texture. Texture synthesis is an important process in image post-production. The best previous approaches have used non-parametric methods for synthesising texture. Unfortunately, these methods generally suffer from high computational cost and difficulty in handling scale in the synthesis process. This paper introduces a new idea of usi...

2005
Tuen-Young Ng Conghua Wen Tiow Seng Tan Xinyu Zhang Young J. Kim

This paper presents an effective approach to generate a set of small textures from an input texture that can be tiled together to synthesize large textures. Such a small set can be useful in texturing any large area realistically and efficiently while consuming only a small amount of texture memory. Our approach is advantageous in its ability to generate a smaller number of tiles that can embed...

Journal: :Comput. Graph. Forum 2012
Anass Lasram Sylvain Lefebvre Cyrille Damez

Procedural textures usually require spending time testing parameters to realize the diversity of appearances. This paper introduces the idea of a procedural texture preview: A single static image summarizing in a limited pixel space the appearances produced by a given procedure. Unlike grids of thumbnails our previews present a continuous image of appearances, analog to a map. The main challeng...

Journal: :ACM Transactions on Graphics 2008

2013
Wenbin Yin Junfei Qiao Guang Han

Texture synthesis is the field of computer graphics and related basic core issues. Studies have shown that the MRF model-based two-dimensional image texture synthesis algorithm, the synthesis results are directly affected by the magnitude of the impact of random images; that is consistent with a high degree of MRF model is better than other texture synthesis texture. The same time, the quality ...

Journal: :International Journal of Computer Vision 2005

2003
Steve Zelinka Michael Garland

We introduce a new method for fast texture synthesis on surfaces from examples. We generalize the image-based jump map texture synthesis algorithm, which partitions the task of texture synthesis into a slower analysis phase and a fast synthesis phase, by developing a new synthesis phase which works directly on arbitrary surfaces. Our method is one to two orders of magnitude faster than existing...

1995
Wim C. de Leeuw Jarke J. van Wijk

Spot noise is a technique for texture synthesis, which is very useful for vector field visualization. This paper describes improvements and extensions of the basic principle of spot noise. First, better visualization of highly curved vector fields with spot noise is achieved, by adapting the shape of the spots to the local velocity field. Second, filtering of spots is proposed to eliminate unde...

Journal: :Future Generation Comp. Syst. 1999
Frits H. Post Wim C. de Leeuw I. Ari Sadarjoen Freek Reinders Theo van Walsum

Vector field visualization techniques are subdivided into three categories: global, geometric, and feature-based techniques. We describe each category, and we present some related work and an example in each category from our own recent research. Spot Noise is a texture synthesis technique for global visualization of vector fields on 2D surfaces. Deformable surfaces is a generic technique for e...

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