نتایج جستجو برای: micro textures
تعداد نتایج: 124325 فیلتر نتایج به سال:
urban effete textures are multiple problems at conspectus skeletal, environmental, social and economic that encounter life of inhabitants with problem in this texture. according to the research, almost 90% of population in country exposed hazard of occurrence earthquake. in this face, by reason of problems, effete textures are over damage if the earthquake happened. nonetheless, to make provisi...
The present investigation studied the influence of initial texture on large strain deformation behavior hexagonal close packed (HCP) titanium in high pressure torsion (HPT). Discs two distinct textures comprising near basal and prismatic-pyramidal orientations were subjected to HPT at room temperature. X-ray diffraction (XRD) revealed formation omega phase processed samples with fraction increa...
This work studies the preattentive discrimination of achromatic textures composed of mixtures of different (Weber) contrasts. These textures differ not at all in local spatial structure, but only in the relative proportions of different contrasts they comprise. It is shown that, like chromatic discrimination, preattentive discrimination of such textures is three-dimensional. The current results...
Textures appear in most natural images, but there is no precise mathematical definition of a texture. However, there are various descriptions of textures available in the literature. These approaches can be broadly classified as structural or deterministic, and stochastic [5, 7, 12, 19, 29]. The structural approach is more suitable for describing textures that can be formed by repeating a unit ...
The GH4169 superalloy has the characteristics of high strength, strong thermal stability, large specific heat capacity, small conductivity, etc., but it is also a typical hard-to-cut material. When cutting this material with ordinary tools, force large, and temperature high, which leads to severe tool wear short service life. In order improve performance tools when GH4169, reduce temperature, e...
Textures have been used in various applications, such as carpet quality control, region recognition in satellite images, and body painting control in the vehicle industry. This paper studies texture synthesis. We survey the algorithms for synthesizing textures that have proposed over the past two decades. A variety of algorithms associated with synthesized textures are given. The goal is to fur...
This thesis presents extensions to the local binary pattern (LBP) texture analysis operator. The operator is defined as a gray-scale invariant texture measure, derived from a general definition of texture in a local neighborhood. It is made invariant against the rotation of the image domain, and supplemented with a rotation invariant measure of local contrast. The LBP is proposed as a unifying ...
Genetic programming is used to automatically synthesize procedural textures for 3D surfaces. The GP system evolves textures with similar colour and surface characteristics as training textures sampled on 3D models. The texture language includes mathematical operators, colour and noise functions, as well as surface information for the point being rendered, such as coordinates, normal, and gradie...
Incheh granitoid intrusive body is located in east of Heris, East-Azarbaidjan. It intruded the older rock units including the Sonajil sub-volcanic stock (upper Eocene-lower Oligocene) of micro-diorite porphyry composition. The Incheh intrusive ranges in composition from diorite through syeno-diorite to quartz-diorite. The major constituent minerals include plagioclase, hornblende, and pyroxene ...
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