نتایج جستجو برای: road segmentation

تعداد نتایج: 136502  

Automatic road extraction from aerial images can be very helpful in traffic control and vehicle guidance systems. Most of the road detection approaches are based on image segmentation algorithms. Color-based segmentation is very sensitive to light changes and consequently the change of weather condition affects the recognition rate of road detection systems. In order to reduce the light change ...

This paper presents an evolutionary algorithm for recognizing high and low crash road segments using Genetic Algorithm as a dynamic segmentation method. Social and economic costs as well as physical and mental injuries make the governments perceiving to road safety indexes in order to diminish the consequences of road accidents. Due to the limitation of budget for safety...

Journal: :journal of advances in computer research 0

automatic road extraction from aerial images can be very helpful in traffic control and vehicle guidance systems. most of the road detection approaches are based on image segmentation algorithms. color-based segmentation is very sensitive to light changes and consequently the change of weather condition affects the recognition rate of road detection systems. in order to reduce the light change ...

Automatic road extraction from aerial images can be very helpful in traffic control and vehicle guidance systems. Most of the road detection approaches are based on image segmentation algorithms. Color-based segmentation is very sensitive to light changes and consequently the change of weather condition affects the recognition rate of road detection systems. In order to reduce the light change ...

B. Krishna Mohan I. Ali Rizvi

As the information carried in a high spatial resolution image is not represented by single pixels but by meaningful image objects, which include the association of multiple pixels and their mutual relations, the object based method has become one of the most commonly used strategies for the processing of high resolution imagery. This processing comprises two fundamental and critical steps towar...

Journal: :آمایش سرزمین 0
بختیار فیضی زاده استادیار، دانشکدة جغرافیا و برنامه ریزی، دانشگاه تبریز، تبریز، ایران سعید سلمانی دانشجوی کارشناسی ارشد، دانشکدة جغرافیا و برنامه ریزی، دانشگاه تبریز، تبریز، ایران

in the present research land use changes modeling in the urmia city is considered in order to detect changes in agricultural lands. in this regard, landsat satellite images were used and then the object base processing satellite images was performed by applying the process segmentation and in the next stage, the optimization of scale segmentation and image analysis to its constituent elements, ...

Journal: :CoRR 2017
Shunta Saito Tommi Kerola Satoshi Tsutsui

Vision-based autonomous driving requires classifying each pixel as corresponding to road or not, which can be addressed using semantic segmentation. Semantic segmentation works well when used with a fully supervised model, but in practice, the required work of creating pixel-wise annotations is very expensive. Although weakly supervised segmentation addresses this issue, most methods are not de...

Journal: :iranian journal of earth science 0
i. ali rizvi satellite image processing research laboratory, centre of studies in resource engineering, b. krishna mohan indian institute of technology bombay, powai, mumbai 400076, india

as the information carried in a high spatial resolution image is not represented by single pixels but by meaningful image objects, which include the association of multiple pixels and their mutual relations, the object based method has become one of the most commonly used strategies for the processing of high resolution imagery. this processing comprises two fundamental and critical steps towar...

2008
Xu Yong

Bayesian methods coupled with Markovian frameworks has several applications in remote sensing images processing, such as the pixel level applications like filtering, segmentation and classification, and the higher level applications like object recognition and organization etc. This article illustrates the powerfulness of Markovian model at two levels for the road extraction problem in remote s...

2011
J. Sandeep P. Tirumala Rao T. Durga Prasad K. V. Satya Kumar

The uses of road map in daily activities are numerous but it is a hassle to construct and update a road map whenever there are changes. research on Automatic Road Extraction (ARE) was explored to solve the difficulties in updating road map. The research started with using Satellite Image (SI), or in short, the ARESI project. A Hybrid Simple Colour Space Segmentation and Edge Detection (Hybrid S...

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