نتایج جستجو برای: aerial photo
تعداد نتایج: 59988 فیلتر نتایج به سال:
– Routine aerial archaeology flights over decades. Pitfalls in photo interpretation.
Aspergillus niger forms aerial hyphae and conidiophores after a period of vegetative growth. The hyphae within the mycelium of A. niger are divided by septa. The central pore in these septa allows for cytoplasmic streaming. Here, we studied inter- and intra-compartmental streaming of the reporter protein GFP in A. niger. Expression of the gene encoding nuclear targeted GFP from the gpdA or glaA...
green space is counted as one of the important bases of each city, especially great cities like tehran. with considering to vast application of urban green aria, the necessity of the managing these sources is felt more day-by-day. for proper managing each source, first the inventory of that source is taken into the consideration. regretfully so far there has been no comprehensive studios patter...
Photo maps, i.e., 2D grids that provide a large scale bird’s eye view of the environment, are of interest for many application scenarios but especially for safety and security missions. We present a very efficient and robust algorithm for this task, which only uses registration between consecutive images, i.e., it does not require any localization. The algorithm is benchmarked in USARsim, where...
With the growing use of digital map data, the requirements for frequent and efficient revision of digital map databases is equally growing. Revision of map databases can be divided into 3 steps: Change detection, classification of changes and registration/updating of the thematic layers of the database. Often the change detection step is carried out in an entirely manual workflow, which calls f...
Analysis of Web-Usage Statistics to Evaluate the Effectiveness of Online Maps for Community Outreach
The Wisconsin State Cartographer’s Office (SCO) relies on Web technology to facilitate its community outreach mission of supplying geospatial information to professionals and the general public in the state. Of particular importance to this effort are the SCO’s Webmapping applications that provide online access to aerial photographs, geodetic control points, and PLSS (Public Land Survey System)...
This paper develops a model for automated matching of vehicles between aerial photos. We exploit the overlap from frame-to-frame in a sequence of aerial photos. The problem, in essence, is to determine if vehicles A, B, C, . . . in one photo, match vehicles X, Y, and Z in a temporally lagged second photo. The method is specifically applied to large trucks (tractor–trailer combinations). If a ma...
abstract recognition of effective factors on landslide occurrence and so high and low hazard region is one of the most important and necessary works for mitigation of landslide damages. in this study, from all of the effective factors on landslide occurrence, land use changes and road construction, into a parts of tadjan watershed with area about 708.08 square kilometers in south of sari, was s...
This paper describes the fusion of information extracted from multispectral digital aerial images for land use classification. The proposed approach integrates spectral classification techniques and spatial information. The multispectral digital aerial images consist of a high resolution panchromatic channel as well as lower resolution RGB and NIR channels and form the basis for information ext...
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