188金宝搏特邀

Focus Stories

Every month we will focus on a specific theme, featuring a selection of articles which have previously been published in GIM International magazine. By including a mix of older and more recent articles, we will present a complete recap of the subject. Furthermore, we will be bringing you a bi-weekly round-up of ‘Focus Stories’ related to the theme through our newsletter (在此注册). The theme for January 2016 is:

Photogrammetry and Point Clouds

What is a Point Cloud?

点云基本上是放置在三维坐标系上的大量点。点云文件通过提供现实世界上下文，可以在其中重新创建引用对象或插入其他模型来大大加快设计过程。点云来自raw datagathered by using a 3D scanner to obtain points from such things as buildings, topographies, or manufactured items.

点云of a building

消息: Photogrammetry

Parrot Unveils 4G-connected Robotic UAV

Parrot Unveils 4G-connected Robotic UAV

7月1日，2021年，8：39：00 AM

Parrot has unveiled ANAFI Ai: a drone that sets new standards and capabilities for professionals. With a somewhat different appearance from most drones, it has insectile features....

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Articles: Photogrammetry

3D Modelling for Construction

3D Modelling for Construction

Oct 21, 2020, 3:28:00 PM

When it comes to 3D modelling for construction, what are the advantages and disadvantages of photogrammetry versus Lidar in terms of accuracy, complexity and cost? Breaking away fr...

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Mapping a University Campus in Brazil

Mapping a University Campus in Brazil

Jun 5, 2019, 1:45:00 PM

A pilot project conducted at a university campus in Curitiba, Brazil, aimed to create outdoor maps using UAS photogrammetry as well as indoor floor plans. At universities, facility...

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航拍照片

What is Photogrammetry?

Photogrammetry is the science of making measurements from photographs.The output of photogrammetry is typically a map, drawing, measurement, or a 3D model of some real-world object or scene.
Many of the maps we use today are created withphotogrammetryand photographs taken from aircraft.

Photogrammetry and Point Clouds

Bringing Colour to Point Clouds

Bringing Colour to Point Clouds

2015年4月3日，上午9:51:00

到目前为止，大多数可商购的机载激光雷达系统已经在一个单个波长上运行，反映了脉冲的能量，然后将其用于分类或视觉...

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Dense Image Matching

Dense Image Matching

Oct 24, 2014, 10:27:00 AM

使用密集图像匹配的3D重建是一个热门话题，因为它可以自动提取3D城市模型，尤其是从机载倾斜图像中。但是，应用昏暗...

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Photogrammetry and Point Clouds

FEZ的3D建模

FEZ的3D建模

Mar 31, 2015, 9:34:00 AM

The ancient imperial city of Fez, Morocco, is an important tourist attraction and has been listed as a UNESCO World Heritage Site since 1981. The layout of the city is complex, whi...

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Poles from Point Clouds

Poles from Point Clouds

2016年1月5日,3:47:00点

Currently, the extraction of objects from point clouds of urban sites is commonly done manually as automation is impeded by noise, clutter, occlusions and varying point density. Th...

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走向最佳3D点云

走向最佳3D点云

Oct 28, 2013, 11:30:47 AM

Motivated by the increasing need of rapid characterisation of environments in 3D, the authors have designed a robot system that automates the work of an operator of terrestrial las...

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