3D GIS data from ordinary photographs!

Avalanches
Cartography of natural events
>>
Landslides and rockfalls
Cartography of natural events
>>
Orthorectification
Orthorectification of aerial images
>>
Rephotography
Projection of one image onto another image
>>
Landscape study
Rediscovery of disappeared or hidden landscape elements
>>

Landscape study with comparisons between past and present, analysis and mapping of natural events, rediscovery of disappeared or hidden landscape elements are some of the main topics for which image2world offers unique and exclusive skills and solutions.

Historical photographs, images taken with a mobile phone or by a drone become three-dimensional maps.

Rapid Mapping

Immediate geolocation of natural events can assist in the organization of search and rescue operations.

Simple and immediate!
>>
>>

Rephotography

Projection of an image onto another image.

Exclusive feature of image2world!

Cartography of natural events

Digitization directly on the photograph.

Easy and effective!
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>>

Landscape rediscovery

Recovery of landscape elements that have disappeared or are no longer visible.

Detailed cartography of the past...
Rephotography

Projection of an image onto another image.

Exclusive feature of image2world!
>>
Cartography of natural events

Digitization directly on the photograph.

Easy and effective!
>>
Landscape rediscovery

Recovery of landscape elements that have disappeared or are no longer visible.

Detailed cartography of the past...
>>

Main Features

  • definition of standard cartographic elements: points, lines and polygons
  • measuring heights (of buildings, vegetation, ...)
  • calcolo del viewshed (punti visibili dalla posizione di scatto)
  • ortorettificazione
  • riproiezione di una mappa du di un’immagine
  • riproiezione di un’immagine su di un’altra immagine
  • calcolo della posizione e dell’orientamento della fotocamera
  • gestione nativa dei shapefile ESRI
  • interoperabilità con i principali software GIS (ArcGIS e QGIS)

Image Reprojection / Rephotography

The Zurich train station: comparison of an aerial photograph (taken from a balloon) by Eduard Spelterini from 1904 and the Google Earth image from 2021.

Applications

  • cartografia degli eventi naturali: valanghe, alluvioni, frane, incendi, terremoti, …
  • soccorso in caso di catastrofe con immagini attuali degli eventi
  • studio del paesaggio: ritiro dei ghiacciai, evoluzione della vegetazione, urbanizzazione, …
  • recupero di elementi del paesaggio scomparsi o non più visibili
  • ricerca toponomastica
  • monitoraggio di processi: scioglimento della neve, variazioni del flusso dei corsi d’acqua, …
  • riconoscimento della vegetazione
  • rilievo della presenza e dei movimenti della fauna terrestre e acquatica

Orthorectification

ll villaggio di Leontica in Ticino: sovrapposizione di una fotografia aerea ortorettificata del 1934 di swisstopo sull’ortofoto del 2015 di swisstopo.
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image2world – Zürich Station 1904 – 2021