Posts in Category: Data processing

National Historic Landscape Characterisation (NHLC) Project

Client: Natural England

Extract from the 1km grid NHLCExegesis were appointed by Natural England to compile a national HLC dataset, drawing together the existing sub-regional HLC datasets and applying a common framework, structure and terminology to a new unified dataset. The aim of the project is to improve the awareness, understanding and ability to manage and monitor England’s historic landscape at a national scale.

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Wales Active Travel project

Client: Welsh Government

The Wales Active Travel Act required Local Authorities (LAs) to produce a route map of existing safe footpaths and cycle-ways for their designated areas. Data would then become part of the national Active Travel map for Wales focusing resources on linking residential areas with schools, town centres, leisure locations and other walking and cycling destinations. Exegesis staff were tasked with providing a cost-effective web-mapping solution to enable the collation and management of this information.

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UKDMOS Archive Importer and Database

Client: JNCC

This desktop application imports archives from the UKDMOS database into SQL Server and converts the spatial data into SQL geometry layers. It creates layers that can be used by JNCC when assessing the extent of UK marine monitoring according to each broad marine discipline (e.g. biodiversity, physical oceanography and fisheries).

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Understanding the impact of invasive non-native species on protected sites

Client: Natural England

Invasive non-native species on protected sitesexeGesIS were contracted to investigate the distribution of non-native species on protected sites in England, to help develop a programme of work to tackle Invasive Non-Native Species. Large scale data analysis was used to determine which protected site each species occurred within. We also reviewed data flow within Natural England.

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HBSMR Data Merge for Peak District National Park Authority

Client: Peak District National Park Authority

Peak District National ParkThe Peak District National Park Authority has had access to the HER data of the five constituent local authorities, stored in separate HBSMR databases, for nearly ten years. In order for the National Park Authority to maintain SHINE (Selected Heritage Inventory for Natural England) data within the Park a merged dataset was required.

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Volumetric analysis using a mini-plane DSM

Client: Natural Resources Wales

Volumetric analysis using a mini-plane DSMexeGesIS undertook an aerial survey of a site and orthorectified and mosaicked the imagery to create a single image. We also generate a digital surface model, which was compared against lidar data to give the change in height. We then determined the volume of additional material within patches identified from the aerial photography.

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