Background Following on from my blog posting from July 2023 ‘Snowpatches and satellites‘, I have been involved in some technical development work using Earth Observation (EO) technologies and satellite imagery. For many years I have monitored and observed long-lasting snowpatches in the Scottish mountains, and as mentioned in the previous blog posting, I have carried… Read more »
Posts Categorized: Data
What is the “truth” in COVID-19 data?
Posted by Eddie & filed under Data, Science, January 19 2022.
1. Truth in Data In a blog posting from April 2020, I discussed the development of a visualisation of data related to the global COVID-19 pandemic. In the comments below the blog posting, I mentioned that there are several issues with the data in terms of accuracy and what the ‘truth’ of the data actually… Read more »
I am a software engineer / database administrator / web developer living in Edinburgh, Scotland. In my spare time I like to travel and take photographs (especially of mountains). See my main website here: Eddie's Photo Archive
Posts
- Development of a web tool for the Scottish snowpatches community May 2, 2024
- Snowpatches and satellites July 25, 2023
- What is the “truth” in COVID-19 data? January 19, 2022
- A GIS visualisation of the COVID-19 pandemic April 10, 2020
- GIS MSc – part two August 24, 2017
- GIS MSc – part one August 21, 2017
- A new look for my blog May 20, 2014
- Were there glaciers in the mountains of Scotland as recently as the mid-19th century? February 25, 2014
- A Zoologist on Baffin Island, 1953 September 24, 2013
- Garbh Choire Mòr October 11, 2012
- Cranstackie and the wreck of a Second World War Mosquito September 26, 2012
- Cycle routes in the Borders and Perthshire August 17, 2012
- Ben Nevis July 22, 2012
- Expedition from Blair Atholl to Aviemore via Glen Tilt and the Cairngorms July 10, 2012
- The Rothiemurchus Forest and Creag a’Chalamain June 30, 2012
- Walks in Snowdonia and the Yorkshire Dales May 30, 2012
- Edinburgh Marathon Festival 10k May 27, 2012
- Introduction to scrambling course May 14, 2012
- Two aircraft wreck sites in the remote moorland of East Ayrshire April 5, 2012
- The John Muir Trust and a volunteer work party on Schiehallion March 20, 2012
- Cross-country skiing March 4, 2012
- Clachnaben and two aircraft wreck sites March 1, 2012
- Avalanche and navigation awareness course January 24, 2012
- The map is not the territory January 19, 2012
- A snow book, northern Scotland December 22, 2011
- It’s a fine day for the hill December 15, 2011
- Using GIS techniques to analyse and model the topographical environment and dependencies of long-lasting snowpatch locations in the Scottish mountains December 7, 2011
- Wreck of a wartime Bristol Beaufort bomber in the Angus glens November 24, 2011
- Wreck of a postwar Viking passenger aircraft near Largs November 14, 2011
- Braeriach and the largest air wreck site in Scotland November 3, 2011
- Two air wreck sites on Corserine in the Galloway Hills September 23, 2011
- Cycle routes in the Cairngorms and the Borders September 19, 2011
- ITC Certificate in Outdoor First Aid September 17, 2011
- My 200th Munro summit – but who’s counting… August 4, 2011
- Environmental Awareness course July 26, 2011
- Glen Avon and the wreck of wartime Anson July 18, 2011
- Big Black Mountains Challenge June 6, 2011
- Wreck of a B-17 Flying Fortress on Skye June 2, 2011
- Skye (2) May 11, 2011
- The Abernethy Forest and Meall a’Bhuiridh; winter hike to Ben Macdui April 28, 2011
- The Allt a’ Mharcaidh catchment, Sgòr Gaoith and the highest tree in the British Isles (possibly) April 26, 2011
- Light aircraft flight over Ayrshire April 22, 2011
- Cool Britannia February 24, 2011
- The Scottish mountains: on the glacial ‘knife-edge’ February 16, 2011
- Wreck of a WWII Mosquito bomber in the Cheviot Hills January 22, 2011
- Autumn snowfields in Lochaber November 1, 2010
- Sgùrr na Sgine September 13, 2010
- Summer ice in rock fissures and caves September 10, 2010
- Summer snowfields in the Cairngorms (4) August 27, 2010
- Sgòr Mòr and Ben Macdui August 20, 2010
- Beinn Eighe; Coire Mhic Fhearchair and the wreck of a Lancaster July 25, 2010
- Sgurr nan Ceannaichean July 22, 2010
- Black Isle cycle trip July 16, 2010
- Helvellyn and Striding Edge July 12, 2010
- Summer snowfields in the Cairngorms (3) July 9, 2010
- Sgùrr Chòinnich Mór June 25, 2010
- Morvern and the wreck of a USAF jet fighter June 5, 2010
- Western Isles May 31, 2010
- Catalina wreck in the Western Isles May 25, 2010
- ML refresher course May 3, 2010
- Wellington wreck in Glen Affric April 29, 2010
- Glen Shiel April 28, 2010
- Snowdonia April 20, 2010
- Siccar Point April 13, 2010
- NNAS Gold Award assessment April 12, 2010
- Cairn Gorm winter walk April 2, 2010
- Air crash memorial in the Ochil Hills March 24, 2010
- Glas Bheinn Mhor, Glen Etive March 12, 2010
- Skiddaw March 9, 2010
- Winter mountain walk in Balquhidder – and no Munros! February 23, 2010
- Night navigation course February 1, 2010
- Winter skills course January 21, 2010
- Hurricane wreck in Galloway Forest Park December 20, 2009
- Porcupine Tree – for the fourth time! December 15, 2009
- Two wreck sites in the Campsie Fells December 10, 2009
- Ben Chonzie December 4, 2009
- Glenfinnan, Arisaig, Morar, Moidart & Ardnamurchan November 26, 2009
- A perfect day on Carn Aosda and another Wellington wreck November 17, 2009
- NNAS navigation course November 3, 2009
- Wreck of a B-29 Superfortress bomber in Argyll October 30, 2009
- New York October 9, 2009
- The Lairig Ghru and An Garbh Choire September 24, 2009
- Munro nonsense September 15, 2009
- Lochnagar and the wreck of a post-war naval trainer aircraft September 2, 2009
- Summer snowfields in the Cairngorms (2) August 24, 2009
- Yet another soggy night in the Cairngorms and yet more aircraft wrecks August 14, 2009
- A night in the soggy Cairngorms and another Wellington bomber wreck July 21, 2009
- Geal-chàrn and the wreck of a Wellington bomber July 15, 2009
- Bigger and better websites – the early years of bitter struggle (cf. Robert Crumb) July 6, 2009
- Andalucia, Spain July 3, 2009
- AC/DC July 1, 2009
- Air wrecks and summer snow on Ben More June 10, 2009
- Two Munro summits and two air wreck sites in the Mounth June 5, 2009
- Edinburgh Marathon June 1, 2009
- Assynt May 27, 2009
- Beinn Stacath and the wreck of a wartime Whitley May 6, 2009
- What is the largest mountain in the world? April 28, 2009
- Glen Strathfarrar April 13, 2009
- Ben Tirran and the wreck of a Wellington bomber March 23, 2009
- GPS gadget heaven – OS data hell (again) March 6, 2009
- Berlin February 25, 2009
- I am two February 19, 2009
- The new world of scientific research on the web February 16, 2009
- The Atlas Mountains February 9, 2009
- A Christmas trip to the freezer: Sgor na h-Ulaidh and Spidean Mialach January 7, 2009
- BASP first aid course December 16, 2008
- Air wreck site on Broad Law November 19, 2008
- Motorhead & Saxon November 11, 2008
- Mogwai October 22, 2008
- Queen October 13, 2008
- Mountain Leader training course September 30, 2008
- Leuchars Air Show September 17, 2008
- Great Scottish Run (2) September 8, 2008
- An air wreck site in Assynt August 19, 2008
- The West Country and Amsterdam August 12, 2008
- Mull July 28, 2008
- Summer snowfields in the Cairngorms July 17, 2008
- The highest air wreck site in the whole British Isles? July 15, 2008
- London; the Groucho Club and Iron Maiden at Twickenham July 9, 2008
- An Sgarsoch and Carn Ealar June 23, 2008
- Puig Carlit, eastern Pyrenees June 12, 2008
- South of France June 9, 2008
- Letterewe – a remote wilderness? May 28, 2008
- Ben Wyvis May 27, 2008
- Beinn Bheula and an aircraft wreck site May 24, 2008
- Remains of a crashed Luftwaffe bomber near Edinburgh May 23, 2008
- Glen Feshie May 6, 2008
- Easter Ross February 28, 2008
- Glen Shiel February 21, 2008
- Stupendous winter day on Ben Vrackie January 14, 2008
- Two important books about the power of the Internet January 10, 2008
- More nonsense terminology on the Internet – ‘podcasts’ December 29, 2007
- Glaciers discovered (possibly) in unexpected places – the Cairngorms and… Mars December 25, 2007
- An ideal winter mountain hike in Lochaber December 21, 2007
- Porcupine Tree – again December 13, 2007
- Spend some money if you want a serious website November 22, 2007
- The Cheviot and a suprise air wreck site November 12, 2007
- Wreck site and grave in the Lammermuir Hills October 23, 2007
- Ben Lui and an aircraft wreckage site October 15, 2007
- Skye October 8, 2007
- What makes a ‘webmaster’? September 20, 2007
- Kinder Scout September 18, 2007
- Great Scottish Run September 2, 2007
- h2g2 and how to use a controlled vocabulary to classify the universe August 17, 2007
- “England, thy beauties are tame and domestic…” August 13, 2007
- Two aircraft wreckage sites on Beinn a’Bhuird August 1, 2007
- Ciste Mhearaidh and even more about climate change and walking in the mountains (zzzzz…) July 17, 2007
- Yet more about climate change and the media (yawn) July 17, 2007
- The great Java/Perl debate July 9, 2007
- Controlled vocabularies and why you should be interested in them July 5, 2007
- OSGeo and DCLite4G June 25, 2007
- Canadian Rockies #5; Wildlife June 20, 2007
- Canadian Rockies #4; Hikes June 19, 2007
- Canadian Rockies #3; Waterfalls June 18, 2007
- Canadian Rockies #2; Yoho & Kootenay National Parks, Golden, Canmore & Calgary June 16, 2007
- Canadian Rockies #1; Jasper National Park June 16, 2007
- Ancient and modern sites in England May 24, 2007
- Auster and Hopper; estranged brothers in an empty room May 18, 2007
- I’m not a Munro-bagger, honest May 12, 2007
- ‘Free’ software, the open-source planet and Plone May 2, 2007
- Stob Coire an Laoigh April 30, 2007
- Scottish glaciers April 23, 2007
- Porcupine Tree April 21, 2007
- Maiden Scotland and Geal-charn Mor April 19, 2007
- Don’t give Pickaweb Internet Services your money April 19, 2007
- The Ordnance Survey: evil or angelic? April 9, 2007
- Google Earth and other geobrowsing tools in the environmental sciences workshop April 4, 2007
- The Australian Pink Floyd and The Whangie April 4, 2007
- Creag Uchdag April 4, 2007
- Beinn Dearg March 23, 2007
- Has climate change already affected hillwalking in Scotland and further afield? March 21, 2007
- The global warming debate, the scientific method, fortean philosophy and the paranormal, and the Iraq war March 18, 2007
- Amsterdam March 14, 2007
- Is global warming really caused by human activity? March 9, 2007
- The curse of metadata March 7, 2007
- What ‘mashups’ are exactly, and why I hate the term ‘web 2.0? March 5, 2007
- Cheltenham moon March 5, 2007
- Making websites accessible is very inaccessible March 2, 2007
- My schizoid workplace February 28, 2007
- Why I love Google Maps February 27, 2007
- My macabre interest February 26, 2007
- The 80:20 and POGE software engineering rules February 23, 2007
- In defence of Cowboy Coding February 22, 2007
- Ben Starav February 21, 2007
- When Java goes wrong February 21, 2007
- Safety in the mountains February 19, 2007
- Spammers and hackers February 19, 2007