SEG Daily News

Troika were present at the at the Society of Exploration Geophysicists (SEG) International Exposition and Annual Meeting in Houston (September 24-29, 2017) with articles published in the SEG Daily News.  Read the articles on Future-Proofing Seismic Libraries <here> and SEG-Y Format Modernized which highlights the recently released specifications of SEG-Y revision 2.0 <here>


SEG-Y seismic data exchange format

A useful chart which shows the differences between SEG-Y rev0, rev1 and rev2.  Published in Agile's blog post on 31st March,2017 you can read the full article by Matt Hall at SEG-Y Rev 2 again: little-endian is legal! 

Click here for the PDF

 SEGY revisions


Data Format Considerations for Continuously Recorded Seismic Data

Audrey Hughes, Seismic Profile, 2016 issue 16

With new technologies and advances in seismic data acquisition and processing methods, the oil and gas industry is now challenged by how it can ef´Čüciently manage the large volumes of additional data obtained by these new approaches. These challenges are experienced particularly with the arrival of continuously recorded seismic data which produce much larger datasets than the more traditional marine towed seismic methods and which push the current format standards for seismic data. Read the full Seismic Profile article here.


Data Management in 2015

Jill Lewis and Mick Michaelides. Seismic Profile, 2015 issue 13

Troika International is established in the industry as a supplier of data transcription software to a wide range of oil companies, contractors and national data repositories. Over the years it has become apparent that with the loss of expertise on formats etc. a more automated approach to managing seismic data assets is required...

Read the full Seismic Profile article here


Seismic Data Lifecycle and the Importance of Data Quality.

Keith Capelin, Troika International Limited - 2014.

Seismic data is a very costly product that is expected to conform to strict data standards and is subjected to rigorous quality control (QC) measures during its creation. These QC measures will involve the quality assurance (QA) regime of the seismic contractor, which is usually re-enforced by the contractual specifications of the client, and overseen by an independent consultant...

Read the full article here