Kindly visit the same link as for the registration procedure at https://lidar2018.synedry.com/home.aspx , create a profile (at the orange box on the right) and submit your abstract.
The abstract for either Oral presentation or Poster presentation needs to have maximum 150 words.
The deadline for abstract submission is the 7th of May 2018.
After that, for the full papers the IEEE template for conferences shall be followed.
The author can choose any of the given format (US letter, A4 or Latex) as a PDF file and keep size max 6 pages for Oral presentation and 4 pages for Poster presentation.
The deadline for Oral presentation paper shall be the 1st of June.