Figure 2
The bar graph compares the number of selected papers published each year from 2006 to 2021. The x-axis represents the years from 2006 to 2021, and the y-axis represents the number of papers published, ranging from 0 to 60. The graph includes three data series: Journal, Conference, and Total. Journal publications are represented by blue bars, Conference publications by gray bars, and the Total by a black line. Notable trends include a steady increase in the total number of papers from 2014 onwards, with a significant rise from 2018 to 2021. In 2021, the total number of papers reaches 53, with 46 journal publications and 7 conference publications. All values are approximated.Distribution of selected papers per publication year