Édouard-Alfred Martel Édouard-Alfred Martel Édouard-Alfred Martel (1 July 1859, Pontoise, Val-d'Oise – 3 June 1938, Montbrison), the 'father of modern speleology', was a world pioneer of cave exploration, study, and documentation. Martel explored thousands of caves in his native France and many other countries, popularised the pursuit of cave exploration, introduced the concept of speleology as a distinct area of scientific study, maintained an extensive archive, and in 1895 founded , the first organisation devoted to cave science in the world. Édouard-Alfred Martel was born in Pontoise, Seine-et-Oise on 1 July 1859. Born into a family of lawyers, he studied at the
Data exploration Data exploration Data exploration is an approach similar to initial data analysis, whereby a data analyst uses visual exploration to understand what is in a dataset and the characteristics of the data, rather than through traditional data management systems. These characteristics can include size or amount of data, completeness of the data, correctness of the data, possible relationships amongst data elements or files/tables in the data. Data exploration is typically conducted using a combination of automated and manual activities. Automated activities can include data profiling or data visualization or tabular reports to give the analyst an initial view into the