deletions | additions       diff --git a/figures/dataDensity1/dataDensity.eps b/figures/dataDensity1/dataDensity.eps  deleted file mode 100644  index 501c273..0000000  Binary files a/figures/dataDensity1/dataDensity.eps and /dev/null differ diff --git a/figures/dataDensity1/dataDensity.pdf b/figures/dataDensity1/dataDensity.pdf  new file mode 100644  index 0000000..831f5ea  Binary files /dev/null and b/figures/dataDensity1/dataDensity.pdf differ diff --git a/figures/dataDensity1/dataDensity.png b/figures/dataDensity1/dataDensity.png  index 5540a37..1fc4a0b 100644  Binary files a/figures/dataDensity1/dataDensity.png and b/figures/dataDensity1/dataDensity.png differ