3 Occurrences

Fetch presence observations and filter for quality control

To describe:

robis
Filter based on quality flags
Remove outliers
- eks
  Tidy and Geospatial Kernel Smoothing for spatially filtering outlier observations
  
  Figure 3.1: Source: Kernel density estimates for tidy and geospatial data in the eks package

3.1 Fetch OBIS

3.2 Filter occurrences

---
title: "Occurrences"
subtitle: "Fetch presence observations and filter for quality control"
---

To describe:

-   `robis`

-   Filter based on quality flags

-   Remove outliers

    -   [`eks`](https://cran.r-project.org/web/packages/eks/vignettes/tidysf_kde.html)\
        *Tidy and Geospatial Kernel Smoothing for spatially filtering outlier observations*

        ![Source: Kernel density estimates for tidy and geospatial data in the eks package](figures/software/eks.png){#fig-eks}

## Fetch OBIS

## Filter occurrences