anchor.diff:  a2e5db608b764b029d130970d02c0a8c,Vector 05: Crop Raster Data and Extract Summary Pixels Values From Rasters in R,
   e833b177aa534b27b7dc35e264615e17,Time Series 00: Intro to Time Series Data in R - Managing Date/Time Formats & Simple Plots using ggplot2,
   add2081f81334a8194d5f00600430e25,Time Series 01: Why Metadata Are Important: How to Work with Metadata in Text & EML Format,
  -2e8e865ff45e47f2b1ba26c0992baa9e,"Time Series 02: Dealing With Dates & Times in R - as.Date, POSIXct, POSIXlt",
  +2e8e865ff45e47f2b1ba26c0992baa9e,Time Series 02: Dealing With Dates & Times in R - as.Date, POSIXct, POSIXlt,
   80f9b8b11ed946f7aa923e59e08d5cef,Time Series 03: Cleaning & Subsetting Time Series Data in R - NoData Values & Subset by Date,
   247b25406fcf482f9f70e408664efc9f,Time Series 04: Subset and Manipulate Time Series Data with dplyr,
  -b10c7a60977a4f67b60ddc487e900fe6,"Time Series 05: Plot Time Series with ggplot2 in R""",
  -5f6d1e96deb747b2a527077b7303abf9,"Time Series 06: Create Plots with Multiple Panels, Grouped by Time Using ggplot Facets",
  +b10c7a60977a4f67b60ddc487e900fe6,Time Series 05: Plot Time Series with ggplot2 in R,
  +5f6d1e96deb747b2a527077b7303abf9,Time Series 06: Create Plots with Multiple Panels, Grouped by Time Using ggplot Facets,
   3ec7fdf776644134877f8c4d86fad09d,Time Series Culmination Activity: Plot using Facets & Plot NDVI with Time Series Data,
   344014eb3c9542f9b491e7955288f8c4,Convert to Julian Day,
   774cad9fb9214d159157581471423312,Create A Square Buffer Around a Plot Centroid in R,
   38039f2a9ab643699a403edc470e8c3e,Image Raster Data in R - An Intro,
   4df77818cf8e4518a33c5cbb0576789a,Raster Data in R - The Basics,
  -61ccaed8875044a59be91b208436611b,"The Relationship Between Raster Resolution, Spatial Extent & Number of Pixels",
  +61ccaed8875044a59be91b208436611b,The Relationship Between Raster Resolution, Spatial Extent & Number of Pixels,
   8346bef7292b46a09a76a0171b05662c,Getting Started with the R Programming Language,
   de50ed3500de4e8bafeb12547c761116,Build & Work With Functions in R,
   3ec42e1e75ed4057b9d49325acf51963,Installing & Updating Packages in R,
  -63635a0daf0c417090e5c38c3103a09a,"Filter, Piping and GREPL Using R DPLYR - An Intro",
  +63635a0daf0c417090e5c38c3103a09a,Filter, Piping and GREPL Using R DPLYR - An Intro,
   1df47c5596574e6c8a9e03ba49d004df,Calculate NDVI from NEON Hyperspectral Remote Sensing Data in R,
   8bb6c3c8fbd04328b5ed204b39eb0020,Extract Spectra Using Masks in R,
   f501edc51c844dd8ab1350e914bf279a,Work with Hyperspectral Remote Sensing data in R -  HDF5,
  
positive.code: 1497c1da6ed64a7591e56ff1f2fce18d,Using SciKit for Support Vector Machine (SVM) Classification with Python,
  9a1e6798f2e94a71bbcd1c6a1f5946d2,Classification of Hyperspectral Data with Principal Components Analysis (PCA) in Python,
  1f8217240c064ed1a67b9db20e9362f4,Classification of Hyperspectral Data with Ordinary Least Squares in Python,
  e937a0e49f1c421291a717894c706938,"Band Stacking, RGB & False Color Images, and Interactive Widgets in Python",
  c91d556c8fad4570a33a1aaa550a561d,Plot a Spectral Signature in Python,
  e6ccf19a4b454ca594388eeaa88ebe12,Calculate Vegetation Biomass from LiDAR Data in Python,
  c324c554a35f463493349dbd0be19cec,Classify a Raster Using Threshold Values in Python,
  
negative.code: d42286b3af6148f3a8fd0863f00752a7,Creating a Raster Stack from Hyperspectral Imagery in HDF5 Format in R,
  c1cd91f1343b430c9c37497c52cf98ac,Intro to Working with Hyperspectral Remote Sensing Data in HDF5 Format in R,
  c9e8285168284e26ac252d7d099ba4ed,The Basics of LiDAR - Light Detection and Ranging - Remote Sensing,
  c10184c4075445bf8ade25415103d78d,What is a CHM, DSM and DTM? About Gridded, Raster LiDAR Data,
  8e3b475ba47d407dae623ddadb0924fe,Plas.io: Free Online Data Viz to Explore LiDAR Data,
  319d19d8d6e84aaaab8515beaa3915e9,Going On The Grid -- An Intro to Gridding & Spatial Interpolation,
  4a21c923ecc848e08af1222e5552bc89,Create a Canopy Height Model from LiDAR-derived Rasters in R,
  75f786a3b9ee4abba21878eb721704b6,Extract Values from a Raster in R,
  a9b616f171be48d7a0ea2d539de11c87,Opening HDF5 files with Python Sample Code,
  b9413609bb2c484cb3ce4238596f1cbe,Vector 00: Open and Plot Shapefiles in R - Getting Started with Point, Line and Polygon Vector Data,
  d21a9fc2f94b4b9e890f5a71884e9f7e,Vector 01: Explore Shapefile Attributes & Plot Shapefile Objects by Attribute Value in R,
  5defe34482a742b589ea841d0c3adeeb,Vector 02: Plot Multiple Shapefiles and Create Custom Legends in Base Plot in R,
  d5cc8e78181d49f0926cadd2424dfcd8,Vector 03: When Vector Data Don't Line Up - Handling Spatial Projection & CRS in R,
  