The string you type here will be the name of the directory in which all outputs from this tool are written. The directory will be created in your current working directory, which is (most likely) the directory in which you launched this application via "python -m ecosynth"
The Launch Elevation is in Meters Above Mean Sea Level
The Log File is the telemetry data collected by the UAS in the Acquisition stage. Currently this form assumes the input file is formatted as an ArduPilot telemetry file
The Out File is created during the Generation Stage of the pipeline. In Ecosynther, the Out File is located by default in the 'bundle' subdirectory after processing. In Photoscan, the Out File is an optional output file.
The Dense PLY File is created during the Generation Stage of the pipeline. In Ecosynther, the Out File is located by default in the 'pmvs/models' subdirectory after processing.