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What you want to do is pretty straightforward in python. Just load the data into numpy arrays (or here a Pandas dataframe) then do some conditional testing with numpy logical_and to find out the number of days that your rows match all 3 constraints. Here's a simple example matching 2 constraints: import pandas as pd import numpy as np a = np.arange(10) ...


In the context of airborne LiDAR and forestry, local maxima algorithms such as the one described in Popescu et al. (2002) were designed to identify and extract individual trees in the forest. Given some digital surface model (usually, a canopy height model), the local maxima algorithm will search for the highest point inside a window of search, and it will ...

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