Fabian Gans meggart

meggart / countmap.jl

Created June 23, 2025 06:47

	using NetCDF, YAXArrays
	import DiskArrayEngine as DAE

	ds = open_dataset("/Net/Groups/BGI/data/DataStructureMDI/DATA/Incoming/ESACCI/LC/v2_1_1/orgdata/C3S-LC-L4-LCCS-Map-300m-P1Y-2020-v2.1.1.nc")
	lc = ds.lccs_class

	c = YAXArrays.counter(lc)

	using Distributed
	addprocs(16)

meggart / DiskArraysZipArchives.jl

Created June 17, 2025 16:19

	import DiskArrays: AbstractDiskArray, DiskArrays, Unchunked, Chunked, GridChunks

	struct SimpleFileDiskArray{C<:Union{Int,Nothing}} <: AbstractDiskArray{UInt8,1}
	file::String
	s::Int
	chunksize::C
	end
	Base.size(s::SimpleFileDiskArray) = (s.s,)
	function SimpleFileDiskArray(filename;chunksize=nothing)
	isfile(filename) \|\| throw(ArgumentError("File $filename does not exist"))

meggart / partialshard.jl

Last active August 17, 2023 16:09

Dagger PartialShards

	using Dagger


	struct PartialShard
	chunks::Dict{Dagger.Processor,Tuple{Dagger.Chunk,Dagger.Chunk}}
	end


	function partialshard(@nospecialize(f); procs=nothing, workers=nothing, per_thread=false)
	if procs === nothing

meggart / interpolation.jl

Last active May 3, 2020 21:36

	import Interpolations
	import Dierckx

	function interpolate_data(tsteps_old, tsteps_new, y, options)
	# Apply interpolation according to the options
	y_interp = if options.interpolation_method == "Dierckx"

	if options.boundary_condition == "flat"
	s = Dierckx.Spline1D(tsteps_old,y,bc="nearest")
	s(tsteps_new)

meggart / SphericalHarmonics.jl

Created March 12, 2020 07:41

	module SphericalHarmonics
	using FastTransforms
	import Geodesy: LLA,distance


	immutable PLM{T}
	coefs::Matrix{T}
	end
	function lm2ij(l,m)
	l<0 && throw(BoundsError("l must be positive"))

meggart / gist:e29e6381d9400ff789eefbccc109d6f9

Last active October 7, 2019 10:09

DimensionalData interface proposal.md

using DimensionalData
using GeoData

# Functions to be extended
"""
    gridcoordinates(::Gridtype,x)

meggart / Pangeo.ipynb

Last active October 16, 2022 21:43

Example of using ESDL with Pangeo data

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meggart / parseprj.jl

Created August 20, 2019 07:04

Parse prj from Shapefile

	import Tokenize.Tokens: IDENTIFIER, LSQUARE, COMMA, RSQUARE, STRING, ENDMARKER
	function parsetokens(t,ar)
	if t[1].kind==Tokenize.Tokens.IDENTIFIER
	@assert t[2].kind==LSQUARE
	brackcount=1
	i=3
	while true
	t[i].kind==LSQUARE && (brackcount=brackcount+1)
	t[i].kind==RSQUARE && (brackcount=brackcount-1)
	brackcount==0 && break

meggart / Dockerfile

Created August 7, 2019 12:06

	FROM jupyter/datascience-notebook:eb149a8c333a

	MAINTAINER [email protected]
	LABEL version='0.6.1'

	USER root
	RUN sudo apt-get update && sudo apt-get upgrade -y
	RUN sudo apt-get install -y git unzip apt-utils vim

	ADD start.sh /usr/local/bin/start.sh

meggart / gist:ef7de95a11cd480e10d1971dc3d1c58e

Created May 17, 2019 09:12

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