João Victor Rebouças joaoreboucas1

Cosmologist, postdoc at CBPF. I specialize in statistical analysis of dark energy models beyond Lambda-CDM using data from CMB, LSS, Supernovae, etc

joaoreboucas1 / sn_riess.py

Created October 7, 2025 18:08

Auxiliary functions for reproducing Riess' 1998 paper results for dark energy

	from random import uniform
	from time import perf_counter
	import numpy as np
	import matplotlib.pyplot as plt
	from scipy.integrate import quad
	import getdist
	from getdist import plots

	c = 299_792.458 # km/s

joaoreboucas1 / matter_field.py

Last active May 13, 2025 22:21

	import numpy as np
	import matplotlib.pyplot as plt
	from matplotlib.animation import FuncAnimation
	from scipy.fftpack import fftn, ifftn

	import camb

	h=0.675
	pars = camb.set_params(
	H0=100*h, ombh2=0.022, omch2=0.122, mnu=0.06, omk=0, tau=0.06,

joaoreboucas1 / treshold.py

Last active March 10, 2024 15:08

Marcus' idea of dividing a sample via treshold value and maximizing the difference of means

	import sys

	import numpy as np
	from numpy.typing import NDArray
	import matplotlib.pyplot as plt

	# Number of samples to draw
	N = 200_000

	# Distribution parameters

joaoreboucas1 / hello.py

Created October 1, 2023 15:05

Rainbow Hello! Prints different colored "Hello"s in the terminal

joaoreboucas1 / sync.py

Last active May 31, 2024 19:43

Command-line tool in Python that synchronizes a funk beat into a song (must be .wav format)

	from math import floor
	from pathlib import Path
	import sys
	import os
	import numpy as np
	import librosa
	import librosa.beat
	import soundfile as sf

	def synchronize(file_path_1, file_path_2, output_path="mashup.wav", second_iteration=False):