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karpathy / microgpt.py

Last active May 7, 2026 19:18

microgpt

	"""
	The most atomic way to train and run inference for a GPT in pure, dependency-free Python.
	This file is the complete algorithm.
	Everything else is just efficiency.

	@karpathy
	"""

	import os # os.path.exists
	import math # math.log, math.exp

mblondel / fista.py

Created November 6, 2016 06:48

Efficient implementation of FISTA

	"""
	Efficient implementation of FISTA.
	"""

	# Author: Mathieu Blondel
	# License: BSD 3 clause

	import numpy as np

agramfort / lasso_ista_fista.py

Created January 31, 2016 14:33

Lasso with ISTA and FISTA

	#!/usr/bin/env python
	#
	# Solve LASSO regression problem with ISTA and FISTA
	# iterative solvers.

	# Author : Alexandre Gramfort, first.last@telecom-paristech.fr
	# License BSD

	import time
	from math import sqrt

fabianp / group_lasso.py

Created December 2, 2011 14:17

group lasso

	import numpy as np
	from scipy import linalg, optimize

	MAX_ITER = 100


	def group_lasso(X, y, alpha, groups, max_iter=MAX_ITER, rtol=1e-6,
	verbose=False):
	"""
	Linear least-squares with l2/l1 regularization solver.