Source code for cr.sparse._src.cs.cs1bit.util

# Copyright 2021 CR-Suite Development Team
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
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#     https://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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import jax.numpy as jnp


[docs]def measure_1bit(Phi, x):
    """Compressive measurement and 1 bit quantization
    """
    u = Phi @ x
    y = jnp.sign(u)
    return y