Visión general
The qilisdk.noise module contains classes that represent different types of noise in quantum systems.
These noise models can be integrated into quantum simulations to account for real-world imperfections and
decoherence effects. A NoiseModel can contains various types of noise,
each of which is then applied during simulation.
Backend |
Modelos de ruido compatibles |
|---|---|
✔ |
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✔ |
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✕ |
Uso
Los pases de ruido se añaden a un NoiseModel, que luego debe incluirse al crear un backend. Por ejemplo, para crear un circuito simple y simularlo con un backend CUDA que contenga un modelo de ruido de inversión de bit:
from qilisdk.noise import NoiseModel, BitFlip
from qilisdk.digital import X, Circuit
from qilisdk.functionals import DigitalPropagation
from qilisdk.readout import Readout
from qilisdk.backends import CudaBackend
# Define the random circuit and functional
c = Circuit(nqubits=2)
c.add(X(0))
c.add(X(1))
functional = DigitalPropagation(c)
# Apply bit-flip noise with 50% probability to X gates on qubit 1
nm = NoiseModel()
nm.add(BitFlip(probability=0.5), gate=X, qubits=[1])
# Execute with CUDA backend
backend_cuda = CudaBackend(noise_model=nm)
res = backend_cuda.execute(functional, readout=Readout().with_sampling(nshots=1000))
print(res)
Resumen de los tipos de ruido
Algunos de los pases de ruido disponibles en QiliSDK pueden utilizarse tanto para circuitos digitales como para programas analógicos, mientras que otros son específicos de uno u otro:
Tipo de ruido |
Digital Propogation |
Evolución analógica |
|---|---|---|
✔ |
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✔ |
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✔ |
✔ |
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✔ |
✔ |
|
✔ |
✔ |
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✔ |
✔ |
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✔ |
✔ |
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✔ |
✔ |
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✔ |
✔ |
|
✔ |
✔ |
|
✔ |