For choosing parameters, we can use the following tools:

1. LWE Estimator:
   • Documentations
2. Script on SageMath: It looks like the following:

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load("https://bitbucket.org/malb/lwe-estimator/raw/HEAD/estimator.py")
n, alpha, q = 256,  0.000976562500000000,  65537
set_verbose(1)
_ = estimate_lwe(n, alpha, q)

1. Estimate all the LWE, NTRU schemes:
   • Can see here