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Compare reflex to custom_puv

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This commit is contained in:
Edgar P. Burkhart 2022-04-01 17:10:37 +02:00
parent 4f7780c6ff
commit 2f16aef816
Signed by: edpibu
GPG key ID: 9833D3C5A25BD227
1 changed files with 15 additions and 0 deletions
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15
swash/processing/post_reflex.py
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@ -44,10 +44,24 @@ f = 1 / dt
idx = [arg_x0 - 5, arg_x0, arg_x0 + 7] idx = [arg_x0 - 5, arg_x0, arg_x0 + 7]
wl = watl[arg_t0:, idx] wl = watl[arg_t0:, idx]
# Reflex3S
res = reflex3S(*wl.T, *x[idx], botl[idx].mean(), f, 0.02, 0.2) res = reflex3S(*wl.T, *x[idx], botl[idx].mean(), f, 0.02, 0.2)
f_, ai_, ar_ = reflex3s(wl.T, x[idx], botl[idx].mean(), f) f_, ai_, ar_ = reflex3s(wl.T, x[idx], botl[idx].mean(), f)
ai, ar, _, _, _, _, fre = res ai, ar, _, _, _, _, fre = res
# Custom PUV
eta = watl[t > t0, arg_x0]
u = vel[t > t0, 0, arg_x0]
phi_eta = sgl.welch(eta, f)
phi_u = sgl.welch(u, f)
phi_eta_u = sgl.csd(eta, u, f)
R = np.sqrt(
(np.abs(phi_eta[1]) + np.abs(phi_u[1]) - 2 * phi_eta_u[1].real)
/ (np.abs(phi_eta[1]) + np.abs(phi_u[1]) + 2 * phi_eta_u[1].real)
)
out = pathlib.Path(config.get("post", "out")).joinpath(f"t{t0}x{x0}") out = pathlib.Path(config.get("post", "out")).joinpath(f"t{t0}x{x0}")
log.info(f"Saving plots in '{out}'") log.info(f"Saving plots in '{out}'")
out.mkdir(parents=True, exist_ok=True) out.mkdir(parents=True, exist_ok=True)
@ -58,6 +72,7 @@ plt.ylim((0, 1))
plt.savefig(out.joinpath("reflex3s_pa.pdf")) plt.savefig(out.joinpath("reflex3s_pa.pdf"))
plt.clf() plt.clf()
plt.plot(f_, ar_ / ai_) plt.plot(f_, ar_ / ai_)
plt.plot(phi_eta[0], R)
plt.xlim((0, 0.3)) plt.xlim((0, 0.3))
plt.ylim((0, 1)) plt.ylim((0, 1))
plt.savefig(out.joinpath("reflex3s.pdf")) plt.savefig(out.joinpath("reflex3s.pdf"))