Astronomy Image Explorer

The eigenvalues of the Koopman matrix K of synt...

The eigenvalues of the Koopman matrix K of synthetic Duffing oscillator data. The x-axis...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Duffing oscillator light-curve test data and ph...

Duffing oscillator light-curve test data and phase space colored by eigenfunction amplit...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

4U 1705-44 light curve and phase space colored ...

4U 1705-44 light curve and phase space colored by eigenfunction amplitude. K was calcula...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Koopman eigenvalues and PSD for a noise-free Du...

Koopman eigenvalues and PSD for a noise-free Duffing oscillator (D = 0, δ = 0.2, α = −1....

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Prediction errors and standard deviations of 4U...

Prediction errors and standard deviations of 4U 1705-44 flux around the transition midpo...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Predictions of 4U 1705-44 flux around two trans...

Predictions of 4U 1705-44 flux around two transition midpoints. Left column: rapid-risin...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Same as Figure 3, but with process noise D = 0....

Same as Figure 3, but with process noise D = 0.2. Eigenvalues are shifted away from the ...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

(Top panels) The Duffing oscillator time-series...

(Top panels) The Duffing oscillator time-series data injected with a measurement noise l...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

The eigenvalues of the Koopman matrix K of 4U 1...

The eigenvalues of the Koopman matrix K of 4U 1705-44 data, calculated with EDMD using a...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

The combined light curve of 4U 1705-44 spanning...

The combined light curve of 4U 1705-44 spanning ∼30 yr (1996–2025), rebinned and standar...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Combining RXTE and MAXI data of 4U 1705-44. Top...

Combining RXTE and MAXI data of 4U 1705-44. Top: the “overlap” section where both RXTE a...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Outlier selection and removal for 4U 1705-44. L...

Outlier selection and removal for 4U 1705-44. Left: histogram of residuals after the fir...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Two segments of rebinned 4U 1705-44 data (blue)...

Two segments of rebinned 4U 1705-44 data (blue) overlaid with the smoothed light curve a...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

The 20 transition points of 4U 1705-44 in the r...

The 20 transition points of 4U 1705-44 in the range of MJD 54000–60400, used to demonstr...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Long-term predictions of 4U 1705-44 flux at 10 ...

Long-term predictions of 4U 1705-44 flux at 10 transition midpoints (MJD 54000–56200). E...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Long-term predictions of 4U 1705-44 flux at 10 ...

Long-term predictions of 4U 1705-44 flux at 10 transition midpoints (MJD 57900–60400). E...

Eric Miao et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Snapshot (at t ≃ 9.5 hr) of the magnetic field ...

Snapshot (at t ≃ 9.5 hr) of the magnetic field lines connected to the 20 synthetic space...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Simulated Parker Solar Probe measurements of th...

Simulated Parker Solar Probe measurements of the (a) Run A and (b) Run B CMEs using the ...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Snapshot (at t ≃ 9.5 hr) of the scaled magnetic...

Snapshot (at t ≃ 9.5 hr) of the scaled magnetic field magnitude (∣B∣) for (a) Run A and ...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Snapshot (at t ≃ 9.5 hr) of the scaled tangenti...

Snapshot (at t ≃ 9.5 hr) of the scaled tangential magnetic field component (BT) for (a) ...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Snapshot (at t ≃ 18 hr) of the solar wind radia...

Snapshot (at t ≃ 18 hr) of the solar wind radial speed (VR) for (a) Run A and (b) Run B ...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Snapshot (at t ≃ 9.5 hr) of the scaled radial m...

Snapshot (at t ≃ 9.5 hr) of the scaled radial magnetic field component (BR) for (a) Run ...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Synthetic spacecraft profiles at r = 15 R⊙ for ...

Synthetic spacecraft profiles at r = 15 R⊙ for (a) Run A and (b) Run B. Each panel shows...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Synthetic spacecraft profiles for fixed (θ, ϕ) ...

Synthetic spacecraft profiles for fixed (θ, ϕ) = (0∘, 0∘) at four radial distances (5, 1...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Spatial distribution of the synthetic spacecraf...

Spatial distribution of the synthetic spacecraft for (a) Run A and (b) Run B projected o...

Erika Palmerio et al, The Astrophysical Journal Supplement Series 286 2

Image Details View Article

Updated Search and Sort