utv_probe_transpose_derivatives_from_sweep

t3toolbox.backend.utv_sampling.utv_probe_transpose_derivatives_from_sweep(ztildes, frame_sweep, order, sum_over_probes=True, chunk_size=100)

def utv_probe_transpose_derivatives_from_sweep(
        ztildes,      # probe residual jets, len=d, ith elm_shape=(order+1,)+W+K+C+(Ni,)
        frame_sweep,   # = utv_precompute_probe_frame_sweep_jets(...)
        order,        # highest derivative order
        sum_over_probes=True,
        chunk_size=100,   # W-chunk size for the gradient assembly; None -> dense. docs/chunking.md
):  # -> bare variation supercore pair (dU_tilde, dG_tilde); stack K_new + C

Transpose 𝒥ᵀ of the probe-derivatives reusing the jet sweep (the bare adjoint): pack the residual jets to N, share sampling_derivatives.tv_probe_transpose_derivatives_from_sweep().