Lift hc2_bm + weights gates via clubSandwich WLS-CR2 port#475

Merged

igerber merged 11 commits into

mainfrom

wls-cr2-clubsandwich-port

May 21, 2026

Commits on May 20, 2026

linalg: lift hc2_bm + weights gates via clubSandwich WLS-CR2 port

igerber
and
claude
committed
linalg: address local codex review (P0 weight_type, P1 zero-weight clusters, P2 docstrings)

igerber
and
claude
committed
linalg: address R2 codex review (LinearRegression _bm_dof on weighted-cluster + scope tightening)

igerber
and
claude
committed
linalg: address R3 codex P3 items (dead-code thread + R-script fixture comments)

igerber
and
claude
committed
linalg/registry: address R4 codex P3 items (scope clarity)

igerber
and
claude
committed
linalg: address R5 codex P3 (_compute_bm_dof_from_contrasts docstring drift)

igerber
and
claude
committed
linalg: NaN-guard FP-noise-floor DOF for high-leverage FE-dummy contrasts (R6 P1)

igerber
and
claude
committed
linalg: propagate noise-floor NaN DOF to LinearRegression inference (R7 P0)

igerber
and
claude
committed
linalg: address CI codex R8 P2 (single-contrast noise-floor guard)

igerber
and
claude
committed
linalg: subpopulation invariance for weighted clustered CR2 (CI codex P0 R2)

igerber
and
claude
committed
registry: pweight-only sentence for WLS-CR2 port (CI codex P3 R3)

igerber
and
claude
committed