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Issue with model saving in Serde not keeping media prior type

Status: Open.

#1751 In google/meridian;

· twolf89 opened on Aug 4, 2026

sample_posterior() taking too long to run?

Status: Open.

#1746 In google/meridian;

· nizarhaider-ops opened on Jul 30, 2026

Difficulty converging with >2 paid channels (R-hat > 1e12) despite clean diagnostics

Status: Open.

#1733 In google/meridian;

· betty1234530 opened on Jul 24, 2026

RFC: support KPIs with occasional negative values (e.g. net revenue, net promoter-style score, net cash flow) in Meridian

Status: Open.

#1713 In google/meridian;

· TylerDurdenUI opened on Jul 17, 2026

sample_posterior 00Ms during posterior reconstruction on configs that fit pre-#1465( <= v1.5.2)

Status: Open.

#1709 In google/meridian;

· TylerDurdenUI opened on Jul 17, 2026

Docstring for get_round_factor says budget is "rounded by 10*n" but code rounds to a power of ten

Status: Open.

#1708 In google/meridian;

· Ethan251216 opened on Jul 17, 2026

Google Merdian Budget Optimization when KPI is non revenue

Status: Open.

#1676 In google/meridian;

· Romi-del opened on Jul 3, 2026

meridian_serde.save_meridian() fails on non-uniform (e.g. calendar-monthly) time axes that InputData validation accepts

Status: Open.

#1675 In google/meridian;

· farok-amo opened on Jul 2, 2026

Question about geo-level budget allocation optimization

Status: Open.

#1668 In google/meridian;

· JP-LopezEsc opened on Jun 29, 2026

GPU Memory Exhaustion During Model Fitting on NVIDIA T4

Status: Open.

#1666 In google/meridian;

· GeethaJoseph opened on Jun 25, 2026

Channel order mismatch between media and media_spend can silently produce incorrect spend attribution

Status: Open.

#1644 In google/meridian;

· h30s opened on Jun 16, 2026

MCMC non-convergence and catastrophic predictive_accuracy on 1.6.0 with official tfp-nightly dependency

Status: Open.

#1624 In google/meridian;

· Delong-Li-Martech opened on Jun 9, 2026