3 problems

Let $p_1^{\star,2}\approx0.15547$ and $p_2^{\star,2}\approx0.84453$ be the numerically determined optimal proportions of weight-$1$ and weight-$2$ columns, and let…

Expected-gains conjecture. Similar gains should be expected when non-binary LT codes are employed in the concatenation.

Space-saving conjecture. The space saving using this transformation is on average less than one bit, even when applied to high-entropy input.