: The introduction of downloadable thresholds for loop filters.

: It was part of the early "Joint Model" (JM) development phase for the H.26L/AVC standard.

: A proposal for short tap filters for high-resolution sequences.

: During the same meeting, other papers addressed similar efficiency and complexity issues, such as:

The document "b_078" (specifically ) refers to a technical paper titled "Study on in-loop filtering issues," authored by Miyamoto et al..

: A loop filter utilizing DCT coefficient distribution.