Methods and apparatus for lossless LiDAR LAS file compression and decompression are
provided that include predictive coding, variable-length coding, and arithmetic coding. The …

US5659737A - Methods and apparatus for data compression that preserves order by using
failure greater than and failure less than tokens - Google Patents US5659737A - Methods …

US6677868B2 - Entropy coding with adaptive syntax to replace high probability symbols
with lower probabilities symbols - Google Patents US6677868B2 - Entropy coding with …

A method and apparatus is provided for comparing and sorting data strings of different
lengths, in a given character set, and modifying the data such that queries can be run using …

In an adaptive probability estimation method, an index referring to coding parameters is
determined according to occurrence probabilities of Symbols from estimated occur rence …

Methods, and corresponding codec-containing devices are provided that have source
coding schemes for encoding a component of an excitation. In some cases, the source …

US7265691B2 - Modeling for enumerative encoding - Google Patents US7265691B2 -
Modeling for enumerative encoding - Google Patents Modeling for enumerative encoding …

Certain embodiments of the present invention provide an archive management application
that operates within a host application to provide access to an archive and/or allow access to …

A quantified symbol stream is sampled, using the quantified symbols prior to the current
symbol, to generate a modeling value that characterizes the stream. The modeling value is …

Certain embodiments of the present invention provide an archive management application
that operates within a host application to provide access to an archive and/or allow access to …