LIMITED ERROR RASTER COMPRESSION

Patent №

US 9,819,964

Granted

2017-11-14

Filed 2016

Owner

ENVIRONMENTAL SYSTEMS RESEARCH INSTITUTE, INC.

Lab

AI components

1

vision

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

14996024

Embodiments of the invention relate to an image or raster compression method for a multi-dimensional array of pixels. A user specifies a maximum error allowable per pixel for the compression algorithm. The raster is divided into a number of pixel blocks where each pixel is quantized and bit stuffed based on a number of block statistics including the maximum error allowable. The size of the pixel blocks is limited to two (e.g., 8×8 and 16×16) to save processing time with little difference in compression. A Look-Up Table (LUT) is used instead for certain types of data where it is more efficient.

VisionH04N 19/65G06T 9/00H04N 19/119H04N 19/124H04N 19/146H04N 19/176H04N 19/463H04N 19/91

AI classification

Vision0.88
AI hardware0.03
Speech0.00
Evolutionary computation0.00
Machine learning0.00
Natural language0.00
Knowledge representation0.00
Planning0.00

Ownership

ENVIRONMENTAL SYSTEMS RESEARCH INSTITUTE, INC.

assignment · 379140629

Assignors

MAURER, THOMAS, GAO, PENG, BECKER, PETER

On an employer assignment, the assignors are typically the inventors.

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