Stitching artifacts - PIX4Dreact

This article discusses the causes of artifacts in orthomosaics .

Graphic card drivers issue

This is a common problem. The artifacts look really strange. Many colors are present, and it's a combination of big and small squares, images are scrambled, looking like a Picasso painting. 

Example artifacts: 

image-20240207-091921   image-20240228-113329

This is commonly related to outdated graphic card drivers.To solve this: 

Color balance 

Different colors between images can generate "Honey comb" effect:
To solve this issue and improving the color transitions in the orthomosaic:

  • Import the images again.
  • Enable Full Blending under Advanced settings - Processing options.

Insuficcient overlap

When overlap is insuficcient, processing may fail or artifacts can occur in the orthomosaic.


Make sure overlap is more than 70% for both side and frontal overlap. 

Corrupted images

Non-nadir or distorted images can generate artifacts. 

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To solve this issue, inspect the images around the area and discard them when processing.