Visual artifact
Visual artifacts (also artefacts) are anomalies apparent during visual representation as in digital graphics and other forms of imagery, especially photography and microscopy. == In digital graphics == Image quality factors, different types of visual artifacts Compression artifacts Digital artifacts, visual artifacts resulting from digital image processing Noise Screen-door effect, also known as fixed-pattern noise (FPN), a visual artifact of digital projection technology Ghosting (television) Screen burn-in Distortion Silk screen effect Rainbow effect Screen tearing Moiré pattern Color banding == In video entertainment == Many people who use their computers as a hobby experience artifacting due to a hardware or software malfunction.