To generate clean images: 

Exclusivity: The image should not contain any watermarks, copyright symbols, or other external markings that may indicate low-quality sourcing.
Resolution: The image should be high-resolution (minimum 1080p or higher). It should not be pixelated or blurry.
Lighting and Color: The image should have good lighting. It shouldn't be too dark or excessively bright. The colors should be vibrant and well balanced, not washed out or overly saturated.
Framing and Composition: The image should be well-composed, with the subject or focal point clearly visible and not blocked by other elements in the photo. The scene should be framed in such a way that the viewer's attention is drawn to the main subject.
Content: The image should be free of inappropriate or offensive content. It should be suitable for a general audience.
Details and Texture: Fine details and textures should be clearly visible in the image. It shouldn't appear flat or lack depth.
