基于图像的文本提取是增长最快的一个领域的研究领域多媒体技术。的提取文本从一个复杂的或多个彩色图像是一个具有挑战性的问题。文本数据出现在图像包含有用的信息习惯性的解释,索引和结构的图像。提取这些信息涉及到检测、定位、跟踪、提取、增强和识别的文本从一个给定的图像。-Image based text extraction is one of the fastest growing research areas in the field of multimedia technology. The extraction of text　a complex or more colorful images is a challenging problem. Text data present in images contains useful information for habitual explanation, indexing, and structuring of images. Extraction of this information involves detection, localization, tracking, extraction, enhancement, and recognition of the text　a given image.