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3-Heights™ OCR Enterprise Add-On
Overview Functions Benefits	Areas of Use Technical Details Downloads
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The 3-Heights™ OCR Enterprise Add-On compliments several products of PDF Tools AG with a high performance optical character recognition (OCR) function. This allows for converting images such as TIFF or JPEG to PDF or PDF/A, or converting PDF to PDF/A and applying OCR at the same time.	The customer has a free choice of the OCR Engine he wants to use. At this time ABBYY FineReader 10 and Tesseract are available in different types of licensing models. Depending on the requirements for recognition rate, throughput and costs, an adequate model can be selected.

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General Functions Add OCR text information to PDF documents Set the language of the OCR text to increase the recognition rate Direct access to the OCR engine or synchronized use via a service Recognition of multi language documents Tesseract Related Functions Support for 8 different languages by means of dictionaries Optimized for images with a resolution of 300 dpi Automatic detection of the base line	ABBYY Related Functions Recognition of almost 200 languages with machine generated contents Extended support of almost 50 languages with dictionaries and morphological tools Recognition of typewriter scripts Recognition and decoding of barcodes (1D) Recognition of type of content (images vs. texts) Modules to support additional languages Chinese, Japanese, Korean Old European Languages 2D Barcode Select normal, fast and balanced mode De-Skewing: Automatic image alignment Image clean-up: Unwanted artifacts are recognized and eliminated Filtering of non-relevant backgrounds Recognition and correction of page orientation Creation and use of profiles that summarize the above features
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Properties and Use The 3-Heights™ OCR Enterprise Add-On is a module, which can be used in conjunction with other products of PDF Tools AG. Based on the selected OCR engine, it recognizes textual content and embeds it as Unicode text into the PDF and PDF/A document. Thus, created PDF documents are fully text searchable. Various options related to image manipulation, pre-processing and text recognition allow for an optimally tuned recognition process.	Performance Characteristics Choice of the OCR engine, available are: ABBYY FineReader OCR Engine 10 Tesseract OCR Engine 2 Depending on the OCR engine, up to 200 languages are supported and for many languages, there is additional support by means of dictionaries and morphologic tools Migration of license keys (ABBYY 10 only)
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Inbox Recognition of texts while scanning incoming mail. Usage of texts in the metadata of incoming documents and in the downstream business processes, for example ERP and Workflow Systems. Direct archiving of incoming documents with text recognition. Text recognition in scanned email attachments for easier processing.	Archiving Apply text recognition when converting archives from TIFF or PDF to PDF/A. Convert proprietary formats to PDF/A and embed texts. Recognize information on index pages and transmit them to the metadata of the document or dossier. Further Areas of Use Unpacking scanned email attachments Preparing for archiving Archive migration
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Input Formats Defined by base product: 3-Heights™ PDF to PDF/A Converter PDF 3-Heights™ Image to PDF Converter TIFF (Tagged Image File Format) JPEG (Joint Photographic Expert Group) PNG (Portable Network Graphics) GIF (Graphics Interchange Format) BMP (Window Bitmap) EPS (Encapsulated Post Script) JB2 (JBIG2, Joint Bi-level Image Experts Group) JP2 (JPEG2000) JPX (Extended JPEG2000) PBM (Portable Bitmap File Format) JIF (GIF Flate) 3-Heights™ Document Converter Service Microsoft Office 2003 and 2007 documents Document of older Microsoft Office versions Simple Text WordPerfect HTML Outlook (MSG) PDF Internet Mail Message Format Image formats (TIFF, JPEG, PNG, JBIG2, JPX, GIF, BMP, etc.) ZIP und TAR Archive Add-ins for customer specific formats Target Formats PDF, PDF/A	Required Base Products The 3-Heights™ OCR Enterprise Add-On can be used in conjunction with the following products: 3-Heights™ PDF to PDF/A Converter 3-Heights™ Image to PDF Converter 3-Heights™ Document Converter Service Operating Systems ABBYY: Windows 2000, XP, Vista, 7 Windows Server 2003, 2008, 2008 R2 – 32 and 64 Bit Tesseract: Windows, Linux, others on request Interfaces and Programming Languages The OCR engine is installed as a separate product. However it does not come with a visible interface. Instead it is accessed directly from within the base product. E.g. the base product is an API: this API provides the OCR related functions and properties; the base product is a shell tool or service: there are corresponding switches available to control the OCR related features. Interfaces Defined by base product: API: C, Java, .NET, COM Shell Tool: Command line tool for batch processing Windows Service: Windows service with watched folders
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ABBYY The ABBYY FineReader Engine is available in three different versions for Windows. Version 8 is no longer sold: ABBYY FineReader Engine 8 ABBYY FineReader Engine 8 including support for Chinese, Japanese and Korean (CJK) ABBYY FineReader Engine 10 The engine can be downloaded from the Download page or you personal download account. The license key, which is required to activate the engine in evaluation mode or production mode, can only be downloaded from the personal download account. If you require a license key, please contact us.	Tesseract At this time the Tesseract Engine 2 is available for: Windows Linux Other platforms are available on request. The engine can be downloaded from the Download page. The Tesseract engine does not require activation by a licensing key.
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