OCR-D is an open-source software framework designed for the mass digitization of historical documents and the creation of large full-text corpora. It provides scalable, flexible Optical Character Recognition (OCR) workflows that allow users to define custom processing pipelines via command line or integrated tools like Kitodo and OCR4all. The platform supports standardized data formats such as PAGE-XML and is community-driven, offering extensive technical resources, ground truth guidelines, and API documentation for digital humanities and library projects.

LLM mention score The LLM mention score is the total number of mentions of this brand in different LLM chatbots, normalized to the scale from 0 to 100. You can get actual, non-normalized numbers via the LLM Mention API from DataForSEO.

Normalized 0–100 · last 8 weeks

DataForSEO API

Get LLM mention data of any company via DataForSEO API

Get access to the structured data on keyword, brand, and website mentions in LLMs, including metrics like AI search volume, impressions, and mentions count. 

How to get LLM mention data →
// Fetch OCR-D mentions
POST v3/ai_optimization/llm_mentions/search/live
[
    {
        "target": [
            {
                "keyword": "OCR-D",
                "search_scope": ["any"]
            }
        ],
        "platform": "chat_gpt",
        "order_by" : ["ai_search_volume,desc"]
    }
]