Text normalization
Prepare Persian and Arabic TXT/DOCX inputs for downstream comparison.
Open toolIslamic Digital Humanities Research
Reproducible tools for computational text research
IDHR provides browser-based tools for normalizing Persian/Arabic text, detecting text reuse, identifying words distinctive to a base text, and comparing repeated 2–5 word phrases. The 1.3.7 release remains available with its own web and worker services for research verification.
Text reuse detection
Find and inspect reused or highly similar passages using the IDHR/Passim workflow.
Open toolDistinctive words
List words found in a selected base book but absent from the other uploaded books, with base-text frequencies.
Open toolRepeated 2–5 word phrases
Identify phrases repeated in a base text and report their frequencies across comparison books.
Open toolReproducibility
Every asynchronous analysis can produce a Research Manifest containing the requested IDHR version, engine compatibility version, parameters, input filenames, file sizes, and SHA-256 hashes. Stable 1.3.7 uses its preserved web and scientific worker images.