---
name: "hfst-compose-intersect"
section: "1"
platform: "linux"
package: "hfst"
version: "3.16.2-1+b1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/hfst-compose-intersect"
---

# hfst-compose-intersect(1)

\=Compose a lexicon with one or more rule transducers.

## NAME

hfst-compose-intersect - =Compose a lexicon with one or more rule transducers.

## SYNOPSIS

**hfst-compose-intersect** \[*OPTIONS*...\] \[*INFILE1* \[*INFILE2*\]\]

## DESCRIPTION

Compose a lexicon with one or more rule transducers.

### Common options:

- **-h**, **--help**

  Print help message

- **-V**, **--version**

  Print version info

- **-v**, **--verbose**

  Print verbosely while processing

- **-q**, **--quiet**

  Only print fatal erros and requested output

- **-s**, **--silent**

  Alias of **--quiet**

### Input/Output options:

- **-1**, **--input1**=*INFILE1*

  Read first input transducer from INFILE1

- **-2**, **--input2**=*INFILE2*

  Read second input transducer from INFILE2

- **-C**, **--do-not-convert**

  Do not allow transducers to be converted into the same type

- **-o**, **--output**=*OUTFILE*

  Write results to OUTFILE

### Composition options:

- **-I**, **--invert**

  Compose the intersection of the rules with the lexicon instead of composing the lexicon with the intersection of the rules.

- **-f**, **--fast**

  Faster compose instersect using more memory.

- **-e**, **--encode-weights**

  Encode weights when minimizing (default is false).

- **-a**, **--harmonize**

  Harmonize symbols.

If OUTFILE, or either INFILE1 or INFILE2 is missing or -, standard streams will be used. INFILE1, INFILE2, or both, must be specified The format of INFILE1 and INFILE2 must be the same; the result will have the same format as these. INFILE1 (the lexicon) must contain exactly one transducer. INFILE2 (rule file) may contain several transducers.

## EXAMPLES

-

  hfst-compose-intersect -o analyzer.hfst lexicon.hfst rules.hfst

compose rules with lexicon

## REPORTING BUGS

Report bugs to \<hfst-bugs@helsinki.fi\> or directly to our bug tracker at: \<https://github.com/hfst/hfst/issues\>

hfst-compose-intersect home page: \<https://github.com/hfst/hfst/wiki/HfstComposeIntersect\>\
 General help using HFST software: \<https://github.com/hfst/hfst/wiki\>

## COPYRIGHT

Copyright © 2017 University of Helsinki, License GPLv3: GNU GPL version 3 \<http://gnu.org/licenses/gpl.html\>\
 This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.