Finding the proper journal to publish research in computational architecture might be a challenge. One of the most popular in the environment is:

IJAC: The International Journal of Architectural Computing

Architectural Design (AD)

International Journal of Design Sciences and Technology

If you are looking a journal with impact factor, you should look through the scopes of the listened below journals:

Some more oriented for computing in civil engineering and structural systems:

And more can be found here journals listened by Scimago Journal& Country Rank.

If you are looking how to write your publication within a week: How to write Any article in 7 days?