{"id":"https://openalex.org/keywords/code-weight","display_name":"code weight","description":"Code weight is the number of nonzero elements in a code sequence, a parameter used to characterize optical code-division multiple-access systems.","display_name_alternatives":["code sequence weight","Hamming weight of a codeword"],"ids":{"openalex":"https://openalex.org/keywords/code-weight","wikidata":null},"primary_topic":{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.4309,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.4309,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.4301,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":442,"cited_by_count":4671,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/code-weight","updated_date":"2026-10-21T04:06:17","created_date":"2026-09-30T00:00:00"}
