电脑知识与技术
電腦知識與技術
전뇌지식여기술
COMPUTER KNOWLEDGE AND TECHNOLOGY
2014年
6期
1328-1332
,共5页
搜索引擎%舆情过滤%布尔模型%索引%lucene
搜索引擎%輿情過濾%佈爾模型%索引%lucene
수색인경%여정과려%포이모형%색인%lucene
search engine%public opinion filtering%bool model%index%lucene
网络舆情已成为社会情报的一种重要表现形式。对于性质恶劣(负面)的网络舆情信息,能否及时高效的挖掘出来对网络舆情监控具有十分重要的意义。针对目前舆情发现的时效性不足的问题,该文提出基于搜索引擎的关键词检索过滤算法,并在多线程环境下运行,充分利用索引查询的高效性,大大提高了恶劣舆情过滤的效率。
網絡輿情已成為社會情報的一種重要錶現形式。對于性質噁劣(負麵)的網絡輿情信息,能否及時高效的挖掘齣來對網絡輿情鑑控具有十分重要的意義。針對目前輿情髮現的時效性不足的問題,該文提齣基于搜索引擎的關鍵詞檢索過濾算法,併在多線程環境下運行,充分利用索引查詢的高效性,大大提高瞭噁劣輿情過濾的效率。
망락여정이성위사회정보적일충중요표현형식。대우성질악렬(부면)적망락여정신식,능부급시고효적알굴출래대망락여정감공구유십분중요적의의。침대목전여정발현적시효성불족적문제,해문제출기우수색인경적관건사검색과려산법,병재다선정배경하운행,충분이용색인사순적고효성,대대제고료악렬여정과려적효솔。
Net-mediated public opinion has become one format of social information. As to severe public opinion context, it is of significance for public opinion monitoring system to find that information timely and efficient. To deal with the problem of lacking efficiency of finding severe opinion at present, in this paper, a algorithm about keywords filtering based on search engine is designed and run in multi-thread environment. The algorithm makes use of index searching efficiency and improves productiv-ity obviously in public opinion filtering system.