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discretization of continuous features wikipedia jump to content main menu main menu move to sidebar hide navigation main page contents current events random article about wikipedia contact us contribute help learn to edit community portal recent changes upload file special pages search search appearance donate create account log in personal tools donate create account log in contents move to sidebar hide top 1 software 2 see also 3 references toggle the table of contents discretization of continuous features 5 languages العربية hrvatski italiano nederlands polski edit links article talk english read edit view history tools tools move to sidebar hide actions read edit view history general what links here related changes upload file permanent link page information cite this page get shortened url switch to legacy parser print export download as pdf printable version in other projects wikidata item appearance move to sidebar hide from wikipedia the free encyclopedia in statistics and machine learning discretization refers to the process of converting or partitioning continuous attributes features or variables to discretized or nominal attributes features variables intervals this can be useful when creating probability mass functions formally in density estimation it is a form of discretization in general and also of binning as in making a histogram whenever continuous data is discretized there is always some amount of discretization error the goal is to reduce the amount to a level considered negligible for the modeling purposes at hand typically data is discretized into partitions of k equal lengths width equal intervals or k of the total data equal frequencies 1 mechanisms for discretizing continuous data include fayyad irani s mdl method 2 which uses mutual information to recursively define the best bins caim cacc ameva and many others 3 many machine learning algorithms are known to produce better models by discretizing continuous attributes 4 software edit this is a partial list of software that implement mdl algorithm discretize4crf tool designed to work with popular crf implementations c mdlp in the r package discretization discretize in the r package rweka see also edit density estimation continuity correction references edit clarke e j barton b a 2000 entropy and mdl discretization of continuous variables for bayesian belief networks pdf international journal of intelligent systems 15 61 92 doi 10 1002 sici 1098 111x 200001 15 1 61 aid int4 3 0 co 2 o retrieved 2008 07 10 fayyad usama m irani keki b 1993 multi interval discretization of continuous valued attributes for classification learning pdf 29 july 2023 hdl 2014 35171 proc 13th int joint conf on artificial intelligence q334 i571 1993 pp 1022 1027 dougherty j kohavi r sahami m 1995 supervised and unsupervised discretization of continuous features in a prieditis s j russell eds work morgan kaufmann pp 194 202 kotsiantis s kanellopoulos d 2006 discretization techniques a recent survey gests international transactions on computer science and engineering 32 1 47 58 citeseerx 10 1 1 109 3084 cite journal cite uses deprecated parameter citeseerx help this statistics related article is a stub you can help wikipedia by adding missing information v t e retrieved from https en wikipedia org w index php title discretization_of_continuous_features oldid 1196518329 categories estimation of densities statistical data coding statistics stubs hidden categories cs1 errors deprecated parameters all stub articles this page was last edited on 17 january 2024 at 19 07 utc page was rendered with parsoid text is available under the creative commons attribution sharealike 4 0 license additional terms may apply by using this site you agree to the terms of use and privacy policy wikipedia is a registered trademark of the wikimedia foundation inc a non profit organization privacy policy about wikipedia disclaimers contact wikipedia legal safety contacts code of conduct developers statistics cookie statement mobile view search search toggle the table of contents discretization of continuous features 5 languages add topic
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