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"Spam" (組込み分類器)

電子メールが迷惑メールかどうかを内容から判別する．

クラス

詳細

  • 現行バージョンが対応しているのは英語のみである．

例題

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例  (2)

組込み分類器の"Spam"を使って電子メールが迷惑メールかどうかをその内容から識別する：

Wolfram Language code: Classify["Spam", "Dear recipient,*** Technologies announces the beginning of a new unprecendented global employment campaign.reviser yeller winers butchery twenties Due to company's exploding growth *** is expanding business to the European region.During last employment campaign over 1500 people worldwide took part in ***'s business and more than half of them are currently employed by the company.And now we are offering you one more opportunity to earn extra money working with *** Technologies.druggists blame classy gentry Aladdin We are looking for honest,responsible,hard-working people that can dedicate 2-4 hours of their time per day and earn extra Â$300-500 weekly.All offered positions are currently part-time and give you a chance to work mainly from home.lovelies hockey Malton meager reordered Please visit ***'s corporate web site (http://www.***.com/sta/home/0077.htm) for more details regarding these vacancies."]

可能性が高いクラスの確率を得る：

Wolfram Language code: Classify["Spam", "Dear recipient,*** Technologies announces the beginning of a new unprecendented global employment campaign.reviser yeller winers butchery twenties Due to company's exploding growth *** is expanding business to the European region.During last employment campaign over 1500 people worldwide took part in ***'s business and more than half of them are currently employed by the company.And now we are offering you one more opportunity to earn extra money working with *** Technologies.druggists blame classy gentry AladdinPlease visit ***'s corporate web site (http://www.***.com/sta/home/0077.htm) for more details regarding these vacancies.", "Probabilities"]

この分類器のClassifierFunctionを得る：

Wolfram Language code: c = Classify["Spam"]

この分類器を電子メールに適用する：

Wolfram Language code: c["Dear recipient, *** Technologies announces the beginning of a new unprecendented global employment campaign.reviser yeller winers butchery twenties Due to company's exploding growth *** is expanding business to the European region.During last employment campaign over 1500 people worldwide took part in ***'s business and more than half of them are currently employed by the company.And now we are offering you one more opportunity to earn extra money working with *** Technologies.druggists blame classy gentry AladdinPlease visit ***'s corporate web site (http://www.***.com/sta/home/0077.htm) for more details regarding these vacancies."]

スコープ  (1)

組込み分類器に対応するClassifierFunctionをロードする：

Wolfram Language code: c = Classify["Spam"]

Informationを使って可能なクラスを得る：

Wolfram Language code: Information[c, "Classes"]

オプション  (2)

ClassPriors  (1)

カスタムのClassPriorsを使って可能な出力を制限する：

Wolfram Language code: Classify["Spam", "Dear recipient, *** Technologies announces the beginning of a new unprecendented global employment campaign.reviser yeller winers butchery twenties Due to company's exploding growth *** is expanding business to the European region.During last employment campaign over 1500 people worldwide took part in ***'s business and more than half of them are currently employed by the company.And now we are offering you one more opportunity to earn extra money working with *** Technologies.druggists blame classy gentry AladdinPlease visit ***'s corporate web site (http://www.***.com/sta/home/0077.htm) for more details regarding these vacancies.", ClassPriors -> <|False -> 0.4, True -> 0.6|>]

IndeterminateThreshold  (1)

カスタムのIndeterminateThresholdを使う：

Wolfram Language code: Classify["Spam", "Dear recipient, *** Technologies announces the beginning of a new unprecendented global employment campaign.reviser yeller winers butchery twenties Due to company's exploding growth *** is expanding business to the European region.During last employment campaign over 1500 people worldwide took part in ***'s business and more than half of them are currently employed by the company", IndeterminateThreshold -> 0.7]