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 | :---:      | :---  | 
 | 08.02.2023 | [Вводная лекция](lections/OATD_lec_1.pdf) [pptx](lections/OATD_lec_1.pptx) | 
 | 13.02.2023 | [Клаcсификация данных. Основные понятия](lections/OATD_lec_2.pdf) [pptx](lections/OATD_lec_2.pptx) | 
-| 20.02.2023 | to be soon... | 
+| 20.02.2023 | [Интеллектуальный анализ текстов](lections/OATD_lec_3.pdf) [pptx](lections/OATD_lec_3.pptx) | 
 
 ## [Журнал группы](https://docs.google.com/spreadsheets/d/1Ylxaq-dMsEjq2ValfzxFbz9bQC7gCFsfHVfGE9VSx3Y/edit#gid=0) 
 
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