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An ensemble model for stance detection in social media texts / Sara Sherif Mourad Abdelmeged Sherif ; Supervised Doaa Mohamed Shawky , Hatem Adel Fayed

By: Contributor(s): Material type: TextTextLanguage: English Publication details: Cairo : Sara Sherif Mourad Abdelmeged Sherif , 2019Description: 113 P. : charts ; 30cmOther title:
  • استخدام نموذج مجمع لاستنباط المواقف المتضمنة فى الرسائل النصية المرسلة عبر وسائل التواصل الاجتماعى [Added title page title]
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Dissertation note: Thesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Mathematics and Physics Summary: The aim of this thesis is to develop a robust model with high generalization capability to classify the stance in tweets. In stance detection tasks, the objective is to identify the stance of a person towards a certain topic. To accomplish the thesis objectives, different models were established. Then, two classifiers were trained to evaluate each model. Experimental analyses were conducted on five datasets used as benchmarks for stance detection. Finally, the single models, resulted from the different design alternatives, were combined into three ensemble models. Experimental results show that the proposed ensembles outperform the state-of-the-art models for three out of the five used datasets
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Item type Current library Home library Call number Copy number Status Barcode
Thesis Thesis قاعة الرسائل الجامعية - الدور الاول المكتبة المركزبة الجديدة - جامعة القاهرة Cai01.13.10.M.Sc.2019.Sa.E (Browse shelf(Opens below)) Not for loan 01010110079560000
CD - Rom CD - Rom مخـــزن الرســائل الجـــامعية - البدروم المكتبة المركزبة الجديدة - جامعة القاهرة Cai01.13.10.M.Sc.2019.Sa.E (Browse shelf(Opens below)) 79560.CD Not for loan 01020110079560000

Thesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Mathematics and Physics

The aim of this thesis is to develop a robust model with high generalization capability to classify the stance in tweets. In stance detection tasks, the objective is to identify the stance of a person towards a certain topic. To accomplish the thesis objectives, different models were established. Then, two classifiers were trained to evaluate each model. Experimental analyses were conducted on five datasets used as benchmarks for stance detection. Finally, the single models, resulted from the different design alternatives, were combined into three ensemble models. Experimental results show that the proposed ensembles outperform the state-of-the-art models for three out of the five used datasets

Issued also as CD

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