scholarly journals CWI: A multimodal deep learning approach for named entity recognition from social media using character, word and image features

Author(s):  
Meysam Asgari-Chenaghlu ◽  
M. Reza Feizi-Derakhshi ◽  
Leili Farzinvash ◽  
M. A. Balafar ◽  
Cina Motamed
2021 ◽  
Vol 14 (39) ◽  
pp. 2998-3006
Author(s):  
Birhanu Gardie ◽  
◽  
Smegnew Asemie ◽  
Kassahun Azezew

Author(s):  
Ismail El Bazi ◽  
Nabil Laachfoubi

Most of the Arabic Named Entity Recognition (NER) systems depend massively on external resources and handmade feature engineering to achieve state-of-the-art results. To overcome such limitations, we proposed, in this paper, to use deep learning approach to tackle the Arabic NER task. We introduced a neural network architecture based on bidirectional Long Short-Term Memory (LSTM) and Conditional Random Fields (CRF) and experimented with various commonly used hyperparameters to assess their effect on the overall performance of our system. Our model gets two sources of information about words as input: pre-trained word embeddings and character-based representations and eliminated the need for any task-specific knowledge or feature engineering. We obtained state-of-the-art result on the standard ANERcorp corpus with an F1 score of 90.6%.


2021 ◽  
pp. 106958
Author(s):  
Jian Liu ◽  
Lei Gao ◽  
Sujie Guo ◽  
Rui Ding ◽  
Xin Huang ◽  
...  

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