Neural Extractive Summarization in Indonesian News
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Questions and Answers

What was tuned while optimizing for R-1 in the experiments conducted?

  • Dropout rate (correct)
  • Learning rate
  • Activation function
  • Batch size
  • How many domain pairs were experimented on with the total of 6 categories?

  • 36 (correct)
  • 12
  • 18
  • 6
  • What was the word embedding size increased to from its default value?

  • 300 (correct)
  • 200
  • 100
  • 250
  • What could potentially undermine the generalizability of the conclusions drawn from the experiments?

    <p>The articles included in the first fold</p> Signup and view all the answers

    Which method was compared against N EURAL S UM in the results?

    <p>LEAD-3</p> Signup and view all the answers

    What is the primary metric used to evaluate the models in the experiments?

    <p>ROUGE-1 score</p> Signup and view all the answers

    What pre-trained embedding technique was used to initialize the word embedding?

    <p>FASTTEXT</p> Signup and view all the answers

    What approach was taken regarding hyperparameter tuning during the out-of-domain experiments?

    <p>No hyperparameters were tuned</p> Signup and view all the answers

    What method was used as a baseline for comparison in the summarization results?

    <p>L EAD -N</p> Signup and view all the answers

    What does the acronym TF stand for in the context of text summarization?

    <p>Term Frequency</p> Signup and view all the answers

    What was the reason for initializing with FAST T EXT pre-trained embedding?

    <p>To evaluate its effect on summarization scores</p> Signup and view all the answers

    What aspect of the results indicated a need for improvement in the methodology?

    <p>Scores were considerably lower than O RACLE</p> Signup and view all the answers

    How many sentences were extracted as a summary based on exploratory analysis?

    <p>3 sentences</p> Signup and view all the answers

    What complicates the collection of in-domain datasets for low-resource languages like Indonesian?

    <p>Lack of available data and resources</p> Signup and view all the answers

    Which of the following methods is described as extractive?

    <p>All the methods mentioned</p> Signup and view all the answers

    What is a potential reason that initializing with FAST T EXT slightly lowers scores?

    <p>Unclear effects on the specific case</p> Signup and view all the answers

    Which summarization method consistently outperforms the L EAD -3 baseline in almost all scenarios?

    <p>N EURAL S UM</p> Signup and view all the answers

    What is indicated as the upper bound extractive summarizer in the study?

    <p>ORACLE</p> Signup and view all the answers

    Which word embedding size yields the best results for N EURAL S UM?

    <p>300</p> Signup and view all the answers

    What trend is observed regarding training on out-of-domain data compared to in-domain data?

    <p>Out-of-domain training may yield better performance.</p> Signup and view all the answers

    Which method performs slightly lower than L EAD -3 but is still competitive in its results?

    <p>L EX R ANK</p> Signup and view all the answers

    Why does training on Headline data yield the best results for many target domains?

    <p>There is high similarity between the headline and the corpora.</p> Signup and view all the answers

    What element of the models is generally computed over 5 folds?

    <p>Both mean and standard deviation</p> Signup and view all the answers

    Which of these methods is noted as an unsupervised model in the comparison?

    <p>L EX R ANK</p> Signup and view all the answers

    What is the primary evaluation metric used for text summarization in the study?

    <p>ROUGE</p> Signup and view all the answers

    What advantage is noted regarding training on out-of-domain corpora?

    <p>It yields better performance compared to unsupervised summarizers.</p> Signup and view all the answers

    What does the study indicate about the performance of the best model in relation to ROUGE scores?

    <p>It is significantly lower than the maximum possible scores.</p> Signup and view all the answers

    What is the size of the dataset used in this summarization study?

    <p>19K article-summary pairs</p> Signup and view all the answers

    Which potential focus for future work is suggested in the study?

    <p>Improving summarizer performance with newer neural models.</p> Signup and view all the answers

    What type of summarization approach does SummaRuNNer employ?

    <p>Extractive summarization</p> Signup and view all the answers

    Which model is recognized for its use of pointer-generator networks in summarization?

    <p>Get to the point</p> Signup and view all the answers

    Which paper explores neural attention mechanisms for sentence summarization?

    <p>A neural attention model for abstractive sentence summarization</p> Signup and view all the answers

    What main focus does the paper by Nenkova and Vanderwende address concerning summarization?

    <p>Impact of frequency on summarization</p> Signup and view all the answers

    In which conference was the paper discussing 'Neural summarization by extracting sentences and words' presented?

    <p>The 54th Annual Meeting of the Association for Computational Linguistics</p> Signup and view all the answers

    What is a common theme shared by the works of Rush, Chopra, and Weston, as well as Nallapati, Zhou, and Santos?

    <p>Exploration of sequence-to-sequence models</p> Signup and view all the answers

    Which technique is specifically mentioned as being central to the work of Paulus, Xiong, and R?

    <p>Deep reinforcement learning</p> Signup and view all the answers

    Which authors contributed to research on the impact of frequency in summarization?

    <p>A.Nenkova and L.Vanderwende</p> Signup and view all the answers

    Study Notes

    Neural Extractive Summarization

    • The authors use a Neural Extractive Summarization model.
    • The model is trained on Indonesian news articles.
    • The model is evaluated using ROUGE-1, ROUGE-2 and ROUGE-L metrics.
    • Neural Extractive Summarization outperforms other models such as LEAD-3, LEXRANK and BAYES.
    • The performance of the model is significantly lower than the theoretical upper bound, suggesting the dataset is challenging.

    Out-of-Domain Performance

    • The authors evaluate the model's performance in out-of-domain scenarios.
    • The model is trained on articles from one category and evaluated on articles from a different category.
    • The model outperforms LEAD-3 and LEXRANK in out-of-domain scenarios.
    • Performance of the model is surprisingly better in out-of-domain scenarios compared to in-domain scenarios.

    Key Findings

    • The dataset of 19,000 article-summary pairs is publicly available.
    • The study uses the pre-trained FASTTEXT embedding for Indonesian.
    • Pre-trained embedding slightly lowers the scores but remains within one standard deviation.
    • The authors suggest using the model for new use cases for which data is limited.
    • The authors acknowledge the support from Shortir and Tempo.
    • The authors express gratitude for the contributions of anonymous reviewers and colleagues in the development of the research.
    • The authors recommend further exploration of newer neural models like SummaRuNNer and incorporating side information for improvements.

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    Description

    This quiz covers the use of Neural Extractive Summarization models trained on Indonesian news articles, evaluating their performance using ROUGE metrics. It explores out-of-domain performance and key findings related to the dataset and embedding techniques used. Test your understanding of these advanced summarization techniques and their applications.

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