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๐Ÿš€ [2020] DivGraphPointer: A Graph Pointer Network for Extracting Diverse Keyphrases #8

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JudePark96 opened this issue Aug 6, 2020 · 1 comment

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@JudePark96
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๋…ผ๋ฌธ DivGraphPointer: A Graph Pointer Network for Extracting Diverse Keyphrases
์ €์ž Zhiqing Sun, Jian Tang, Pan Du, Zhi-Hong Deng, Jian-Yun Nie
๋งํฌ https://arxiv.org/abs/1905.07689
ํ•™ํšŒ SIGIR 2019

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1. ์ดˆ๋ก์€ ๋ญ๋ผ๊ณ  ๋งํ•˜๊ณ  ์žˆ์–ด ?

2. ์ฃผ์š” ๊ธฐ์—ฌ์ ์€ ๋ญ์•ผ ?

3. ์ด์ „์˜ ์ ‘๊ทผ๊ณผ๋Š” ๋ญ๊ฐ€ ๋‹ค๋ฅธ ๊ฒƒ ๊ฐ™์•„ ?

4. ์–ด๋–ค ๊ฑธ ์ œ์•ˆํ•  ์ˆ˜ ์žˆ์„๊นŒ ?

5. ๋‹ค์Œ ๋…ผ๋ฌธ์€ ๋ฌด์—‡์„ ์ฝ์–ด์•ผํ• ๊นŒ ?

@JudePark96
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1. ์ดˆ๋ก์€ ๋ญ๋ผ๊ณ  ๋งํ•˜๊ณ  ์žˆ์–ด ?

๋ณธ ๋…ผ๋ฌธ์—์„œ๋Š” ๋ฌธ์„œ๋กœ๋ถ€ํ„ฐ diversified keyphrases ๋ฅผ ์ถ”์ถœํ•˜๋Š” DivGraphPointer ๋ผ๋Š” end-to-end method ๋ฅผ ์†Œ๊ฐœํ•œ๋‹ค. DivGraphPointer ๋Š” traditional graph-based ranking methods ์™€ ์ตœ๊ทผ์˜ neural network-based approaches ๋ฅผ ๊ฒฐํ•ฉํ•œ ๋ชจ๋ธ์ด๋‹ค.

Word Graph ๋Š” ๋ฌธ์„œ๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ํ•œ word proximity ๋กœ ๊ตฌ์ถ•์ด ๋˜๊ณ , ์ด๋ฅผ Graph Convolutional Network ๋กœ encoding ํ•œ๋‹ค.

Graph Convolutional Network, which effectively capture document-level word salience by modeling long-range dependency between words in the document and aggregating multiple appearances of identical words into one node.

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