๐Ÿ“š ๋…ผ๋ฌธ

๐Ÿ“š ๋…ผ๋ฌธ

Discovering New Intents with Deep Aligned Clustering

์ง€๋‚œ๋ฒˆ A Probabilistic Framework for Discovering New Intents ๋…ผ๋ฌธ์„ ์ฝ๊ณ , ๋…ผ๋ฌธ์„ ๋” ์ž˜ ์ดํ•ดํ•˜๊ณ ์ž ํ•ด๋‹น ๋…ผ๋ฌธ์˜ ๋ฒ ์ด์Šค๊ฐ€ ๋˜๋Š” DeepAligned ๋…ผ๋ฌธ์„ ์ฝ๊ฒŒ ๋˜์—ˆ๋‹ค. Introduction์šฐ์„  ์ด ๋…ผ๋ฌธ์˜ ๋ชฉ์ ์€ known intent๋กœ labeled ๋œ data๋ฅผ ๊ฐ€์ง€๊ณ  ์ƒˆ๋กœ์šด intent๋ฅผ ๋ฐœ๊ฒฌํ•˜๋Š” ๊ฒƒ์ด๋‹ค.์ด ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•˜๊ธฐ ์œ„ํ•ด ๊ธฐ์กด์—๋Š” ๋‹ค์Œ ๋‘ ๊ฐ€์ง€ ์–ด๋ ค์›€์ด ์žˆ์—ˆ๋‹ค:1. ์ œํ•œ๋œ ์–‘์˜ known intents์˜ ์‚ฌ์ „์ง€์‹์„ new intent์—๊ฒŒ ์ „๋‹ฌํ•˜๊ธฐ ์–ด๋ ต๋‹ค.2. unlabeled known๊ณผ new intent๋ฅผ ๋‘˜๋‹ค clustering ํ•˜๊ธฐ ์œ„ํ•ด ์นœ๊ทผํ•œ ํ‘œํ˜„์„ ํ•™์Šตํ•˜๊ธฐ ์œ„ํ•œ ๋†’์€ ํ€„๋ฆฌํ‹ฐ์˜ supervised signal์„ ๋งŒ๋“ค๊ธฐ ์–ด๋ ต๋‹ค. ์ด์— ๋Œ€ํ•œ ..

๐Ÿ“š ๋…ผ๋ฌธ

A Probabilistic Framework for Discovering New Intents

chatGPT ๋•Œ๋ฌธ์ธ์ง€, ์š”์ฆ˜ ๋Œ€ํ™”ํ˜• ์‹œ์Šคํ…œ์— ๊ด€์‹ฌ์ด ์ •๋ง ๋งŽ๋‹ค.๊ทธ์ค‘, task-oriented dialogue system์— ๋Œ€ํ•ด ์—ฐ๊ตฌ๋ฅผ ํ•˜๊ฒŒ ๋˜์—ˆ๋‹ค.Task-oriented dialogue system๋ฅผ ์ฃผ์ œ๋กœ ๋ฆฌ์„œ์น˜๋ฅผ ํ•ด๋ณด๋‹ˆ, intent detection (์˜๋„ ๊ฐ์ง€)๊ฐ€ ํ•ด๋‹น ์ฃผ์ œ์—์„œ ์ค‘์š”ํ•œ task๋ผ๋Š” ๊ฒƒ์„ ์•Œ์•˜๋‹ค. ๊ทธ๋Ÿด ๋งŒ๋„ ํ•œ ๊ฒƒ์ด,  task-oriented ์ฑ—๋ด‡์€ ํŠน์ • ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•˜๊ธฐ ์œ„ํ•ด ์„ค๊ณ„๋œ ์‹œ์Šคํ…œ์ธ๋ฐ, ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ๊ทธ ์ž‘์—…์ด ๋ฌด์—‡์— ๊ด€ํ•œ ๊ฒƒ์ธ์ง€ ๋“ฑ ์˜๋„๋ฅผ ๋จผ์ € ์•„๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•˜๊ธฐ ๋•Œ๋ฌธ์ด๋‹ค.๊ทธ๋ฆฌํ•˜์—ฌ ๋‚˜๋Š” ์ •๋ง ์ตœ๊ทผ์— ACL์— ์ˆ˜๋ก๋œ A Probabilistic Framework for Discovering New Intents ๋ผ๋Š” ๋…ผ๋ฌธ์œผ๋กœ ์—ฐ๊ตฌ๋ฅผ ์‹œ์ž‘ํ•˜๊ฒŒ ๋˜์—ˆ๋‹ค. ์ด๋ ‡..

๐Ÿ“š ๋…ผ๋ฌธ

USTORY: Unsupervised Story Discovery from Continuous News Streams via Scalable Thematic Embedding

์–ผ๋งˆ ์ „, ํ…์ŠคํŠธ๋งˆ์ด๋‹ ๊ณต๋ถ€๋ฅผ ํ•˜๋ฉด์„œ ๋„ค์ด๋ฒ„ ๊ธฐ์‚ฌ๋“ค์„ ํฌ๋กค๋งํ•˜์—ฌ ๊ตฐ์ง‘ํ™”ํ•˜๋Š” ์ž‘์—…์„ ์ง„ํ–‰ํ•ด๋ณด์•˜๋‹ค.ํ•ด๋‹น ์ž‘์—…์—์„œ๋Š” ์ฝ”์‚ฌ์ธ ์œ ์‚ฌ๋„๋ฅผ ๊ตฌํ•ด์„œ ํŠน์ • threshold (ex. 0.5)๋ฅผ ๊ธฐ์ค€์œผ๋กœ, ํ•ด๋‹น threshold๋ฅผ ๋„˜์œผ๋ฉด ๊ฐ™์€ ๊ธฐ์‚ฌ๋กœ ๋ถ„๋ฅ˜ํ•˜๊ณ ,์•„๋‹ˆ๋ฉด ๋‹ค๋ฅธ ๊ธฐ์‚ฌ๋กœ ๋ถ„๋ฅ˜ํ•˜๋Š” ์ž‘์—…์„ ์ง„ํ–‰ํ–ˆ์—ˆ๋‹ค. (https://yjoonjang.tistory.com/7)์ด๋Ÿฐ ์‹ค์Šต์€ ์ •๋ง ์žฌ๋ฏธ์žˆ์—ˆ์Œ๊ณผ ๋™์‹œ์—, '์‹ค์ œ๋กœ๋„ ์ด๋ ‡๊ฒŒ ๊ฐ„๋‹จํ•˜๊ฒŒ cosine similarity๋งŒ์„ ๊ณ ๋ คํ•ด์„œ ๊ตฐ์ง‘ํ™” ํ• ๊นŒ?' ๋ผ๋Š” ์˜๋ฌธ์„ ์ œ๊ธฐํ–ˆ๋‹ค .์ด์— ๋ฆฌ์„œ์น˜ ํ•ด๋ณด๋˜ ์ค‘ ์ด ๋…ผ๋ฌธ์„ ์ฝ๊ฒŒ ๋˜์—ˆ๋Š”๋ฐ, ๋‚ด์šฉ์ด ์ƒ๋‹นํžˆ ํฅ๋ฏธ๋กœ์› ๋‹ค.์ด๋ฒˆ์—๋„ ์ž์„ธํžˆ ์ฝ์—ˆ์œผ๋‹ˆ, ์ฝ์€ ํ”์ ์„ ์ฒจ๋ถ€ํ•ด๋ณธ๋‹ค.Abstract๋‰ด์Šค ๊ธฐ์‚ฌ์— ์žˆ์–ด์„œ, ๊ธฐ์‚ฌ์˜ ๋ชจ๋“  ์ •๋ณด๋ฅผ ๋ฌด๋ถ„๋ณ„ํ•˜๊ฒŒ ์ธ์ฝ”๋”ฉํ•˜๋Š” ๋‹จ์ˆœ ๋ชจ๋ธ..

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CLICK: Constrastive Learning for Injecting Contextual Knowledge to Conversational Recommender System

์š”์ฆ˜ ๋Œ€ํ™”ํ˜• ์ฑ—๋ด‡์— ๊ด€์‹ฌ์ด ๋งŽ๋‹ค.๊ทธ๋Ÿฐ๋ฐ chatGPT์™€ ๋Œ€ํ™”๋ฅผ ํ•ด ๋ณด์•˜์„ ๋•Œ, ๋‚ด๊ฐ€ ์ข‹์•„ํ•˜๋Š” ๊ฒƒ์ด ๋ญ”์ง€ ๋”ฑ ์•Œ๋ ค์ฃผ์ง€ ์•Š์œผ๋ฉด ์ œ๋Œ€๋กœ ํŒŒ์•… ๋ชปํ•˜๋Š” ๊ฒฝ์šฐ๊ฐ€ ์—„์ฒญ ๋งŽ๋‹ค.์ด์— ๋Œ€ํ™”๋งŒ์œผ๋กœ ๋‚˜์˜ ์„ ํ˜ธ๋„๋ฅผ ํŒŒ์•…ํ•˜๋Š” ์ฑ—๋ด‡์€ ์—†์„๊นŒ? ๊ด€๋ จํ•ด์„œ ์‹ ๋ฐ•ํ•œ ์•Œ๊ณ ๋ฆฌ์ฆ˜์€ ์—†์„๊นŒ? ์— ๋Œ€ํ•ด ์ƒ๊ฐํ•ด ๋ณด์•˜๊ณ , ์œ„ ๋…ผ๋ฌธ์„ ์ ‘ํ•˜๊ฒŒ ๋๋‹ค. ์ž์„ธํžˆ, ์—ด์‹ฌํžˆ ์ฝ์—ˆ์œผ๋‹ˆ, ์ฝ์€ ํ”์ ์„ ์ฒจ๋ถ€ํ•ด์•ผ๊ฒ ๋‹ค. (ํ•„๊ธฐ ๋งŽ์Œ ์ฃผ์˜)Abstractํ˜„์กดํ•˜๋Š” ๋Œ€ํ™”ํ˜• ์ถ”์ฒœ ์‹œ์Šคํ…œ (Conversational Recommender Systems. ์ค„์—ฌ์„œ CRS๋ผ๊ณ  ๋ถ€๋ฅด๋”๋ผ.)์€ ๋Œ€ํ™”๋งŒ์œผ๋กœ ์ „์ฒด์ ์ธ ์œ ์ € ์„ ํ˜ธ๋„๋ฅผ ์•Œ์ง€ ๋ชปํ•œ๋‹ค. ์„ ํ˜ธํ•˜๋Š” item์ด ๋Œ€ํ™”์—์„œ ๋‚˜์˜ค์ง€ ์•Š๋Š”๋‹ค๋ฉด, ์œ ์ € ์„ ํ˜ธ๋„๋ฅผ ๋ถ„์„ํ•˜๋Š” ๊ฒƒ์— ์žˆ์–ด์„œ ์–ด๋ ค์›€์ด ์žˆ๋Š” ๊ฒƒ์ด๋‹ค.์ด์— ํ•ด๋‹น ๋…ผ๋ฌธ์€ CLICK์„ ์ œ์•ˆํ•œ๋‹ค. CL..

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