Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Collaborative Topic Modeling for Recommending S...
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
Shinichi Takayanagi
May 30, 2016
Research
0
1.6k
Collaborative Topic Modeling for Recommending Scientific Articles
論文"Collaborative Topic Modeling for Recommending Scientific Articles"を読んだ際に使用したスライド
Shinichi Takayanagi
May 30, 2016
Tweet
Share
More Decks by Shinichi Takayanagi
See All by Shinichi Takayanagi
論文紹介「Evaluation gaps in machine learning practice」と、効果検証入門に関する昔話
stakaya
0
1.1k
バイブコーディングの正体——AIエージェントはソフトウェア開発を変えるか?
stakaya
5
1.5k
[NeurIPS 2023 論文読み会] Wasserstein Quantum Monte Carlo
stakaya
0
580
[KDD2021 論文読み会] ControlBurn: Feature Selection by Sparse Forests
stakaya
2
2k
[ICML2021 論文読み会] Mandoline: Model Evaluation under Distribution Shift
stakaya
0
2k
[情報検索/推薦 各社合同 論文読み祭 #1] KDD ‘20 "Embedding-based Retrieval in Facebook Search"
stakaya
2
660
【2020年新人研修資料】ナウでヤングなPython開発入門
stakaya
29
21k
論文読んだ「Simple and Deterministic Matrix Sketching」
stakaya
1
1.2k
Quick Introduction to Approximate Bayesian Computation (ABC) with R"
stakaya
3
380
Other Decks in Research
See All in Research
HU Berlin: Industrial-Strength Natural Language Processing with spaCy and Prodigy
inesmontani
PRO
0
250
ローテーション別のサイドアウト戦略 ~なぜあのローテは回らないのか?~
vball_panda
0
300
令和最新技術で伝統掲示板を再構築: HonoX で作る型安全なスレッドフロート型掲示板 / かろっく@calloc134 - Hono Conference 2025
calloc134
0
570
2026年1月の生成AI領域の重要リリース&トピック解説
kajikent
0
760
LLMアプリケーションの透明性について
fufufukakaka
0
180
社内データ分析AIエージェントを できるだけ使いやすくする工夫
fufufukakaka
1
950
LLM-jp-3 and beyond: Training Large Language Models
odashi
1
780
「車1割削減、渋滞半減、公共交通2倍」を 熊本から岡山へ@RACDA設立30周年記念都市交通フォーラム2026
trafficbrain
1
680
2026.01ウェビナー資料
elith
0
280
さまざまなAgent FrameworkとAIエージェントの評価
ymd65536
1
440
20251023_くまもと21の会例会_「車1割削減、渋滞半減、公共交通2倍」をめざして.pdf
trafficbrain
0
190
討議:RACDA設立30周年記念都市交通フォーラム2026
trafficbrain
0
530
Featured
See All Featured
Become a Pro
speakerdeck
PRO
31
5.8k
Making Projects Easy
brettharned
120
6.6k
Skip the Path - Find Your Career Trail
mkilby
1
72
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
32
2.3k
AI: The stuff that nobody shows you
jnunemaker
PRO
3
350
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
231
22k
Building a A Zero-Code AI SEO Workflow
portentint
PRO
0
370
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
141
35k
SEOcharity - Dark patterns in SEO and UX: How to avoid them and build a more ethical web
sarafernandez
0
130
How to Get Subject Matter Experts Bought In and Actively Contributing to SEO & PR Initiatives.
livdayseo
0
79
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
128
55k
Lessons Learnt from Crawling 1000+ Websites
charlesmeaden
PRO
1
1.1k
Transcript
RCO論文輪読会(2016/05/27) “Collaborative topic modeling for recommending scientific articles”(KDD2011) Chong Wang,
David M. Blei 高柳慎一
(C)Recruit Communications Co., Ltd. ABSTRACT 1
(C)Recruit Communications Co., Ltd. 1. INTRODUCTION 2
(C)Recruit Communications Co., Ltd. 1. INTRODUCTION 3
(C)Recruit Communications Co., Ltd. 1. INTRODUCTION 4
(C)Recruit Communications Co., Ltd. 2. BACKGROUND & 2.1 Recommendation Tasks
5
(C)Recruit Communications Co., Ltd. 2.1 Recommendation Tasks 6
(C)Recruit Communications Co., Ltd. 2.1 Recommendation Tasks 7
(C)Recruit Communications Co., Ltd. 2.2 Recommendation by Matrix Factorization 8
(C)Recruit Communications Co., Ltd. 2.2 Recommendation by Matrix Factorization 9
(C)Recruit Communications Co., Ltd. 2.2 Recommendation by Matrix Factorization 10
(C)Recruit Communications Co., Ltd. 2.2 Recommendation by Matrix Factorization 11
(C)Recruit Communications Co., Ltd. 2.3 Probabilistic Topic Models 12
(C)Recruit Communications Co., Ltd. LDAの生成過程 13
(C)Recruit Communications Co., Ltd. LDAの特徴 14
(C)Recruit Communications Co., Ltd. 3. COLLABORATIVE TOPIC REGRESSION 15
(C)Recruit Communications Co., Ltd. COLLABORATIVE TOPIC REGRESSION 16
(C)Recruit Communications Co., Ltd. CTRの生成過程 17
(C)Recruit Communications Co., Ltd. 3. COLLABORATIVE TOPIC REGRESSION 18
(C)Recruit Communications Co., Ltd. CTRのモデルのRegressionたる所以 19
(C)Recruit Communications Co., Ltd. 学習のさせ方 20
(C)Recruit Communications Co., Ltd. 学習のさせ方 21
(C)Recruit Communications Co., Ltd. 簡単な証明 by iPad手書き 22
(C)Recruit Communications Co., Ltd. 学習のさせ方 23
(C)Recruit Communications Co., Ltd. 予測 24
(C)Recruit Communications Co., Ltd. 4. EMPIRICAL STUDY 25
(C)Recruit Communications Co., Ltd. データの規模感 26
(C)Recruit Communications Co., Ltd. 評価 27
(C)Recruit Communications Co., Ltd. 結果 28
(C)Recruit Communications Co., Ltd. 結果 (ライブラリ内の論文数(Fig 5)・ある論文をLikeした数(Fig 6) 依存性) 29
数が増えると Recallが下がる (あまり有名な論文じゃ ないのを出すため) 数が増えると Recallが上がる (みんな見てる論文 だとCFがうまく動く)
(C)Recruit Communications Co., Ltd. 結果(ある2ユーザの好んだトピックを抽出) 30 トピックの潜 在ベクトルの 重みをランキ ングして抽出
(C)Recruit Communications Co., Ltd. 結果(オフセットの大きかった論文BEST 10) 31 ※内容よりもCFが効くケースに相当
(C)Recruit Communications Co., Ltd. 結果(EMの論文がベイズ統計勢にもよく参照されている例) 32 ※内容よりもCFが効く ケースに相当
(C)Recruit Communications Co., Ltd. 結果(逆にトピックが広がらない例) 33 ※内容が支配的なケー スに相当
(C)Recruit Communications Co., Ltd. 5. CONCLUSIONS AND FUTURE WORK 34