ILP-based Opinion Sentence Extraction from User Reviews for Question DB Construction

no code implementations • PACLIC 2020 • Masakatsu Hamashita, Takashi Inui, Koji Murakami, Keiji Shinzato

Sentence

A Large-Scale Japanese Dataset for Aspect-based Sentiment Analysis

no code implementations • LREC 2022 • Yuki Nakayama, Koji Murakami, Gautam Kumar, Sudha Bhingardive, Ikuko Hardaway

There has been significant progress in the field of sentiment analysis.

Aspect-Based Sentiment Analysis Aspect-Based Sentiment Analysis (ABSA)

RakutenAI-7B: Extending Large Language Models for Japanese

no code implementations • 21 Mar 2024 • Rakuten Group, Aaron Levine, Connie Huang, Chenguang Wang, Eduardo Batista, Ewa Szymanska, Hongyi Ding, Hou Wei Chou, Jean-François Pessiot, Johanes Effendi, Justin Chiu, Kai Torben Ohlhus, Karan Chopra, Keiji Shinzato, Koji Murakami, Lee Xiong, Lei Chen, Maki Kubota, Maksim Tkachenko, Miroku Lee, Naoki Takahashi, Prathyusha Jwalapuram, Ryutaro Tatsushima, Saurabh Jain, Sunil Kumar Yadav, Ting Cai, Wei-Te Chen, Yandi Xia, Yuki Nakayama, Yutaka Higashiyama

We introduce RakutenAI-7B, a suite of Japanese-oriented large language models that achieve the best performance on the Japanese LM Harness benchmarks among the open 7B models.

Large-scale Multi-class and Hierarchical Product Categorization for an E-commerce Giant

no code implementations • COLING 2016 • Ali Cevahir, Koji Murakami

We implemented a selective reconstruction approach for the input layer during the training of the deep neural networks, in order to scale-out for large-sized sparse feature vectors.

General Classification Product Categorization +1