TWOLAR: a TWO-step LLM-Augmented distillation method for passage Reranking

1 code implementation • 26 Mar 2024 • Davide Baldelli, Junfeng Jiang, Akiko Aizawa, Paolo Torroni

In this paper, we present TWOLAR: a two-stage pipeline for passage reranking based on the distillation of knowledge from Large Language Models (LLM).

Retrieval

A Survey of Pre-trained Language Models for Processing Scientific Text

1 code implementation • 31 Jan 2024 • Xanh Ho, Anh Khoa Duong Nguyen, An Tuan Dao, Junfeng Jiang, Yuki Chida, Kaito Sugimoto, Huy Quoc To, Florian Boudin, Akiko Aizawa

The number of Language Models (LMs) dedicated to processing scientific text is on the rise.

Generative Data Augmentation for Aspect Sentiment Quad Prediction

1 code implementation • starsem 2023 • An Wang, Junfeng Jiang, Youmi Ma, Ao Liu, Naoaki Okazaki

Aspect sentiment quad prediction (ASQP) analyzes the aspect terms, opinion terms, sentiment polarity, and aspect categories in a text.

Aspect-Based Sentiment Analysis (ABSA) Data Augmentation

SuperDialseg: A Large-scale Dataset for Supervised Dialogue Segmentation

1 code implementation • 15 May 2023 • Junfeng Jiang, Chengzhang Dong, Sadao Kurohashi, Akiko Aizawa

In this paper, we provide a feasible definition of dialogue segmentation points with the help of document-grounded dialogues and release a large-scale supervised dataset called SuperDialseg, containing 9, 478 dialogues based on two prevalent document-grounded dialogue corpora, and also inherit their useful dialogue-related annotations.

Segmentation

Dial2vec: Self-Guided Contrastive Learning of Unsupervised Dialogue Embeddings

1 code implementation • 27 Oct 2022 • Che Liu, Rui Wang, Junfeng Jiang, Yongbin Li, Fei Huang

In this paper, we introduce the task of learning unsupervised dialogue embeddings.

Contrastive Learning Retrieval +2

ARAPReg: An As-Rigid-As Possible Regularization Loss for Learning Deformable Shape Generators

1 code implementation • ICCV 2021 • QiXing Huang, Xiangru Huang, Bo Sun, Zaiwei Zhang, Junfeng Jiang, Chandrajit Bajaj

Our approach builds on an approximation of the as-rigid-as possible (or ARAP) deformation energy.

3D Shape Generation 3D Shape Reconstruction

Attention-based Relational Graph Convolutional Network for Target-Oriented Opinion Words Extraction

1 code implementation • EACL 2021 • Junfeng Jiang, An Wang, Akiko Aizawa

It aims to extract the corresponding opinion words for a given opinion target in a review sentence.

Aspect-Based Sentiment Analysis Aspect-Based Sentiment Analysis (ABSA) +2

Sequential Sentence Matching Network for Multi-turn Response Selection in Retrieval-based Chatbots

no code implementations • 16 May 2020 • Chao Xiong, Che Liu, Zijun Xu, Junfeng Jiang, Jieping Ye

In this work, we propose a matching network, called sequential sentence matching network (S2M), to use the sentence-level semantic information to address the problem.

Retrieval Sentence +1

Constructing Financial Sentimental Factors in Chinese Market Using Natural Language Processing

2 code implementations • 22 Sep 2018 • Junfeng Jiang, Jiahao Li

Especially during the Chinese market crash in 2015, the Pearson correlation coefficient of adjusted sentimental factor with SSE is 0. 5844, which suggests that our model can provide a solid guidance, especially in the special period when the market is influenced greatly by public sentiment.