1 code implementation • Findings (NAACL) 2022 • Eileen Wang, Caren Han, Josiah Poon
We measure the reliability of our metric sets by analysing its correlation with human judgement scores on a sample of machine stories obtained from 4 state-of-the-arts models trained on the Visual Storytelling Dataset (VIST).
2 code implementations • 29 Jul 2024 • Hy Nguyen, Xuefei He, Andrew Reeson, Cecile Paris, Josiah Poon, Jonathan K. Kummerfeld
Large language models are able to generate code for visualisations in response to user requests.
1 code implementation • 12 Jul 2024 • Rina Carines Cabral, Siwen Luo, Josiah Poon, Soyeon Caren Han
The significance of mental health classification is paramount in contemporary society, where digital platforms serve as crucial sources for monitoring individuals' well-being.
no code implementations • 30 Apr 2024 • Zhihao Zhang, Feiqi Cao, Yingbin Mo, Yiran Zhang, Josiah Poon, Caren Han
In addition, we also propose a new audience conversation augmented commentary dataset by covering the game situation and audience conversation understanding, and introducing a robust joint multimodal dual learning model as a baseline.
1 code implementation • Robotics 2024 • Rina Carines Cabral, Soyeon Caren Han, Josiah Poon, Goran Nenadic
Then, it is trained by multi-label emotions and conducts a graph propagation for harmonising heterogeneous emotional information, and is applied to a textual graph mental health classification.
1 code implementation • 28 Feb 2024 • Yihao Ding, Lorenzo Vaiani, Caren Han, Jean Lee, Paolo Garza, Josiah Poon, Luca Cagliero
This paper presents a groundbreaking multimodal, multi-task, multi-teacher joint-grained knowledge distillation model for visually-rich form document understanding.
no code implementations • 1 Feb 2024 • Eileen Wang, Soyeon Caren Han, Josiah Poon
This weighted story graph produces the storyline in a sequence of events using Floyd-Warshall's algorithm.
1 code implementation • 24 Oct 2023 • Kunze Wang, Soyeon Caren Han, Josiah Poon
Temporal Knowledge Graph Completion (TKGC) under the extrapolation setting aims to predict the missing entity from a fact in the future, posing a challenge that aligns more closely with real-world prediction problems.
1 code implementation • 12 Aug 2023 • Jie Yang, Soyeon Caren Han, Siqu Long, Josiah Poon, Goran Nenadic
Extracting meaningful drug-related information chunks, such as adverse drug events (ADE), is crucial for preventing morbidity and saving many lives.
no code implementations • 31 Jul 2023 • Soyeon Caren Han, Yihao Ding, Siwen Luo, Josiah Poon, HeeGuen Yoon, Zhe Huang, Paul Duuring, Eun Jung Holden
Document understanding and information extraction include different tasks to understand a document and extract valuable information automatically.
1 code implementation • 28 May 2023 • Henry Weld, Sijia Hu, Siqu Long, Josiah Poon, Soyeon Caren Han
We present a novel tri-level joint natural language understanding approach, adding domain, and explicitly exchange semantic information between all levels.
no code implementations • 8 Feb 2023 • Yuan Cao, Xudong Zhang, Fan Zhang, Feifei Kou, Josiah Poon, Xiongnan Jin, Yongheng Wang, Jinpeng Chen
Session-based recommendation (SBR) problem, which focuses on next-item prediction for anonymous users, has received increasingly more attention from researchers.
1 code implementation • 23 Jan 2023 • Jean Lee, Hoyoul Luis Youn, Josiah Poon, Soyeon Caren Han
There has been growing interest in applying NLP techniques in the financial domain, however, resources are extremely limited.
Emotion Classification Multivariate Time Series Forecasting +2
no code implementations • 21 Dec 2022 • Soyeon Caren Han, Siqu Long, Henry Weld, Josiah Poon
This tutorial will discuss how the joint task is set up and introduce Spoken Language Understanding/Natural Language Understanding (SLU/NLU) with Deep Learning techniques.
no code implementations • 16 Dec 2022 • Feiqi Cao, Siwen Luo, Felipe Nunez, Zean Wen, Josiah Poon, Caren Han
To make explicit teaching of the relations between the two modalities, we proposed and integrated two attention modules, namely a scene graph-based semantic relation-aware attention and a positional relation-aware attention.
Optical Character Recognition Optical Character Recognition (OCR) +3
no code implementations • 9 Nov 2022 • Anh Duc Bui, Soyeon Caren Han, Josiah Poon
Scene Graph Generation (SGG) serves a comprehensive representation of the images for human understanding as well as visual understanding tasks.
no code implementations • 9 Sep 2022 • Chen Chen, Yue Dai, Josiah Poon, Caren Han
Text-based games(TBG) are complex environments which allow users or computer agents to make textual interactions and achieve game goals. In TBG agent design and training process, balancing the efficiency and performance of the agent models is a major challenge.
no code implementations • 9 Sep 2022 • Taejun Lim, Siqu Long, Josiah Poon, Soyeon Caren Han
Collaborative filtering problems are commonly solved based on matrix completion techniques which recover the missing values of user-item interaction matrices.
1 code implementation • COLING 2022 • Siwen Luo, Yihao Ding, Siqu Long, Josiah Poon, Soyeon Caren Han
Recognizing the layout of unstructured digital documents is crucial when parsing the documents into the structured, machine-readable format for downstream applications.
1 code implementation • COLING 2022 • Feiqi Cao, Soyeon Caren Han, Siqu Long, Changwei Xu, Josiah Poon
Attention mechanism has been used as an important component across Vision-and-Language(VL) tasks in order to bridge the semantic gap between visual and textual features.
2 code implementations • 17 Jun 2022 • Siqu Long, Rina Cabral, Josiah Poon, Soyeon Caren Han
For preventing youth suicide, social media platforms have received much attention from researchers.
1 code implementation • 1 Jun 2022 • Kunze Wang, Soyeon Caren Han, Josiah Poon
Under the extreme settings with no extra resource and limited amount of training set, can we still learn an inductive graph-based text classification model?
1 code implementation • 8 May 2022 • Eileen Wang, Caren Han, Josiah Poon
We measure the reliability of our metric sets by analysing its correlation with human judgement scores on a sample of machine stories obtained from 4 state-of-the-arts models trained on the Visual Storytelling Dataset (VIST).
1 code implementation • 10 Apr 2022 • Kunze Wang, Soyeon Caren Han, Siqu Long, Josiah Poon
Our ME-GCN can integrate a rich source of graph edge information of the entire text corpus.
1 code implementation • 30 Mar 2022 • Soyeon Caren Han, Zihan Yuan, Kunze Wang, Siqu Long, Josiah Poon
Graph Convolutional Networks (GCN) have been effective at tasks that have rich relational structure and can preserve global structure information of a dataset in graph embeddings.
no code implementations • 26 Feb 2022 • Soyeon Caren Han, Siqu Long, Huichun Li, Henry Weld, Josiah Poon
In this paper, we propose a bi-directional joint model for intent classification and slot filling, which includes a multi-stage hierarchical process via BERT and bi-directional joint natural language understanding mechanisms, including intent2slot and slot2intent, to obtain mutual performance enhancement between intent classification and slot filling.
3 code implementations • 27 Aug 2021 • Soyeon Caren Han, Taejun Lim, Siqu Long, Bernd Burgstaller, Josiah Poon
Then, the pre-trained auto encoder is fine-tuned with the rating matrix, produced by a convolution-based global kernel, which captures the characteristics of each item.
Ranked #1 on Recommendation Systems on Douban Monti
1 code implementation • 11 Jun 2021 • Jean Lee, Hoyoul Luis Youn, Nicholas Stevens, Josiah Poon, Soyeon Caren Han
The Federal Reserve System (the Fed) plays a significant role in affecting monetary policy and financial conditions worldwide.
no code implementations • Findings (ACL) 2021 • Henry Weld, Guanghao Huang, Jean Lee, Tongshu Zhang, Kunze Wang, Xinghong Guo, Siqu Long, Josiah Poon, Soyeon Caren Han
Accompanying the dataset is a thorough in-game toxicity analysis, which provides comprehensive understanding of context at utterance, token, and dual levels.
no code implementations • 20 Mar 2021 • Siwen Luo, Hamish Ivison, Caren Han, Josiah Poon
As the use of deep learning techniques has grown across various fields over the past decade, complaints about the opaqueness of the black-box models have increased, resulting in an increased focus on transparency in deep learning models.
no code implementations • 20 Feb 2021 • Siwen Luo, Mengting Wu, Yiwen Gong, Wanying Zhou, Josiah Poon
The main contributions of this paper are proposing the Financial Documents dataset with table-area annotations, the superior detection model and the rule-based layout segmentation technique for the tabular data extraction from PDF files.
Optical Character Recognition Optical Character Recognition (OCR) +1
no code implementations • 29 Jan 2021 • Ling Qi, Matloob Khushi, Josiah Poon
The majority of studies in the field of AI guided financial trading focus on purely applying machine learning algorithms to continuous historical price and technical analysis data.
no code implementations • 16 Jan 2021 • Jie Yang, Soyeon Caren Han, Josiah Poon
Existing causality extraction techniques include knowledge-based, statistical machine learning(ML)-based, and deep learning-based approaches.
1 code implementation • COLING 2020 • Caren Han, Siqu Long, Siwen Luo, Kunze Wang, Josiah Poon
We propose a new visual contextual text representation for text-to-image multimodal tasks, VICTR, which captures rich visual semantic information of objects from the text input.
1 code implementation • COLING 2020 • Kunze Wang, Dong Lu, Soyeon Caren Han, Siqu Long, Josiah Poon
Online abusive language detection (ALD) has become a societal issue of increasing importance in recent years.
1 code implementation • 7 Oct 2020 • Soyeon Caren Han, Siqu Long, Siwen Luo, Kunze Wang, Josiah Poon
We propose a new visual contextual text representation for text-to-image multimodal tasks, VICTR, which captures rich visual semantic information of objects from the text input.
Ranked #23 on Text-to-Image Generation on MS COCO (Inception score metric)
1 code implementation • 27 Jul 2020 • Siwen Luo, Soyeon Caren Han, Kaiyuan Sun, Josiah Poon
Visual question answering (VQA) is a challenging multi-modal task that requires not only the semantic understanding of both images and questions, but also the sound perception of a step-by-step reasoning process that would lead to the correct answer.
1 code implementation • 3 Jul 2019 • Zeyuan Wang, Josiah Poon, Simon Poon
In medical real-world study (RWS), how to fully utilize the fragmentary and scarce information in model training to generate the solid diagnosis results is a challenging task.
1 code implementation • 9 Apr 2019 • Zeyuan Wang, Josiah Poon, Shiding Sun, Simon Poon
However, in many real-world cases, data is often of low-quality due to a variety of reasons, such as data consistency, integrity, completeness, accuracy, etc.
no code implementations • 19 Dec 2018 • Zeyuan Wang, Josiah Poon, Shiding Sun, Simon Poon
Inspired from it, we employ multi-instance multi-task learning combined with the convolutional neural network (MIMT-CNN) for syndrome differentiation, which takes region proposals as input and output image labels directly.