Search Results for author: Xiaomo Liu

Found 20 papers, 0 papers with code

AIR-JPMC@SMM4H’22: Classifying Self-Reported Intimate Partner Violence in Tweets with Multiple BERT-based Models

no code implementations SMM4H (COLING) 2022 Alec Louis Candidato, Akshat Gupta, Xiaomo Liu, Sameena Shah

This paper presents our submission for the SMM4H 2022-Shared Task on the classification of self-reported intimate partner violence on Twitter (in English).

Fine-Tuning Language Models with Differential Privacy through Adaptive Noise Allocation

no code implementations3 Oct 2024 Xianzhi Li, Ran Zmigrod, Zhiqiang Ma, Xiaomo Liu, Xiaodan Zhu

Language models are capable of memorizing detailed patterns and information, leading to a double-edged effect: they achieve impressive modeling performance on downstream tasks with the stored knowledge but also raise significant privacy concerns.

BuDDIE: A Business Document Dataset for Multi-task Information Extraction

no code implementations5 Apr 2024 Ran Zmigrod, Dongsheng Wang, Mathieu Sibue, Yulong Pei, Petr Babkin, Ivan Brugere, Xiaomo Liu, Nacho Navarro, Antony Papadimitriou, William Watson, Zhiqiang Ma, Armineh Nourbakhsh, Sameena Shah

Several datasets exist for research on specific tasks of VRDU such as document classification (DC), key entity extraction (KEE), entity linking, visual question answering (VQA), inter alia.

Document Classification document understanding +5

Search-based Optimisation of LLM Learning Shots for Story Point Estimation

no code implementations13 Mar 2024 Vali Tawosi, Salwa Alamir, Xiaomo Liu

One of the ways Large Language Models (LLMs) are used to perform machine learning tasks is to provide them with a few examples before asking them to produce a prediction.

Few-Shot Learning

Translating between SQL Dialects for Cloud Migration

no code implementations13 Mar 2024 Ran Zmigrod, Salwa Alamir, Xiaomo Liu

In this work, we consider the difficulties of this migration for SQL databases.

DocLLM: A layout-aware generative language model for multimodal document understanding

no code implementations31 Dec 2023 Dongsheng Wang, Natraj Raman, Mathieu Sibue, Zhiqiang Ma, Petr Babkin, Simerjot Kaur, Yulong Pei, Armineh Nourbakhsh, Xiaomo Liu

Enterprise documents such as forms, invoices, receipts, reports, contracts, and other similar records, often carry rich semantics at the intersection of textual and spatial modalities.

document understanding Language Modelling

Can GPT models be Financial Analysts? An Evaluation of ChatGPT and GPT-4 on mock CFA Exams

no code implementations12 Oct 2023 Ethan Callanan, Amarachi Mbakwe, Antony Papadimitriou, Yulong Pei, Mathieu Sibue, Xiaodan Zhu, Zhiqiang Ma, Xiaomo Liu, Sameena Shah

Large Language Models (LLMs) have demonstrated remarkable performance on a wide range of Natural Language Processing (NLP) tasks, often matching or even beating state-of-the-art task-specific models.

Financial Analysis

Unsupervised Domain Adaptation using Lexical Transformations and Label Injection for Twitter Data

no code implementations14 Jul 2023 Akshat Gupta, Xiaomo Liu, Sameena Shah

A large body of literature tries to solve this problem by adapting models trained on the source domain to the target domain.

Part-Of-Speech Tagging POS +2

Are ChatGPT and GPT-4 General-Purpose Solvers for Financial Text Analytics? A Study on Several Typical Tasks

no code implementations10 May 2023 Xianzhi Li, Samuel Chan, Xiaodan Zhu, Yulong Pei, Zhiqiang Ma, Xiaomo Liu, Sameena Shah

The most recent large language models(LLMs) such as ChatGPT and GPT-4 have shown exceptional capabilities of generalist models, achieving state-of-the-art performance on a wide range of NLP tasks with little or no adaptation.

Binary Classification named-entity-recognition +5

AIR-JPMC@SMM4H'22: Classifying Self-Reported Intimate Partner Violence in Tweets with Multiple BERT-based Models

no code implementations22 Sep 2022 Alec Candidato, Akshat Gupta, Xiaomo Liu, Sameena Shah

This paper presents our submission for the SMM4H 2022-Shared Task on the classification of self-reported intimate partner violence on Twitter (in English).

Towards Earnings Call and Stock Price Movement

no code implementations23 Aug 2020 Zhiqiang Ma, Grace Bang, Chong Wang, Xiaomo Liu

Earnings calls are hosted by management of public companies to discuss the company's financial performance with analysts and investors.

Management Stock Price Prediction

Empirical Study on Detecting Controversy in Social Media

no code implementations25 Aug 2019 Azadeh Nematzadeh, Grace Bang, Xiaomo Liu, Zhiqiang Ma

Companies and financial investors are paying increasing attention to social consciousness in developing their corporate strategies and making investment decisions to support a sustainable economy for the future.

Reuters Tracer: Toward Automated News Production Using Large Scale Social Media Data

no code implementations11 Nov 2017 Xiaomo Liu, Armineh Nourbakhsh, Quanzhi Li, Sameena Shah, Robert Martin, John Duprey

It has a bottom-up approach to news detection, and does not rely on a predefined set of sources or subjects.

Social and Information Networks

Data Sets: Word Embeddings Learned from Tweets and General Data

no code implementations14 Aug 2017 Quanzhi Li, Sameena Shah, Xiaomo Liu, Armineh Nourbakhsh

In addition to the data sets learned from just tweet data, we also built embedding sets from the general data and the combination of tweets with the general data.

Sentiment Analysis Topic Classification +1

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