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Existing review-based recommendation methods usually use the same model to learn the representations of all users/items from reviews posted by users towards items. However, different users have different preference and different items have…

信息检索 · 计算机科学 2019-05-31 Hongtao Liu , Fangzhao Wu , Wenjun Wang , Xianchen Wang , Pengfei Jiao , Chuhan Wu , Xing Xie

We propose a data-to-text generation model with two modules, one for tracking and the other for text generation. Our tracking module selects and keeps track of salient information and memorizes which record has been mentioned. Our…

In the past decade many robots were deployed in the wild, and people detection and tracking is an important component of such deployments. On top of that, one often needs to run modules which analyze persons and extract higher level…

机器人学 · 计算机科学 2018-07-31 Stefan Breuers , Lucas Beyer , Umer Rafi , Bastian Leibe

Current multi-person localisation and tracking systems have an over reliance on the use of appearance models for target re-identification and almost no approaches employ a complete deep learning solution for both objectives. We present a…

计算机视觉与模式识别 · 计算机科学 2018-03-12 Tharindu Fernando , Simon Denman , Sridha Sridharan , Clinton Fookes

Evaluating models on datasets often fails to capture their behavior when faced with unexpected and diverse types of inputs. It would be beneficial if we could evaluate the difference between human annotation and model prediction for an…

机器学习 · 计算机科学 2024-11-12 Weitang Liu , Ying Wai Li , Yuelei Li , Zihan Wang , Yi-Zhuang You , Jingbo Shang

Supervised machine learning assumes the availability of fully-labeled data, but in many cases, such as low-resource languages, the only data available is partially annotated. We study the problem of Named Entity Recognition (NER) with…

计算与语言 · 计算机科学 2019-09-23 Stephen Mayhew , Snigdha Chaturvedi , Chen-Tse Tsai , Dan Roth

This paper presents a novel framework for human trajectory prediction based on multimodal data (video and radar). Motivated by recent neuroscience discoveries, we propose incorporating a structured memory component in the human trajectory…

计算机视觉与模式识别 · 计算机科学 2018-07-24 Tharindu Fernando , Simon Denman , Sridha Sridharan , Clinton Fookes

Telephone transcription data can be very noisy due to speech recognition errors, disfluencies, etc. Not only that annotating such data is very challenging for the annotators, but also such data may have lots of annotation errors even after…

计算与语言 · 计算机科学 2022-11-03 Md Tahmid Rahman Laskar , Cheng Chen , Xue-Yong Fu , Shashi Bhushan TN

Pre-trained language models (PLMs) show impressive performance in various downstream NLP tasks. However, pre-training large language models demands substantial memory and training compute. Furthermore, due to the substantial resources…

计算与语言 · 计算机科学 2024-04-01 HyunJin Kim , Young Jin Kim , JinYeong Bak

Training deep neural networks is challenging when large and annotated datasets are unavailable. Extensive manual annotation of data samples is time-consuming, expensive, and error-prone, notably when it needs to be done by experts. To…

机器学习 · 计算机科学 2021-09-08 Barbara C Benato , Alexandru C Telea , Alexandre X Falcão

Despite their recent successes in tackling many NLP tasks, large-scale pre-trained language models do not perform as well in few-shot settings where only a handful of training examples are available. To address this shortcoming, we propose…

计算与语言 · 计算机科学 2022-04-13 Tu Vu , Minh-Thang Luong , Quoc V. Le , Grady Simon , Mohit Iyyer

Reward models are pivotal for aligning Large Language Models (LLMs) with human preferences. Existing approaches face two key limitations: Discriminative reward models require large-scale annotated data, as they cannot exploit the preference…

计算与语言 · 计算机科学 2026-02-03 Yongfu Xue

Compared to humans, machine learning models generally require significantly more training examples and fail to extrapolate from experience to solve previously unseen challenges. To help close this performance gap, we augment single-task…

机器学习 · 计算机科学 2018-07-27 Tailin Wu , John Peurifoy , Isaac L. Chuang , Max Tegmark

Article prediction is a task that has long defied accurate linguistic description. As such, this task is ideally suited to evaluate models on their ability to emulate native-speaker intuition. To this end, we compare the performance of…

计算与语言 · 计算机科学 2022-06-10 Harish Tayyar Madabushi , Dagmar Divjak , Petar Milin

Existing parameter-efficient fine-tuning (PEFT) methods primarily fall into two categories: addition-based and selective in-situ adaptation. The former, such as LoRA, introduce additional modules to adapt the model to downstream tasks,…

机器学习 · 计算机科学 2025-10-23 Zhi Zhang , Yixian Shen , Congfeng Cao , Ekaterina Shutova

One of the most popular paradigms of applying large pre-trained NLP models such as BERT is to fine-tune it on a smaller dataset. However, one challenge remains as the fine-tuned model often overfits on smaller datasets. A symptom of this…

计算与语言 · 计算机科学 2021-10-25 Yiren Chen , Xiaoyu Kou , Jiangang Bai , Yunhai Tong

Currently, the most widespread neural network architecture for training language models is the so called BERT which led to improvements in various Natural Language Processing (NLP) tasks. In general, the larger the number of parameters in a…

计算与语言 · 计算机科学 2021-11-02 Jochen Zöllner , Konrad Sperfeld , Christoph Wick , Roger Labahn

We introduce SPARTA, a novel neural retrieval method that shows great promise in performance, generalization, and interpretability for open-domain question answering. Unlike many neural ranking methods that use dense vector nearest neighbor…

计算与语言 · 计算机科学 2020-09-29 Tiancheng Zhao , Xiaopeng Lu , Kyusong Lee

Named Entity Recognition (NER) is a critical task that requires substantial annotated data, making it challenging in low-resource scenarios where label acquisition is expensive. While zero-shot and instruction-tuned approaches have made…

计算与语言 · 计算机科学 2025-10-21 Nanda Kumar Rengarajan , Jun Yan , Chun Wang

We study learning named entity recognizers in the presence of missing entity annotations. We approach this setting as tagging with latent variables and propose a novel loss, the Expected Entity Ratio, to learn models in the presence of…

计算与语言 · 计算机科学 2021-08-17 Thomas Effland , Michael Collins