A survey on complex factual question answering
2023
Answering complex factual questions has drawn a lot of attention. Researchers leverage various data sources to support complex QA, such as unstructured texts, structured knowledge graphs and relational...
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Sarcasm detection using news headlines dataset
2023
Sarcasm has been an elusive concept for humans. Due to interesting linguistic properties, sarcasm detection has gained traction of the Natural Language Processing (NLP) research community in the past...
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Language as a latent sequence: Deep latent variable models for semi-supervised paraphrase generation
Available online 26 May 2023
This paper explores deep latent variable models for semi-supervised paraphrase generation, where the missing target pair for unlabelled data is modelled as a latent paraphrase sequence. We present a...
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The road from MLE to EM to VAE: A brief tutorial
2022
Variational Auto-Encoders (VAEs) have emerged as one of the most popular genres of generative models, which are learned to characterize the data distribution. The classic Expectation Maximization (EM)...
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Human motion modeling with deep learning: A survey
2022
The aim of human motion modeling is to understand human behaviors and create reasonable human motion like real people given different priors. With the development of deep learning, researchers tend...
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Survey: Transformer based video-language pre-training
2022
Inspired by the success of transformer-based pre-training methods on natural language tasks and further computer vision tasks, researchers have started to apply transformer to video processing. This...
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Learning towards conversational AI: A survey
2022
Recent years have witnessed a surge of interest in the field of open-domain dialogue. Thanks to the rapid development of social media, large dialogue corpus from the Internet builds up a fundamental...
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Data augmentation approaches in natural language processing: A survey
2022
As an effective strategy, data augmentation (DA) alleviates data scarcity scenarios where deep learning techniques may fail. It is widely applied in computer vision then introduced to natural language...
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A survey on heterogeneous information network based recommender systems: Concepts, methods, applications and resources
2022
As an important way to alleviate information overload, a recommender system aims to filter out irrelevant information for users and provides them items that they may be interested in. In recent years,...
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Self-directed machine learning
2022
Conventional machine learning (ML) relies heavily on manual design from machine learning experts to decide learning tasks, data, models, optimization algorithms, and evaluation metrics, which is labor-intensive,...
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Hierarchical label with imbalance and attributed network structure fusion for network embedding
2022
Network embedding (NE) aims to learn low-dimensional vectors for nodes while preserving the network’s essential properties (e.g., attributes and structure). Previous methods have been proposed to learn...
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StackVAE-G: An efficient and interpretable model for time series anomaly detection
2022
Recent studies have shown that autoencoder-based models can achieve superior performance on anomaly detection tasks due to their excellent ability to fit complex data in an unsupervised manner. In this...
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A survey of transformers
2022
Transformers have achieved great success in many artificial intelligence fields, such as natural language processing, computer vision, and audio processing. Therefore, it is natural to attract lots...
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Optimized separable convolution: Yet another efficient convolution operator
2022
The convolution operation is the most critical component in recent surge of deep learning research. Conventional 2D convolution needs O(C2K2) parameters to represent, where C is the channel size and...
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Deep learning for fake news detection: A comprehensive survey
2022
The information age enables people to obtain news online through various channels, yet in the meanwhile making false news spread at unprecedented speed. Fake news exerts detrimental effects for it impairs...
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HSSDA: Hierarchical relation aided Semi-Supervised Domain Adaptation
2022
The mainstream domain adaptation (DA) methods transfer the supervised source domain knowledge to the unsupervised or semi-supervised target domain, so as to assist the classification task in the target...
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BCA: Bilinear Convolutional Neural Networks and Attention Networks for legal question answering
2022
The National Judicial Examination of China is an essential examination for selecting legal practitioners. In recent years, people have tried to use machine learning algorithms to answer examination...
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PTR: Prompt Tuning with Rules for Text Classification
2022
Recently, prompt tuning has been widely applied to stimulate the rich knowledge in pre-trained language models (PLMs) to serve NLP tasks. Although prompt tuning has achieved promising results on some...
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Debiased recommendation with neural stratification
2022
Debiased recommender models have recently attracted increasing attention from the academic and industry communities. Existing models are mostly based on the technique of inverse propensity score (IPS)....
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Augmented and challenging datasets with multi-step reasoning and multi-span questions for Chinese judicial reading comprehension
2022
The existing judicial reading comprehension datasets are relatively simple, and the answers to the questions can be obtained through single-step reasoning. However, the content of legal documents in...
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CAILIE 1.0: A dataset for Challenge of AI in Law - Information Extraction V1.0
2022
Legal information extraction requires identifying and classifying legal elements from specific legal documents. Considering that information extraction is mainly regarded as the first step in natural...
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Domain generalization by class-aware negative sampling-based contrastive learning
2022
When faced with the issue of different feature distribution between training and test data, the test data may differ in style and background from the training data due to the collection sources or privacy...
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On the distribution alignment of propagation in graph neural networks
2022
Graph neural networks (GNNs) have been widely adopted for modeling graph-structure data. Most existing GNN studies have focused on designing different strategies to propagate information over the graph...
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Advances and challenges in conversational recommender systems: A survey
2021
Recommender systems exploit interaction history to estimate user preference, having been heavily used in a wide range of industry applications. However, static recommendation models are difficult to...
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Neural, symbolic and neural-symbolic reasoning on knowledge graphs
2021
Knowledge graph reasoning is the fundamental component to support machine learning applications such as information extraction, information retrieval, and recommendation. Since knowledge graphs can...
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