Improving zero-shot cross-lingual transfer for multilingual question answering over knowledge graph

Y Zhou, X Geng, T Shen, W Zhang… - Proceedings of the 2021 …, 2021 - aclanthology.org
Multilingual question answering over knowledge graph (KGQA) aims to derive answers from
a knowledge graph (KG) for questions in multiple languages. To be widely applicable, we …

Gromov-wasserstein guided representation learning for cross-domain recommendation

X Li, Z Qiu, X Zhao, Z Wang, Y Zhang, C Xing… - Proceedings of the 31st …, 2022 - dl.acm.org
Cross-Domain Recommendation (CDR) has attracted increasing attention in recent years as
a solution to the data sparsity issue. The fundamental paradigm of prior efforts is to train a …

Improving item cold-start recommendation via model-agnostic conditional variational autoencoder

X Zhao, Y Ren, Y Du, S Zhang, N Wang - Proceedings of the 45th …, 2022 - dl.acm.org
Embedding & MLP has become a paradigm for modern large-scale recommendation
system. However, this paradigm suffers from the cold-start problem which will seriously …

Hierarchical multi-marginal optimal transport for network alignment

Z Zeng, B Du, S Zhang, Y Xia, Z Liu… - Proceedings of the AAAI …, 2024 - ojs.aaai.org
Finding node correspondence across networks, namely multi-network alignment, is an
essential prerequisite for joint learning on multiple networks. Despite great success in …

Wasserstein-Fisher-Rao Embedding: Logical Query Embeddings with Local Comparison and Global Transport

Z Wang, W Fei, H Yin, Y Song, GY Wong… - arXiv preprint arXiv …, 2023 - arxiv.org
Answering complex queries on knowledge graphs is important but particularly challenging
because of the data incompleteness. Query embedding methods address this issue by …

Unbalanced optimal transport for unbalanced word alignment

Y Arase, H Bao, S Yokoi - arXiv preprint arXiv:2306.04116, 2023 - arxiv.org
Monolingual word alignment is crucial to model semantic interactions between sentences. In
particular, null alignment, a phenomenon in which words have no corresponding …

Sufficient dimension reduction for classification using principal optimal transport direction

C Meng, J Yu, J Zhang, P Ma… - Advances in neural …, 2020 - proceedings.neurips.cc
Sufficient dimension reduction is used pervasively as a supervised dimension reduction
approach. Most existing sufficient dimension reduction methods are developed for data with …

Semi-supervised bilingual lexicon induction with two-way interaction

X Zhao, Z Wang, H Wu, Y Zhang - arXiv preprint arXiv:2010.07101, 2020 - arxiv.org
Semi-supervision is a promising paradigm for Bilingual Lexicon Induction (BLI) with limited
annotations. However, previous semisupervised methods do not fully utilize the knowledge …

Bilingual lexicon induction for low-resource languages using graph matching via optimal transport

K Marchisio, A Saad-Eldin, K Duh, C Priebe… - arXiv preprint arXiv …, 2022 - arxiv.org
Bilingual lexicons form a critical component of various natural language processing
applications, including unsupervised and semisupervised machine translation and …

Optimal Transport Enhanced Cross-City Site Recommendation

X Li, X Zhao, Z Wang, Y Duan, Y Zhang… - Proceedings of the 47th …, 2024 - dl.acm.org
Site recommendation, which aims at predicting the optimal location for brands to open new
branches, has demonstrated an important role in assisting decision-making in modern …