Search Results for author: Feifei Kou

Found 6 papers, 0 papers with code

SimCGNN: Simple Contrastive Graph Neural Network for Session-based Recommendation

no code implementations8 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.

Contrastive Learning Session-Based Recommendations

Research on Domain Information Mining and Theme Evolution of Scientific Papers

no code implementations18 Apr 2022 Changwei Zheng, Zhe Xue, Meiyu Liang, Feifei Kou, Zeli Guan

In recent years, with the increase of social investment in scientific research, the number of research results in various fields has increased significantly.

Representation Learning

Research topic trend prediction of scientific papers based on spatial enhancement and dynamic graph convolution network

no code implementations30 Mar 2022 Changwei Zheng, Zhe Xue, Meiyu Liang, Feifei Kou

To simultaneously capture the spatial dependencies and temporal changes between research topics, we propose a deep neural network-based research topic hotness prediction algorithm, a spatiotemporal convolutional network model.

Cross-Media Scientific Research Achievements Retrieval Based on Deep Language Model

no code implementations29 Mar 2022 Benzhi Wang, Meiyu Liang, Feifei Kou, Mingying Xu

Science and technology big data contain a lot of cross-media information. There are images and texts in the scientific paper. The s ingle modal search method cannot well meet the needs of scientific researchers. This paper proposes a cross-media scientific research achievements retrieval method based on deep language model (CARDL). It achieves a unified cross-media semantic representation by learning the semantic association between different modal data, and is applied to the generation of text semantic vector of scientific research achievements, and then cross-media retrieval is realized through semantic similarity matching between different modal data. Experimental results show that the proposed CARDL method achieves better cross-modal retrieval performance than existing methods.

Cross-Modal Retrieval Language Modelling +3

Scientific and Technological Information Oriented Semantics-adversarial and Media-adversarial Cross-media Retrieval

no code implementations16 Mar 2022 Ang Li, Junping Du, Feifei Kou, Zhe Xue, Xin Xu, Mingying Xu, Yang Jiang

In light of this, we propose a scientific and technological information oriented Semantics-adversarial and Media-adversarial Cross-media Retrieval method (SMCR) to find an effective common subspace.

Information Retrieval Retrieval +2

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