Explanipedia

HeterRec: Heterogeneous Information Transformer for Scalable Sequential Recommendation Open

Hao Deng, Haibo Xing, Kanefumi Matsuyama, Yulei Huang, Jinxin Hu , et al. · 2025

Transformer-based sequential recommendation (TSR) models have shown superior performance in recommendation systems, where the quality of item representations plays a crucial role. Classical representation methods integrate item features us…

SAM4D: Segment Anything in Camera and LiDAR Streams Open

Jia Xu, Song Wang, Zhenyu Ni, Chia-Ling Hu, S. Yang , et al. · 2025

We present SAM4D, a multi-modal and temporal foundation model designed for promptable segmentation across camera and LiDAR streams. Unified Multi-modal Positional Encoding (UMPE) is introduced to align camera and LiDAR features in a shared…

One Size doesn't Fit All: A Personalized Conversational Tutoring Agent for Mathematics Instruction Open

Lei Liu, Jingjing Zhang, Fangquan Lin, Jia Xu, Min Peng · 2025

Large language models (LLMs) have been increasingly employed in various intelligent educational systems, simulating human tutors to facilitate effective human-machine interaction. However, previous studies often overlook the significance o…

CineMaster: A 3D-Aware and Controllable Framework for Cinematic Text-to-Video Generation Open

Qinghe Wang, Yawen Luo, Xiaoyu Shi, Jia Xu, Huchuan Lu , et al. · 2025

In this work, we present CineMaster, a novel framework for 3D-aware and controllable text-to-video generation. Our goal is to empower users with comparable controllability as professional film directors: precise placement of objects within…

A Multi-index Remote Sensing Approach to Track Water Shifts in Handero Lake Open

Muhammad Arif Ali, Shahnaz Bhutto, M. A. Hannan, Jia Xu · 2025

Freshwater Wetlands are essential ecosystems but remain highly vulnerable to climate variability and human pressures. This study examines the spatiotemporal changes in the water of Handero Lake from 2001 to 2024, using Landsat satellite im…

EmByte: Decomposition and Compression Learning for Small yet Private NLP Open

Shenglan Li, Jia Xu, Mengjiao Zhang · 2025

SC-PA: A spot-checking model based on Stackelberg game theory for improving peer assessment Open

Jia Xu, Panyuan Yang, Teng Xiao, Pin Lv, Minghe Yu , et al. · 2024

During a peer assessment activity in teaching practices, students may not have sufficient motivation to review their peers’ submissions, which makes the peer assessment results questionable. To this end, this paper proposes a novel spot-ch…

Lattice-like Mechanical Metamaterials Structure Design Method Based on Convolutional Neural Network and NSGA-II Algorithm Open

Weidong Dang, Chengxiang Miao, Jia Xu, X M Mu, Hongxia Niu , et al. · 2024

Lattice-like mechanical metamaterials have excellent mechanical properties such as ultra-low density, high specific strength, and high energy absorption, and have broad application prospects in key components of platforms such as armored v…

Sc-Pa: A Spot-Checking Model Based on Stackelberg Game Theory for Improving Peer Assessment Open

Jia Xu, Panyuan Yang, Teng Xiao, Pin Lv, Minghe Yu , et al. · 2024

Deleveraging driven by profitability improvement: Evidence from China's B2V transition Open

Jia Xu, Dan Xi, Zhenjie Qian, Lingrui Zhou · 2024

Deleveraging Driven by Profitability Improvement: Evidence from China's B2v Transition Open

Zhenjie Qian, Dan Xi, Jia Xu, Lingrui Zhou · 2024

LTKT: Knowledge Tracing Based on Positive and Negative Learning Transfers Open

Jia Xu, Rongrong Tang, Pin Lv, Minghe Yu, Ge Yu , et al. · 2023

Trajectory Prediction with Correction Mechanism for Connected and Autonomous Vehicles Open

Pin Lv, Hongbiao Liu, Jia Xu, Taoshen Li · 2022

Trajectory prediction of surrounding vehicles is a critical task for connected and autonomous vehicles (CAVs), helping them to realize potential dangers in the traffic environment and make the most appropriate decisions. In a practical tra…

Object Perceptibility Prediction for Transmission Load Reduction in Vehicle-Infrastructure Cooperative Perception Open

Pin Lv, Jinlei Han, Yuebin He, Jia Xu, Taoshen Li · 2022

Vehicle-infrastructure cooperative perception is an ingenious way to eliminate environmental perception blind areas of connected and autonomous vehicles (CAVs). However, if the infrastructure transmits all environmental information to the …

Stock Index Prediction Based on Time Series Decomposition and Hybrid Model Open

Pin Lv, Qinjuan Wu, Jia Xu, Yating Shu · 2022

The stock index is an important indicator to measure stock market fluctuation, with a guiding role for investors’ decision-making, thus being the object of much research. However, the stock market is affected by uncertainty and volatility,…

Multi-Modal Feature Selection with Feature Correlation and Feature Structure Fusion for MCI and AD Classification Open

Zhuqing Jiao, Siwei Chen, Haifeng Shi, Jia Xu · 2022

Feature selection for multiple types of data has been widely applied in mild cognitive impairment (MCI) and Alzheimer’s disease (AD) classification research. Combining multi-modal data for classification can better realize the complementar…

Ranking-Based Deep Hashing Network for Image Retrieval Open

Zhisheng Zhang, Huaijing Qu, Ming Xie, Jia Xu, Jiwei Wang , et al. · 2022

In large-scale image retrieval, the deep learning-based hashing methods have significantly progressed. However, most of the existing deep hashing methods still have the problems of low feature learning efficiency and weak ranking relations…

Sc-Pa: A Spot-Checking Model Based on Stackelberg Game Theory for Improving Peer Assessment Open

Jia Xu, Panyuan Yang, Teng Xiao, Pin Lv, Minghe Yu , et al. · 2022

Improving Knowledge Tracing Via a Heterogeneous Information Network Enhanced by Student Interactions Open

Jia Xu, Xinyue Huang, Teng Xiao, Pin Lv · 2022

Sc-Pa: A Spot-Checking Model Based on Stackelberg Game Theory for Improving Peer Assessment Open

Jia Xu, Panyuan Yang, Teng Xiao, Pin Lv, Minghe Yu , et al. · 2022

Itinerary-aware Personalized Deep Matching at Fliggy Open

Jia Xu, Ziyi Wang, Zulong Chen, Detao Lv, Yao Yu , et al. · 2021

Matching items for a user from a travel item pool of large cardinality have been the most important technology for increasing the business at Fliggy, one of the most popular online travel platforms (OTPs) in China. There are three major ch…

Itinerary-aware Personalized Deep Matching at Fliggy Open

Jia Xu, Ziyi Wang, Zulong Chen, Detao Lv, Yao Yu , et al. · 2021

Matching items for a user from a travel item pool of large cardinality have been the most important technology for increasing the business at Fliggy, one of the most popular online travel platforms (OTPs) in China. There are three major ch…

Leveraging Cognitive Diagnosis to Improve Peer Assessment in MOOCs Open

Jia Xu, Qiuyun Li, Jing Liu, Pin Lv, Ge Yu · 2021

A major challenge faced by popular massive open online courses (MOOCs) is the assessment of large-scale open-ended assignments submitted by students. Recently, peer assessment has become a mainstream paradigm that helps grade open-ended as…

WiFi-Based Virtual Access Network Scheduling for Downlink Traffic Dominated Smart Spaces Open

Pin Lv, Siyu Pan, Jia Xu · 2020

WiFi networks are widely and densely deployed as infrastructure in smart spaces. However, differentiated services with guaranteed access bandwidths are not supported in traditional WiFi networks. In this paper, wireless virtual access netw…

Combining Statistical Features and Local Pattern Features for Texture Image Retrieval Open

Hengbin Wang, Huaijing Qu, Jia Xu, Jiwei Wang, Yanan Wei , et al. · 2020

The complementary fusion of global and local features can effectively improve the performance of image retrieval. This article proposes a new local texture descriptor, combined with statistical modeling in transform domain for texture imag…

Research on acquisition and recognition of Naxi speaker's speech information Open

Guoxin Wu, Xiaoli Xu, Shanghong Wang, Jia Xu · 2019

The human–machine dialogue system allows people and the machine to communicate basically. This technology is also attracting more and more attention. It is conducive to the realisation of resource sharing, inheritance, and protection of Do…

Differentially Private Top-$k$ Frequent Columns Publication for High-Dimensional Data Open

Ning Wang, Zhigang Wang, Yu Gu, Jia Xu, Zhiqiang Wei , et al. · 2019

Differential privacy (DP) is a promising scheme for releasing the results of statistical queries on sensitive data. This paper focuses on top-k frequent columns publication on sensitive data, with high result utility under differential pri…

MSN 2018 Technical Program Committee Open

Junggab Son, Jia Xu, Symeon Papavassiliou, Yidong Cui · 2018

Book Reviews Open

Coen Heijes, Renfang Tang, Jia Xu, Qiao Xueying · 2018

of the bard's death, and presents a

Long-time Integration of a Multi-waveform for Weak Target Detectcion in Non-cooperative Passive Bistatic Radar Open

Qian Li-chang, Jia Xu, Hu Guoxu · 2017

Space, time, and phase synchronization problems make weak target detection evenmore difficult in the Non-cooperative Passive Bistatic Radar (NPBR) than in conventional radar systems. Therefore, a time and phase synchronization method based…

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