MTrajRec

About

Source code of the KDD'21: MTrajRec: Map-Constrained Trajectory Recovery via Seq2Seq Multi-task Learning

Requirements

• Python==3.6
• pytorch==1.7.1
• rtree==0.9.4
• GDAL==2.3.3
• networkx==2.3

Usage

Installation

Clone this repo:

git clone git@github.com:huiminren/MTrajRec.git
cd MTrajRec

Running

python multi_main.py

Dataset

We provide sample data under data/.

Please note that the sample data is generated with the structure as the original data. For the data preprocessing, please refer to tptk.

Acknowledge

Thanks to Sijie to support data preprocessing.

Citation

If you find this repo useful and would like to cite it, citing our paper as the following will be really appropriate:

@inproceedings{ren2021mtrajrec,
  title={MTrajRec: Map-Constrained Trajectory Recovery via Seq2Seq Multi-task Learning},
  author={Ren, Huimin and Ruan, Sijie and Li, Yanhua and Bao, Jie and Meng, Chuishi and Li, Ruiyuan and Zheng, Yu},
  booktitle={Proceedings of the 27th ACM SIGKDD Conference on Knowledge Discovery \& Data Mining},
  pages={1410--1419},
  year={2021}
}