no code implementations • 18 Dec 2020 • Xiang Li, Danhao Ding, Ben Kao, Yizhou Sun, Nikos Mamoulis
A heterogeneous information network (HIN) has as vertices objects of different types and as edges the relations between objects, which are also of various types.
1 code implementation • 7 Sep 2020 • Yuqiu Qian, Conghui Tan, Danhao Ding, Hui Li, Nikos Mamoulis
Nonnegative matrix factorization (NMF) has been successfully applied in several data mining tasks.
no code implementations • 4 Nov 2019 • Caihua Shan, Nikos Mamoulis, Reynold Cheng, Guoliang Li, Xiang Li, Yuqiu Qian
In this paper, we propose a Deep Reinforcement Learning (RL) framework for task arrangement, which is a critical problem for the success of crowdsourcing platforms.
no code implementations • 4 Nov 2019 • Caihua Shan, Leong Hou U, Nikos Mamoulis, Reynold Cheng, Xiang Li
The number of microtasks depends on the budget allocated for the problem.
no code implementations • 19 Jan 2017 • Zhipeng Huang, Nikos Mamoulis
A network embedding is a representation of a large graph in a low-dimensional space, where vertices are modeled as vectors.
1 code implementation • 1 Nov 2013 • Hao Wang, Manolis Terrovitis, Nikos Mamoulis
The proposed algorithms outperform traditional recommendation algorithms and other approaches that try to exploit LBSN information.