no code implementations • 1 Jun 2023 • Mengxue Zhang, Neil Heffernan, Andrew Lan
In this paper, we investigate a collection of models that account for the individual preferences and tendencies of each human scorer in the automated scoring task.
no code implementations • 1 Jun 2023 • Mengxue Zhang, Zichao Wang, Zhichao Yang, Weiqi Feng, Andrew Lan
We propose a step-by-step planning approach for intermediate solution generation, which strategically plans the generation of the next solution step based on the MWP and the previous solution steps.
1 code implementation • 8 May 2023 • Hunter McNichols, Mengxue Zhang, Andrew Lan
Existing data-driven methods avoid these limitations but specifically require mathematical expressions in student responses to be parsed into syntax trees.
1 code implementation • 30 May 2022 • Mengxue Zhang, Sami Baral, Neil Heffernan, Andrew Lan
In this paper, we study the problem of automatic short answer grading for students' responses to math questions and propose a novel framework for this task.
no code implementations • 25 Apr 2021 • Mengxue Zhang, Zichao Wang, Richard Baraniuk, Andrew Lan
Feedback on student answers and even during intermediate steps in their solutions to open-ended questions is an important element in math education.
1 code implementation • IEEE Transactions on Geoscience and Remote Sensing 2021 • Zhaohui Xue, Mengxue Zhang, Yifeng Liu, Peijun Du
On the other hand, the optimization of complex hyperparameters (e. g., the layer number and convolutional kernel size) is time-consuming and a very tough task, making the designed DL framework unexplainable.
Ranked #1 on Hyperspectral Image Classification on Houston (using extra training data)
1 code implementation • ICML 2020 • Scott M. Jordan, Yash Chandak, Daniel Cohen, Mengxue Zhang, Philip S. Thomas
Performance evaluations are critical for quantifying algorithmic advances in reinforcement learning.
1 code implementation • 19 May 2020 • Qi Jia, Mengxue Zhang, Shengyao Zhang, Kenny Q. Zhu
Matching question-answer relations between two turns in conversations is not only the first step in analyzing dialogue structures, but also valuable for training dialogue systems.